/**
 * GymDiet Master — Obsidian × Thrive Official Landing Styles
 * Strictly adhering to AGENTS.md design system:
 * - OLED Black (#000000), Obsidian (#05080e, #080c14, #0e1422)
 * - Neon Green Accent (#00f076, #17c987)
 * - NO BLUE for primary buttons, plates, or badges
 * - Pure SVG Vector Icons throughout the entire UI
 * - Premium Glassmorphism, smooth animations & mobile responsive
 */

:root {
  --bg-oled: #000000;
  --bg-obsidian: #05080e;
  --bg-surface: #0a0f1d;
  --bg-card: rgba(14, 20, 34, 0.85);
  --bg-card-hover: rgba(20, 29, 48, 0.95);

  --accent-neon: #00f076;
  --accent-neon-hover: #17c987;
  --accent-glow: rgba(0, 240, 118, 0.35);
  --accent-border: rgba(0, 240, 118, 0.25);
  --accent-badge: rgba(0, 240, 118, 0.12);

  --status-ready: #00f076;
  --status-recovering: #facc15;
  --status-fatigued: #ff5c7a;

  --text-primary: #ffffff;
  --text-secondary: #cbd5e1;
  --text-muted: #64748b;

  --font-display: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --shadow-card: 0 12px 36px rgba(0, 0, 0, 0.7);
  --shadow-neon: 0 0 25px rgba(0, 240, 118, 0.4);
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  background-color: var(--bg-oled);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

/* Ambient Glow Blobs */
.ambient-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(140px);
  z-index: 0;
}

.glow-top {
  top: -150px;
  left: 50%;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(0, 240, 118, 0.18) 0%, rgba(5, 8, 14, 0) 70%);
}

.glow-bottom {
  bottom: 20%;
  right: -100px;
  background: radial-gradient(circle, rgba(0, 240, 118, 0.1) 0%, rgba(5, 8, 14, 0) 70%);
}

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* Typography Helpers */
.neon-text {
  color: var(--accent-neon);
  text-shadow: 0 0 20px rgba(0, 240, 118, 0.5);
}

.section-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent-neon);
  background: var(--accent-badge);
  border: 1px solid var(--accent-border);
  padding: 4px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  letter-spacing: -0.5px;
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-desc {
  color: var(--text-secondary);
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  max-width: 680px;
  margin: 0 auto;
}

.text-center {
  text-align: center;
}

/* ==========================================================================
   HEADER
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: all 0.3s ease;
}

.header-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: #fff;
}

.logo-gem {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(0, 240, 118, 0.25), rgba(5, 8, 14, 0.9));
  border: 1px solid var(--accent-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-neon);
  box-shadow: 0 0 16px rgba(0, 240, 118, 0.2);
}

.logo-gem svg {
  width: 22px;
  height: 22px;
}

.brand-text {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.brand-name {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.35rem;
  letter-spacing: -0.5px;
}

.brand-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 800;
  color: var(--accent-neon);
  background: var(--accent-badge);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--accent-border);
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s ease;
}

.nav-link:hover {
  color: var(--accent-neon);
}

.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-neon);
  color: #000;
  font-weight: 800;
  font-size: 0.9rem;
  padding: 10px 20px;
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: all 0.25s ease;
  box-shadow: var(--shadow-neon);
}

.btn-cta:hover {
  background: var(--accent-neon-hover);
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(0, 240, 118, 0.6);
}

.btn-icon {
  width: 18px;
  height: 18px;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
  padding-top: 150px;
  padding-bottom: 90px;
  position: relative;
  overflow: hidden;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 50px;
}

/* Hero Quick Feature Chips */
.hero-quick-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 24px;
}

.hero-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 14px;
  font-size: 0.82rem;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.05);
  color: #cbd5e1;
  border: 1px solid rgba(255, 255, 255, 0.12);
  text-decoration: none;
  transition: all 0.25s ease;
}

.hero-chip svg {
  width: 15px;
  height: 15px;
  color: var(--accent-neon);
}

.hero-chip:hover {
  background: rgba(0, 240, 118, 0.16);
  border-color: var(--accent-neon);
  color: var(--accent-neon);
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(0, 240, 118, 0.25);
}

/* ==========================================================================
   HERO SHOWCASE WRAPPER & MODE SWITCHER
   ========================================================================== */
.hero-showcase-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}

.hero-stage-switcher {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(8, 12, 20, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 30px;
  padding: 4px;
  margin-bottom: 16px;
  backdrop-filter: blur(12px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
  z-index: 10;
}

.stage-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: transparent;
  border: none;
  color: #94a3b8;
  font-family: inherit;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  padding: 6px 14px;
  border-radius: 20px;
  cursor: pointer;
  transition: all 0.25s ease;
}

.stage-tab-btn .tab-btn-icon {
  width: 14px;
  height: 14px;
}

.stage-tab-btn:hover {
  color: #fff;
}

.stage-tab-btn.active {
  background: rgba(0, 240, 118, 0.18);
  border: 1px solid rgba(0, 240, 118, 0.35);
  color: var(--accent-neon);
  box-shadow: 0 0 14px rgba(0, 240, 118, 0.3);
}

.hero-stage-view {
  display: none;
  width: 100%;
  justify-content: center;
}

.hero-stage-view.active {
  display: flex;
}

/* ==========================================================================
   LARGE ROBOT COACH CYBER POD (HERO MAIN VIDEO)
   ========================================================================== */
/* ==========================================================================
   AI COACH SPEECH CARD (LEFT HERO COLUMN)
   ========================================================================== */
.ai-greeting-speech-card {
  background: linear-gradient(135deg, rgba(8, 12, 20, 0.95), rgba(13, 18, 34, 0.9));
  border: 1px solid rgba(0, 240, 118, 0.35);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  margin-bottom: 22px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.7), 0 0 25px rgba(0, 240, 118, 0.12);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

/* ==========================================================================
   LARGE ROBOT COACH CYBER POD (HERO MAIN VIDEO)
   ========================================================================== */
.robot-pod-frame {
  position: relative;
  width: 360px;
  max-width: 100%;
  height: 600px;
  aspect-ratio: 9 / 16;
  border-radius: 28px;
  border: 2px solid rgba(0, 240, 118, 0.45);
  background: #000;
  overflow: hidden;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.9), 0 0 50px rgba(0, 240, 118, 0.28);
  display: flex;
  flex-direction: column;
}

.stage-robot-main-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 2%;
  display: block;
  z-index: 1;
}

.pod-ambient-glow {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(5, 8, 14, 0.35) 0%,
    transparent 15%,
    transparent 70%,
    rgba(5, 8, 14, 0.85) 92%,
    rgba(5, 8, 14, 0.98) 100%
  );
  pointer-events: none;
  z-index: 2;
}

.pod-top-overlay {
  position: absolute;
  top: 16px;
  left: 16px;
  right: 16px;
  display: flex;
  justify-content: center;
  z-index: 5;
}

.pod-status-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(5, 8, 14, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(0, 240, 118, 0.35);
  padding: 5px 14px;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--accent-neon);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.6);
}

.pod-bottom-overlay {
  position: absolute;
  bottom: 16px;
  left: 16px;
  right: 16px;
  z-index: 5;
}

.pod-cta-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  background: var(--accent-neon);
  color: #000;
  font-size: 0.86rem;
  font-weight: 900;
  letter-spacing: 0.03em;
  padding: 12px 18px;
  border-radius: 14px;
  text-decoration: none;
  box-shadow: 0 6px 20px rgba(0, 240, 118, 0.45);
  transition: all 0.25s ease;
}

.pod-cta-btn svg {
  width: 18px;
  height: 18px;
}

.pod-cta-btn:hover {
  background: #17c987;
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(0, 240, 118, 0.65);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 240, 118, 0.1);
  border: 1px solid var(--accent-border);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 24px;
}

.svg-badge-icon {
  width: 16px;
  height: 16px;
  color: var(--accent-neon);
  flex-shrink: 0;
}

.badge-text {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-neon);
  letter-spacing: 0.5px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 4.5vw, 4rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -1px;
  margin-bottom: 24px;
}

.hero-subtitle {
  color: var(--text-secondary);
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  line-height: 1.6;
  margin-bottom: 36px;
  max-width: 580px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.btn-primary-glow {
  display: inline-flex;
  align-items: center;
  background: var(--accent-neon);
  color: #000;
  text-decoration: none;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-neon);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-primary-glow:hover {
  background: var(--accent-neon-hover);
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 0 40px rgba(0, 240, 118, 0.7);
}

.btn-primary-content {
  display: flex;
  align-items: center;
  gap: 14px;
}

.btn-apk-icon {
  width: 28px;
  height: 28px;
}

.btn-text-col {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.btn-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: 0.5px;
  line-height: 1.2;
}

.btn-desc {
  font-size: 0.75rem;
  font-weight: 600;
  opacity: 0.85;
}

.btn-secondary-glass {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #fff;
  text-decoration: none;
  padding: 16px 24px;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.95rem;
  backdrop-filter: blur(12px);
  transition: all 0.25s ease;
}

.btn-secondary-glass:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--accent-border);
  color: var(--accent-neon);
  transform: translateY(-2px);
}

.btn-secondary-glass svg {
  width: 18px;
  height: 18px;
}

.hero-trust {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.trust-svg {
  width: 18px;
  height: 18px;
  color: var(--accent-neon);
  flex-shrink: 0;
}

/* ==========================================================================
   AUTHENTIC 3D PHONE MOCKUP (GYMDIET MASTER MOBILE UI)
   ========================================================================== */
.hero-mockup-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
}

.phone-frame {
  width: 340px;
  height: 680px;
  max-width: 100%;
  background: #080c14;
  border-radius: 46px;
  border: 4px solid #1e293b;
  box-shadow: 0 25px 80px rgba(0, 0, 0, 0.95), 0 0 60px rgba(0, 240, 118, 0.18);
  position: relative;
  padding: 10px;
  display: flex;
  flex-direction: column;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.phone-frame:hover {
  transform: translateY(-6px) scale(1.01);
  box-shadow: 0 35px 90px rgba(0, 0, 0, 0.98), 0 0 80px rgba(0, 240, 118, 0.28);
}

.phone-notch {
  width: 100px;
  height: 22px;
  background: #000000;
  border-radius: 0 0 16px 16px;
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.notch-lens {
  width: 9px;
  height: 9px;
  background: #0f172a;
  border: 1.5px solid #1e293b;
  border-radius: 50%;
}

.notch-speaker {
  width: 32px;
  height: 3.5px;
  background: #1e293b;
  border-radius: 3px;
}

.phone-screen {
  width: 100%;
  height: 100%;
  background: #000000;
  border-radius: 36px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  padding: 24px 8px 6px;
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

/* Mobile Phone OS Status Bar */
.app-status-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 2px 10px 4px;
  font-size: 0.72rem;
  font-weight: 700;
  color: #94a3b8;
  user-select: none;
}

.status-time {
  font-weight: 800;
  color: #f1f5f9;
}

.status-indicators {
  display: flex;
  align-items: center;
  gap: 5px;
}

.status-svg {
  width: 13px;
  height: 13px;
  color: #cbd5e1;
}

/* Real App Header Bar */
.app-header-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 8px 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.app-brand-row {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.88rem;
  color: #ffffff;
}

.app-brand-icon {
  width: 17px;
  height: 17px;
  color: var(--accent-neon);
}

.app-brand-title {
  letter-spacing: -0.01em;
}

.app-header-right {
  display: flex;
  align-items: center;
  gap: 7px;
}

.app-user-badge {
  font-size: 0.6rem;
  font-weight: 800;
  color: var(--accent-neon);
  background: rgba(0, 240, 118, 0.12);
  border: 1px solid rgba(0, 240, 118, 0.3);
  border-radius: 12px;
  padding: 2px 7px;
  letter-spacing: 0.02em;
}

.app-bell-wrap {
  position: relative;
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #94a3b8;
  cursor: pointer;
}

.app-bell-icon {
  width: 16px;
  height: 16px;
}

.app-bell-dot {
  position: absolute;
  top: 1px;
  right: 1px;
  width: 5px;
  height: 5px;
  background: var(--accent-neon);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--accent-neon);
}

.app-profile-avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #0f172a;
  border: 1.5px solid var(--accent-neon);
  color: var(--accent-neon);
  font-weight: 900;
  font-size: 0.68rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

/* App Dynamic Screen Body */
.app-screen-body {
  flex: 1;
  overflow-y: auto;
  padding: 8px 4px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.app-screen-body::-webkit-scrollbar {
  width: 3px;
}
.app-screen-body::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 2px;
}

.app-dashboard-view {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* App Glass Cards */
.app-glass-card {
  background: rgba(13, 18, 30, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  padding: 12px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5);
}

.app-glass-card.compact {
  padding: 10px 12px;
}

/* Calories & Macros Row */
.app-calories-row {
  display: grid;
  grid-template-columns: 104px 1fr;
  gap: 10px;
  align-items: center;
}

.app-ring-wrap {
  position: relative;
  width: 104px;
  height: 104px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.app-progress-ring {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.ring-bg {
  stroke: rgba(255, 255, 255, 0.06);
}

.ring-fill {
  stroke: var(--accent-neon);
  filter: drop-shadow(0 0 6px rgba(0, 240, 118, 0.5));
  transition: stroke-dashoffset 0.6s ease;
}

.app-ring-label {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.ring-kicker {
  font-size: 0.52rem;
  font-weight: 800;
  color: #94a3b8;
  letter-spacing: 0.06em;
}

.ring-value {
  font-size: 1.25rem;
  font-weight: 900;
  color: #ffffff;
  line-height: 1.1;
  font-family: var(--font-display);
}

.ring-sub {
  font-size: 0.54rem;
  color: #64748b;
}

.ring-percent {
  font-size: 0.62rem;
  font-weight: 800;
  color: var(--accent-neon);
  margin-top: 2px;
  display: block;
}

/* Macros Column */
.app-macros-col {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.macro-track-row {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.macro-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.62rem;
  font-weight: 700;
}

.macro-name {
  color: #94a3b8;
  display: flex;
  align-items: center;
  gap: 4px;
}

.macro-val {
  color: #f1f5f9;
}

.macro-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
}
.macro-dot.green { background: #00f076; }
.macro-dot.amber { background: #facc15; }
.macro-dot.emerald { background: #10b981; }

.macro-bar-track {
  width: 100%;
  height: 5px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 3px;
  overflow: hidden;
}

.macro-bar-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 0.5s ease;
}
.macro-bar-fill.green { background: #00f076; box-shadow: 0 0 6px rgba(0, 240, 118, 0.5); }
.macro-bar-fill.amber { background: #facc15; }
.macro-bar-fill.emerald { background: #10b981; }

/* Tip & Plan Row */
.app-tip-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.app-mini-pill {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  padding: 5px 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.mini-pill-icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.mini-pill-title {
  display: block;
  font-size: 0.52rem;
  font-weight: 800;
  color: var(--accent-neon);
}

.mini-pill-text {
  display: block;
  font-size: 0.6rem;
  font-weight: 600;
  color: #cbd5e1;
}

/* Smart Action Quick Buttons */
.app-smart-actions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}

.app-smart-btn {
  background: rgba(13, 18, 30, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 8px 4px;
  color: #ffffff;
  font-size: 0.68rem;
  font-weight: 700;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.app-smart-btn svg {
  width: 16px;
  height: 16px;
  color: var(--accent-neon);
}

.app-smart-btn.highlight {
  background: rgba(0, 240, 118, 0.08);
  border-color: rgba(0, 240, 118, 0.35);
}

.app-smart-btn:hover {
  transform: translateY(-2px);
  border-color: var(--accent-neon);
}

/* Hydration Mini Card */
.water-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.water-title-wrap {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.68rem;
  font-weight: 700;
  color: #fff;
}

.water-icon {
  width: 14px;
  height: 14px;
  color: var(--accent-neon);
}

.water-val {
  font-size: 0.68rem;
  font-weight: 800;
  color: var(--accent-neon);
}

.water-progress-track {
  width: 100%;
  height: 5px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 6px;
}

.water-progress-fill {
  height: 100%;
  background: var(--accent-neon);
  box-shadow: 0 0 6px rgba(0, 240, 118, 0.5);
  border-radius: 3px;
}

.water-chips-row {
  display: flex;
  gap: 4px;
}

.water-chip {
  flex: 1;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 6px;
  padding: 3px 0;
  font-size: 0.58rem;
  font-weight: 700;
  color: #cbd5e1;
  text-align: center;
}

/* Meals Today Section */
.app-meals-section {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.meals-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 2px 2px;
}

.meals-title {
  font-size: 0.6rem;
  font-weight: 800;
  color: #94a3b8;
  letter-spacing: 0.04em;
}

.meals-count {
  font-size: 0.58rem;
  font-weight: 700;
  color: var(--accent-neon);
}

.meal-item-card {
  background: rgba(13, 18, 30, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 10px;
  padding: 7px 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.meal-icon-box {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: rgba(0, 240, 118, 0.1);
  border: 1px solid rgba(0, 240, 118, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.meal-icon-box svg {
  width: 14px;
  height: 14px;
}

.meal-meta {
  flex: 1;
  min-width: 0;
}

.meal-name {
  font-size: 0.68rem;
  font-weight: 700;
  color: #ffffff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.meal-sub {
  font-size: 0.56rem;
  color: #94a3b8;
  margin-top: 1px;
}

.meal-check {
  font-size: 0.72rem;
  font-weight: 900;
  color: var(--accent-neon);
  flex-shrink: 0;
}

/* Authentic App Bottom Navigation Bar (5 Tabs) */
.app-bottom-nav {
  display: flex;
  justify-content: space-around;
  align-items: center;
  background: #080c14;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 8px 2px 4px;
  border-radius: 0 0 24px 24px;
  margin-top: auto;
}

.app-nav-btn {
  flex: 1;
  background: transparent;
  border: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  color: #64748b;
  cursor: pointer;
  padding: 4px 0;
  font-size: 0.58rem;
  font-weight: 700;
  transition: all 0.2s ease;
  user-select: none;
}

.app-nav-icon {
  width: 18px;
  height: 18px;
  transition: all 0.2s ease;
}

.app-nav-btn:hover {
  color: #cbd5e1;
}

.app-nav-btn.active {
  color: var(--accent-neon);
}

.app-nav-btn.active .app-nav-icon {
  filter: drop-shadow(0 0 6px rgba(0, 240, 118, 0.6));
  transform: translateY(-1px);
}

/* ==========================================================================
   SUPERIORITY COMPARISON TABLE (OPTION 3)
   ========================================================================== */
.comparison-section {
  padding: var(--section-spacing) 0;
  position: relative;
  background: radial-gradient(circle at 50% 20%, rgba(0, 240, 118, 0.05), transparent 70%);
}

.comparison-table-wrap {
  max-width: 1040px;
  margin: 0 auto;
  background: #080c16;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  overflow-x: auto;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.85);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.comparison-table th {
  padding: 20px 24px;
  background: #0d1322;
  border-bottom: 2px solid rgba(255, 255, 255, 0.08);
  vertical-align: middle;
}

.comparison-table td {
  padding: 18px 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  vertical-align: middle;
}

.comparison-table tr:last-child td {
  border-bottom: none;
}

.col-feature {
  width: 28%;
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 800;
  color: #ffffff;
}

.col-competitors {
  width: 36%;
}

.col-master {
  width: 36%;
  background: rgba(0, 240, 118, 0.04);
  border-left: 2px solid rgba(0, 240, 118, 0.25);
  border-right: 2px solid rgba(0, 240, 118, 0.25);
}

.comp-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 800;
  color: #94a3b8;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 4px 10px;
  border-radius: 6px;
  letter-spacing: 0.04em;
}

.comp-sub {
  display: block;
  font-size: 0.72rem;
  color: #64748b;
  margin-top: 4px;
}

.master-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 900;
  color: #000000;
  background: var(--accent-neon);
  padding: 5px 12px;
  border-radius: 6px;
  box-shadow: 0 0 16px rgba(0, 240, 118, 0.4);
  letter-spacing: 0.02em;
}

.master-sub {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent-neon);
  margin-top: 4px;
}

.row-feature {
  font-size: 0.88rem;
}

.row-feature strong {
  display: block;
  color: #f8fafc;
  font-size: 0.92rem;
  margin-bottom: 2px;
}

.row-feature span {
  display: block;
  font-size: 0.76rem;
  color: #94a3b8;
}

.cell-comp {
  color: #94a3b8;
}

.comp-res {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.84rem;
  line-height: 1.45;
}

.comp-cross-svg {
  width: 18px;
  height: 18px;
  color: #ef4444;
  flex-shrink: 0;
  margin-top: 2px;
}

.cell-master {
  background: rgba(0, 240, 118, 0.04);
  border-left: 2px solid rgba(0, 240, 118, 0.25);
  border-right: 2px solid rgba(0, 240, 118, 0.25);
}

.master-res {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.86rem;
  line-height: 1.45;
  color: #ffffff;
}

.master-res strong {
  color: var(--accent-neon);
}

.master-check-svg {
  width: 18px;
  height: 18px;
  color: var(--accent-neon);
  flex-shrink: 0;
  margin-top: 2px;
}

/* Comparison Verdict Card */
.comparison-verdict {
  max-width: 1040px;
  margin: 28px auto 0;
  background: linear-gradient(135deg, rgba(13, 20, 36, 0.95), rgba(8, 12, 22, 0.95));
  border: 1px solid rgba(0, 240, 118, 0.3);
  border-radius: 20px;
  padding: 28px 36px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.8), 0 0 35px rgba(0, 240, 118, 0.12);
}

.verdict-col {
  flex: 1;
}

.verdict-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--accent-neon);
  letter-spacing: 0.08em;
}

.verdict-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 900;
  color: #ffffff;
  margin: 6px 0;
}

.verdict-desc {
  font-size: 0.88rem;
  color: #94a3b8;
  margin: 0;
}

.verdict-cta {
  flex-shrink: 0;
}

.btn-verdict {
  padding: 14px 28px;
  font-size: 0.86rem;
}

@media (max-width: 820px) {
  .comparison-verdict {
    flex-direction: column;
    text-align: center;
    padding: 24px 20px;
  }
  .verdict-col {
    text-align: center !important;
  }
}

/* ==========================================================================
   BENTO GRID FEATURES
   ========================================================================== */
.features-section {
  padding: 100px 0;
  background: linear-gradient(180deg, var(--bg-oled) 0%, var(--bg-obsidian) 100%);
}

.section-heading {
  margin-bottom: 60px;
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.bento-card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: 32px;
  backdrop-filter: blur(16px);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.bento-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-border);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.8), 0 0 25px rgba(0, 240, 118, 0.15);
}

.card-large {
  grid-column: span 2;
}

.card-wide {
  grid-column: span 3;
}

.bento-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--accent-neon);
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

.bento-icon {
  width: 18px;
  height: 18px;
  color: var(--accent-neon);
  flex-shrink: 0;
}

.bento-card h3 {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 12px;
}

.bento-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.mini-status-row {
  display: flex;
  gap: 10px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.chip-status {
  padding: 6px 12px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
}

.chip-status.ready {
  background: rgba(0, 240, 118, 0.15);
  color: var(--accent-neon);
  border: 1px solid var(--accent-border);
}

.chip-status.recovery {
  background: rgba(250, 204, 21, 0.15);
  color: var(--status-recovering);
  border: 1px solid rgba(250, 204, 21, 0.3);
}

/* ==========================================================================
   DEEP FEATURE SECTIONS (MUSCLE & NUTRITION)
   ========================================================================== */
.deep-feature-section {
  padding: 100px 0;
  position: relative;
}

.bg-obsidian-layer {
  background: #070b14;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.feature-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
}

.feature-split.reversed {
  direction: rtl;
}

.feature-split.reversed > * {
  direction: ltr;
}

.feature-bullets {
  margin-top: 36px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.bullet-item {
  display: flex;
  gap: 18px;
}

.bullet-num {
  font-family: var(--font-mono);
  font-weight: 900;
  font-size: 1.1rem;
  color: var(--accent-neon);
  background: var(--accent-badge);
  border: 1px solid var(--accent-border);
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.bullet-item strong {
  display: block;
  font-size: 1.1rem;
  margin-bottom: 4px;
  color: #fff;
}

.bullet-item p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Interactive Muscles List Widget */
.interactive-muscles-card {
  background: var(--bg-card);
  border: 1px solid rgba(0, 240, 118, 0.22);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(20px);
}

.card-glass-header {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.95rem;
  padding-bottom: 14px;
  margin-bottom: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.tag-live {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 800;
  color: var(--accent-neon);
  background: var(--accent-badge);
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid var(--accent-border);
}

.muscles-interactive-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.muscle-interactive-item {
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 10px 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.muscle-interactive-item:hover, .muscle-interactive-item.active {
  border-color: var(--accent-neon);
  background: rgba(0, 240, 118, 0.08);
  transform: translateX(3px);
}

.m-name {
  font-size: 0.9rem;
  font-weight: 600;
}

.m-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
}

.m-badge.ready { color: var(--accent-neon); }
.m-badge.recovering { color: var(--status-recovering); }

.interactive-tip {
  margin-top: 14px;
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
}

/* Scanner Animation Showcase */
.interactive-scanner-demo {
  display: flex;
  justify-content: center;
}

.scanner-card {
  width: 100%;
  max-width: 440px;
  background: var(--bg-card);
  border: 1px solid var(--accent-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8);
}

.scanner-screen {
  background: #000;
  border-radius: 14px;
  height: 240px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.laser-scanner {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--accent-neon);
  box-shadow: 0 0 15px var(--accent-neon);
  animation: scan-laser 2.5s infinite ease-in-out;
  z-index: 5;
}

@keyframes scan-laser {
  0% { top: 10%; opacity: 0; }
  15% { opacity: 1; }
  85% { opacity: 1; }
  100% { top: 90%; opacity: 0; }
}

.barcode-target {
  width: 180px;
  height: 100px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.target-corner {
  position: absolute;
  width: 16px;
  height: 16px;
  border-color: var(--accent-neon);
}

.target-corner.top-left { top: 0; left: 0; border-top: 3px solid var(--accent-neon); border-left: 3px solid var(--accent-neon); }
.target-corner.top-right { top: 0; right: 0; border-top: 3px solid var(--accent-neon); border-right: 3px solid var(--accent-neon); }
.target-corner.bottom-left { bottom: 0; left: 0; border-bottom: 3px solid var(--accent-neon); border-left: 3px solid var(--accent-neon); }
.target-corner.bottom-right { bottom: 0; right: 0; border-bottom: 3px solid var(--accent-neon); border-right: 3px solid var(--accent-neon); }

.barcode-lines {
  display: flex;
  gap: 6px;
  height: 60px;
  align-items: center;
}

.barcode-lines span {
  width: 4px;
  height: 100%;
  background: rgba(255, 255, 255, 0.4);
  border-radius: 2px;
}

.scanner-result-overlay {
  position: absolute;
  bottom: 12px;
  left: 12px;
  right: 12px;
  background: rgba(14, 20, 34, 0.95);
  border: 1px solid var(--accent-border);
  border-radius: 10px;
  padding: 10px 14px;
  z-index: 10;
}

.prod-badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 800;
  color: var(--accent-neon);
}

.prod-name {
  font-weight: 700;
  font-size: 0.95rem;
  margin: 2px 0 4px;
}

.prod-macros {
  display: flex;
  gap: 12px;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.prod-macros .kcal {
  margin-left: auto;
  font-weight: 800;
  color: var(--accent-neon);
}

.voice-wave-card {
  margin-top: 14px;
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 12px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.voice-icon-box {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: rgba(0, 240, 118, 0.15);
  border: 1px solid var(--accent-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.voice-svg {
  width: 20px;
  height: 20px;
  color: var(--accent-neon);
}

.voice-transcript {
  font-weight: 600;
  font-size: 0.85rem;
  color: #fff;
  line-height: 1.3;
}

.voice-status {
  font-size: 0.75rem;
  color: var(--accent-neon);
  font-weight: 600;
}

/* ==========================================================================
   INTERACTIVE BARBELL CALCULATOR
   ========================================================================== */
.barbell-section {
  padding: 100px 0;
  background: var(--bg-oled);
}

.calculator-box {
  background: var(--bg-card);
  border: 1px solid rgba(0, 240, 118, 0.25);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-card);
  max-width: 960px;
  margin: 0 auto;
}

.calc-controls {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 36px;
}

.input-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.input-stepper {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-step {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #fff;
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 0.9rem;
  padding: 12px 18px;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-step:hover {
  background: var(--accent-neon);
  color: #000;
}

#barbell-weight-input {
  flex: 1;
  background: #000;
  border: 2px solid var(--accent-border);
  color: var(--accent-neon);
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 900;
  text-align: center;
  padding: 10px;
  border-radius: 10px;
}

.bar-toggle {
  display: flex;
  gap: 6px;
}

.btn-bar {
  flex: 1;
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 12px 8px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-bar.active {
  background: var(--accent-neon);
  color: #000;
  border-color: var(--accent-neon);
}

.quick-weights {
  grid-column: span 2;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.quick-weights span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.btn-quick {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-quick:hover {
  border-color: var(--accent-neon);
  color: var(--accent-neon);
}

/* Barbell Visualizer */
.barbell-visualizer {
  background: #000;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 30px 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.barbell-sleeves-wrap {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 140px;
  position: relative;
}

.barbell-center-bar {
  flex: 1;
  max-width: 380px;
  height: 18px;
  background: linear-gradient(180deg, #94a3b8 0%, #475569 50%, #1e293b 100%);
  border-radius: 3px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.bar-center-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: #000;
  font-weight: 800;
  text-shadow: 0 0 2px rgba(255, 255, 255, 0.6);
}

.knurling {
  position: absolute;
  width: 40px;
  height: 100%;
  background: repeating-linear-gradient(45deg, rgba(0,0,0,0.3) 0, rgba(0,0,0,0.3) 2px, transparent 2px, transparent 4px);
}
.left-knurl { left: 20px; }
.right-knurl { right: 20px; }

.sleeve-side {
  display: flex;
  align-items: center;
}

.collar {
  width: 12px;
  height: 38px;
  background: #64748b;
  border-radius: 2px;
}

.plates-stack {
  display: flex;
  align-items: center;
  gap: 3px;
}

.sleeve-side.left .plates-stack {
  flex-direction: row-reverse;
}

/* Realistic Plate Shapes & Weights - NO BLUE */
.plate-visual {
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 0.65rem;
  color: #000;
  box-shadow: 0 4px 10px rgba(0,0,0,0.6);
  writing-mode: vertical-rl;
  text-orientation: upright;
  letter-spacing: -2px;
  animation: plate-pop 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes plate-pop {
  0% { transform: scale(0.6); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.plate-25 { width: 22px; height: 130px; background: #ff3344; color: #fff; }
.plate-20 { width: 20px; height: 120px; background: #00f076; }
.plate-15 { width: 18px; height: 105px; background: #facc15; }
.plate-10 { width: 16px; height: 90px; background: #94a3b8; color: #000; } /* Sleek Steel: NO BLUE */
.plate-5  { width: 14px; height: 75px; background: #ffffff; }
.plate-2_5 { width: 12px; height: 60px; background: #1e293b; color: #fff; border: 1px solid #475569; }
.plate-1_25 { width: 10px; height: 48px; background: #64748b; color: #fff; }

.plates-text-summary {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--text-secondary);
  text-align: center;
}

.plates-text-summary strong {
  color: var(--accent-neon);
}

/* ==========================================================================
   INSTALL GUIDE & DOWNLOAD BANNER
   ========================================================================== */
.install-guide-section {
  padding: 100px 0;
  background: linear-gradient(180deg, var(--bg-obsidian) 0%, var(--bg-oled) 100%);
}

.install-steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 60px;
}

.step-card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  position: relative;
  text-align: center;
  transition: all 0.3s;
}

.step-card:hover {
  border-color: var(--accent-border);
  transform: translateY(-4px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.8), 0 0 20px rgba(0, 240, 118, 0.12);
}

.step-number {
  position: absolute;
  top: -16px;
  left: 50%;
  transform: translateX(-50%);
  width: 32px;
  height: 32px;
  background: var(--accent-neon);
  color: #000;
  font-family: var(--font-mono);
  font-weight: 900;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 15px var(--accent-neon);
}

.step-icon-box {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: rgba(0, 240, 118, 0.1);
  border: 1px solid var(--accent-border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 10px auto 16px;
  box-shadow: 0 0 20px rgba(0, 240, 118, 0.15);
}

.step-svg {
  width: 26px;
  height: 26px;
  color: var(--accent-neon);
}

.step-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.step-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
}

.download-banner-cta {
  background: linear-gradient(135deg, rgba(14, 20, 34, 0.95), rgba(5, 8, 14, 0.95));
  border: 1px solid var(--accent-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  box-shadow: var(--shadow-card), 0 0 40px rgba(0, 240, 118, 0.12);
}

.cta-banner-text h3 {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 900;
  margin-bottom: 8px;
}

.cta-banner-text p {
  color: var(--text-secondary);
  font-size: 1rem;
}

.btn-banner-download {
  flex-shrink: 0;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 50px 0 40px;
  background: #020408;
}

.footer-layout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
}

.footer-brand {
  max-width: 440px;
}

.footer-copy {
  margin-top: 10px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
}

.footer-pills {
  display: flex;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-neon);
}

.f-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(0, 240, 118, 0.08);
  border: 1px solid var(--accent-border);
  padding: 4px 10px;
  border-radius: 6px;
}

.pill-svg {
  width: 14px;
  height: 14px;
  color: var(--accent-neon);
}

.footer-rights {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ==========================================================================
   FLOATING AI COACH COMPANION WIDGET
   ========================================================================== */
.floating-ai-companion {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-direction: row-reverse;
  pointer-events: auto;
}

.floating-robot-btn {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--accent-neon);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.9), 0 0 25px rgba(0, 240, 118, 0.45);
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
}

.floating-robot-btn:hover {
  transform: scale(1.12) translateY(-4px);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.95), 0 0 35px rgba(0, 240, 118, 0.7);
}

.floating-robot-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.05);
}

.floating-bubble {
  background: rgba(14, 20, 34, 0.95);
  border: 1px solid var(--accent-border);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 700;
  padding: 8px 14px;
  border-radius: var(--radius-full);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.8), 0 0 15px rgba(0, 240, 118, 0.2);
  white-space: nowrap;
  backdrop-filter: blur(12px);
  animation: float-bubble 3s infinite ease-in-out;
}

@keyframes float-bubble {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

/* ==========================================================================
   SCROLL REVEAL ANIMATIONS
   ========================================================================== */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1), transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1), transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-scale.is-visible {
  opacity: 1;
  transform: scale(1);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }
.delay-6 { transition-delay: 0.6s; }

/* ==========================================================================
   RESPONSIVE (MOBILE & TABLET)
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-layout {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }

  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-cta-group {
    justify-content: center;
  }

  .hero-trust {
    justify-content: center;
  }

  .bento-grid {
    grid-template-columns: 1fr;
  }

  .card-large, .card-wide {
    grid-column: span 1;
  }

  .feature-split {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .feature-split.reversed {
    direction: ltr;
  }

  .calc-controls {
    grid-template-columns: 1fr;
  }

  .quick-weights {
    grid-column: span 1;
  }

  .install-steps-grid {
    grid-template-columns: 1fr;
  }

  .download-banner-cta {
    flex-direction: column;
    text-align: center;
  }

  .footer-meta {
    align-items: flex-start;
  }
}

@media (max-width: 768px) {
  .nav-desktop {
    display: none;
  }

  .hero-title {
    font-size: 2.2rem;
  }

  .calculator-box {
    padding: 20px 16px;
  }

  .barbell-center-bar {
    max-width: 120px;
  }

  .bar-center-label {
    display: none;
  }
}

/* ==========================================================================
   AI COACH GREETING CARD (ROBOT WAVING HERO COMPONENT)
   ========================================================================== */
.ai-greeting-card {
  display: flex;
  align-items: center;
  gap: 22px;
  background: linear-gradient(135deg, rgba(8, 12, 20, 0.96) 0%, rgba(13, 18, 34, 0.88) 100%);
  border: 1px solid rgba(0, 240, 118, 0.32);
  border-radius: var(--radius-lg);
  padding: 22px 26px;
  margin-bottom: 26px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.75), 0 0 35px rgba(0, 240, 118, 0.12);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  position: relative;
  overflow: hidden;
}

.ai-greeting-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-neon), transparent);
}

.robot-avatar-wrap {
  position: relative;
  width: 92px;
  height: 92px;
  flex-shrink: 0;
  border-radius: 50%;
  padding: 3px;
  background: linear-gradient(135deg, var(--accent-neon), rgba(0, 240, 118, 0.2), #05080e);
  box-shadow: 0 0 25px rgba(0, 240, 118, 0.45);
  cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.robot-avatar-wrap:hover {
  transform: scale(1.05);
  box-shadow: 0 0 35px rgba(0, 240, 118, 0.65);
}

.robot-video-avatar {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  background: #000;
  display: block;
}

.avatar-live-indicator {
  position: absolute;
  bottom: 4px;
  right: 4px;
  width: 14px;
  height: 14px;
  background: var(--accent-neon);
  border: 2.5px solid #05080e;
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-neon);
  animation: pulse-live 2s infinite ease-in-out;
}

@keyframes pulse-live {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 0 8px var(--accent-neon);
  }
  50% {
    transform: scale(1.25);
    box-shadow: 0 0 18px var(--accent-neon);
  }
}

.ai-greeting-speech {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ai-coach-tag-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.ai-coach-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-neon);
  background: rgba(0, 240, 118, 0.12);
  padding: 4px 12px;
  border-radius: 20px;
  border: 1px solid rgba(0, 240, 118, 0.3);
}

.dot-pulse {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-neon);
  box-shadow: 0 0 8px var(--accent-neon);
  animation: ping-dot 1.8s infinite ease-in-out;
}

@keyframes ping-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.6; }
}

.btn-voice-toggle {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(0, 240, 118, 0.28);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 16px;
  cursor: pointer;
  transition: all 0.25s ease;
  font-family: inherit;
}

.btn-voice-toggle:hover {
  background: rgba(0, 240, 118, 0.18);
  border-color: var(--accent-neon);
  color: var(--accent-neon);
  box-shadow: 0 0 16px rgba(0, 240, 118, 0.35);
  transform: translateY(-1px);
}

.btn-voice-toggle.is-speaking {
  background: rgba(0, 240, 118, 0.25);
  border-color: var(--accent-neon);
  color: var(--accent-neon);
}

.voice-svg {
  width: 15px;
  height: 15px;
}

.voice-wave-bars {
  display: none;
  align-items: flex-end;
  gap: 2.5px;
  height: 12px;
}

.btn-voice-toggle.is-speaking .voice-wave-bars {
  display: inline-flex;
}

.voice-wave-bars span {
  width: 2.5px;
  height: 100%;
  background: var(--accent-neon);
  border-radius: 2px;
  animation: sound-wave 0.8s infinite alternate ease-in-out;
}

.voice-wave-bars span:nth-child(2) {
  animation-delay: 0.2s;
}

.voice-wave-bars span:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes sound-wave {
  0% { height: 3px; }
  100% { height: 12px; }
}

.ai-speech-text {
  font-size: 0.95rem;
  line-height: 1.55;
  color: #f1f5f9;
  margin: 0;
  font-weight: 400;
}

.ai-speech-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

.ai-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: 12px;
  font-size: 0.78rem;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.05);
  color: #cbd5e1;
  border: 1px solid rgba(255, 255, 255, 0.12);
  text-decoration: none;
  transition: all 0.2s ease;
}

.ai-chip svg {
  width: 14px;
  height: 14px;
}

.ai-chip:hover {
  background: rgba(0, 240, 118, 0.14);
  border-color: rgba(0, 240, 118, 0.4);
  color: var(--accent-neon);
  transform: translateY(-1px);
}

.ai-chip.chip-highlight {
  background: rgba(0, 240, 118, 0.18);
  border-color: var(--accent-neon);
  color: var(--accent-neon);
}

.ai-chip.chip-highlight:hover {
  background: rgba(0, 240, 118, 0.28);
  box-shadow: 0 0 14px rgba(0, 240, 118, 0.35);
}

/* ==========================================================================
   FLOATING AI COMPANION WIDGET (BOTTOM-RIGHT WIDE / PERSISTENT)
   ========================================================================== */
.floating-ai-companion {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
}

.floating-bubble {
  width: 330px;
  max-width: calc(100vw - 36px);
  background: rgba(8, 12, 20, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(0, 240, 118, 0.38);
  border-radius: 18px 18px 4px 18px;
  padding: 16px 18px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.85), 0 0 25px rgba(0, 240, 118, 0.18);
  word-break: normal;
  overflow-wrap: break-word;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px) scale(0.95);
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.3s;
}

.floating-bubble.is-active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.floating-bubble-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.bubble-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-neon);
  box-shadow: 0 0 8px var(--accent-neon);
}

.bubble-title {
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-neon);
  flex: 1;
}

.btn-bubble-close {
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  transition: all 0.2s ease;
}

.btn-bubble-close:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

.btn-bubble-close svg {
  width: 14px;
  height: 14px;
}

.bubble-text {
  font-size: 0.86rem;
  line-height: 1.45;
  color: #f1f5f9;
  margin: 0 0 12px;
}

.bubble-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.bubble-btn-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--accent-neon);
  color: #000;
  font-size: 0.82rem;
  font-weight: 800;
  padding: 8px 14px;
  border-radius: 10px;
  text-decoration: none;
  box-shadow: 0 4px 14px rgba(0, 240, 118, 0.4);
  transition: all 0.25s ease;
}

.bubble-btn-download:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0, 240, 118, 0.6);
  background: #17c987;
}

.bubble-btn-download svg {
  width: 15px;
  height: 15px;
}

.bubble-nav-links {
  display: flex;
  gap: 6px;
}

.bubble-btn-link {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 8px;
  font-size: 0.74rem;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  color: #cbd5e1;
  text-decoration: none;
  transition: all 0.2s ease;
}

.bubble-btn-link:hover {
  background: rgba(0, 240, 118, 0.15);
  border-color: var(--accent-neon);
  color: var(--accent-neon);
}

.floating-robot-btn {
  position: relative;
  width: 78px;
  height: 78px;
  border-radius: 50%;
  border: 2.5px solid var(--accent-neon);
  background: #000;
  padding: 2px;
  cursor: pointer;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.85), 0 0 30px rgba(0, 240, 118, 0.55);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.25s ease;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  outline: none;
}

.floating-robot-btn:hover {
  transform: scale(1.12);
  box-shadow: 0 16px 42px rgba(0, 0, 0, 0.95), 0 0 45px rgba(0, 240, 118, 0.85);
}

.floating-robot-video {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  object-position: center 14% !important;
  display: block;
  transform: scale(1.15);
}

.floating-live-ring {
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid var(--accent-neon);
  animation: ring-pulse 2.4s infinite cubic-bezier(0.4, 0, 0.6, 1);
  pointer-events: none;
}

@keyframes ring-pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.18); opacity: 0; }
  100% { transform: scale(0.95); opacity: 0; }
}

/* ==========================================================================
   SCROLL REVEAL HARDWARE ANIMATION ENGINE
   ========================================================================== */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.94) translateY(24px);
  transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1), transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-scale.is-visible {
  opacity: 1;
  transform: scale(1) translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.18s; }
.delay-3 { transition-delay: 0.26s; }
.delay-4 { transition-delay: 0.34s; }
.delay-5 { transition-delay: 0.42s; }
.delay-6 { transition-delay: 0.5s; }

/* ==========================================================================
   PLATFORM SELECTOR MODAL (ANDROID & IPHONE)
   ========================================================================== */
.header-os-badge {
  font-size: 0.65rem;
  font-weight: 800;
  text-transform: uppercase;
  background: rgba(0, 0, 0, 0.4);
  padding: 2px 7px;
  border-radius: 6px;
  letter-spacing: 0.04em;
  margin-left: 2px;
}

.btn-dual-os-icons {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(0, 0, 0, 0.25);
  padding: 6px 8px;
  border-radius: 10px;
}

.btn-os-icon {
  width: 20px;
  height: 20px;
}

.android-svg { color: #00f076; }
.apple-svg { color: #f8fafc; }

.platform-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.platform-modal-backdrop.is-active {
  opacity: 1;
  pointer-events: auto;
}

.platform-modal-sheet {
  position: relative;
  background: linear-gradient(145deg, #090e18 0%, #05080e 100%);
  border: 1.5px solid rgba(0, 240, 118, 0.35);
  border-radius: 28px;
  max-width: 620px;
  width: 100%;
  padding: 32px 28px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.9), 0 0 50px rgba(0, 240, 118, 0.15);
  transform: translateY(20px) scale(0.97);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  max-height: 90vh;
  overflow-y: auto;
}

.platform-modal-backdrop.is-active .platform-modal-sheet {
  transform: translateY(0) scale(1);
}

.modal-sheet-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #94a3b8;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.modal-sheet-close:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  transform: scale(1.05);
}

.modal-sheet-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-neon);
  background: rgba(0, 240, 118, 0.1);
  border: 1px solid rgba(0, 240, 118, 0.25);
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 14px;
}

.pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-neon);
  box-shadow: 0 0 8px var(--accent-neon);
  animation: pulse-green 1.8s infinite;
}

@keyframes pulse-green {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.6; }
}

.modal-sheet-title {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 900;
  color: #fff;
  margin-bottom: 8px;
  line-height: 1.2;
}

.modal-sheet-sub {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
  line-height: 1.45;
}

.platform-options-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.platform-select-card {
  background: rgba(14, 20, 34, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 20px;
  transition: all 0.25s ease;
  position: relative;
}

.platform-select-card:hover {
  background: rgba(18, 26, 44, 0.9);
  border-color: rgba(255, 255, 255, 0.2);
}

.platform-select-card.detected-device {
  border-color: var(--accent-neon);
  background: rgba(0, 240, 118, 0.05);
  box-shadow: 0 0 25px rgba(0, 240, 118, 0.18);
}

.platform-card-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.platform-icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.platform-icon-wrap.android {
  background: rgba(0, 240, 118, 0.15);
  color: #00f076;
  border: 1px solid rgba(0, 240, 118, 0.3);
}

.platform-icon-wrap.ios {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.platform-icon-wrap svg {
  width: 26px;
  height: 26px;
}

.platform-meta {
  flex: 1;
}

.platform-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 3px;
}

.platform-name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 800;
  color: #fff;
}

.platform-tag {
  font-size: 0.68rem;
  font-weight: 800;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 6px;
  letter-spacing: 0.04em;
}

.android-tag {
  background: rgba(0, 240, 118, 0.15);
  color: #00f076;
  border: 1px solid rgba(0, 240, 118, 0.3);
}

.ios-tag {
  background: rgba(56, 189, 248, 0.15);
  color: #38bdf8;
  border: 1px solid rgba(56, 189, 248, 0.3);
}

.platform-device-hint {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: block;
}

.btn-action-platform {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 20px;
  border-radius: 14px;
  font-size: 0.92rem;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.25s ease;
  border: none;
  font-family: inherit;
}

.btn-android-direct {
  background: var(--accent-neon);
  color: #000;
  box-shadow: 0 4px 18px rgba(0, 240, 118, 0.35);
}

.btn-android-direct:hover {
  background: #17c987;
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(0, 240, 118, 0.5);
}

.btn-android-direct svg {
  width: 18px;
  height: 18px;
}

.install-tip-android {
  margin-top: 10px;
  font-size: 0.74rem;
  color: #94a3b8;
  line-height: 1.4;
  padding: 6px 10px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 8px;
}

.btn-ios-toggle {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.btn-ios-toggle:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn-ios-toggle svg {
  width: 18px;
  height: 18px;
  color: #38bdf8;
}

/* iOS Guide Accordion */
.ios-guide-box {
  display: none;
  flex-direction: column;
  gap: 10px;
  margin-top: 14px;
  padding: 14px;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: 14px;
  animation: fadeIn 0.3s ease;
}

.ios-guide-box.is-open {
  display: flex;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

.ios-guide-step {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.84rem;
  color: #e2e8f0;
  line-height: 1.4;
}

.step-badge {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(56, 189, 248, 0.2);
  color: #38bdf8;
  font-size: 0.75rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
}

.ios-share-glyph {
  display: inline-block;
  font-size: 1rem;
  color: #38bdf8;
  font-weight: bold;
}

.btn-launch-ios {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 16px;
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.2), rgba(0, 240, 118, 0.15));
  border: 1px solid rgba(56, 189, 248, 0.4);
  border-radius: 10px;
  color: #fff;
  font-size: 0.86rem;
  font-weight: 800;
  text-decoration: none;
  margin-top: 4px;
  transition: all 0.2s ease;
}

.btn-launch-ios:hover {
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.3), rgba(0, 240, 118, 0.25));
  transform: translateY(-1px);
}

.btn-launch-ios svg {
  width: 16px;
  height: 16px;
  color: #38bdf8;
}

/* ==========================================================================
   MOBILE RESPONSIVENESS (< 992px & < 640px)
   ========================================================================== */
@media (max-width: 992px) {
  .nav-desktop {
    display: none !important;
  }

  .header-container {
    padding: 12px 18px;
  }

  .hero-section {
    padding-top: 100px;
    padding-bottom: 50px;
  }

  .hero-layout {
    display: flex;
    flex-direction: column;
    gap: 40px;
    text-align: center;
  }

  .hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .hero-title {
    font-size: clamp(1.85rem, 6vw, 2.6rem);
    line-height: 1.15;
  }

  .hero-quick-chips {
    justify-content: center;
  }

  .hero-cta-group {
    flex-direction: column;
    width: 100%;
    align-items: center;
  }

  .btn-primary-glow,
  .btn-secondary-glass {
    width: 100%;
    max-width: 380px;
    justify-content: center;
  }

  .hero-trust {
    justify-content: center;
    flex-direction: column;
    align-items: center;
    gap: 10px;
  }

  .robot-pod-frame {
    width: 100%;
    max-width: 320px;
    height: 480px;
    margin: 0 auto;
  }

  .feature-split {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .comparison-table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    width: 100%;
  }

  .comparison-table {
    min-width: 580px;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 15px;
  }

  .container {
    padding: 0 16px;
  }

  .header-container {
    padding: 10px 14px;
  }

  .brand-name {
    font-size: 1.15rem;
  }

  .btn-header {
    padding: 7px 14px;
    font-size: 0.8rem;
  }

  .header-os-badge {
    display: none;
  }

  .hero-section {
    padding-top: 85px;
    padding-bottom: 40px;
  }

  .hero-title {
    font-size: 1.75rem;
    letter-spacing: -0.02em;
  }

  .hero-subtitle {
    font-size: 0.88rem;
    line-height: 1.5;
  }

  .hero-chip {
    padding: 6px 12px;
    font-size: 0.76rem;
  }

  .ai-greeting-speech-card {
    padding: 14px;
    margin-bottom: 18px;
  }

  .ai-speech-text {
    font-size: 0.82rem;
  }

  .robot-pod-frame {
    max-width: 290px;
    height: 430px;
    border-radius: 22px;
  }

  .section-title {
    font-size: 1.55rem;
  }

  .section-desc {
    font-size: 0.88rem;
  }

  .bento-grid {
    grid-template-columns: 1fr !important;
  }

  .install-steps-grid {
    grid-template-columns: 1fr !important;
  }

  /* Barbell Calculator mobile ergonomics */
  .barbell-interactive-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 8px;
  }

  .barbell-controls-row {
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
  }

  /* Comparison Verdict section */
  .comparison-verdict {
    flex-direction: column;
    text-align: center;
    gap: 20px;
    padding: 24px 18px;
  }

  .verdict-col {
    text-align: center;
  }

  .btn-verdict {
    width: 100%;
    justify-content: center;
  }

  /* Download Banner */
  .download-banner-cta {
    flex-direction: column;
    text-align: center;
    gap: 20px;
    padding: 24px 18px;
  }

  .btn-banner-download {
    width: 100%;
    justify-content: center;
  }

  /* Modal bottom sheet on mobile */
  .platform-modal-sheet {
    border-radius: 24px;
    padding: 24px 18px;
  }

  .modal-sheet-title {
    font-size: 1.3rem;
  }

  .floating-ai-companion {
    bottom: 16px;
    right: 16px;
  }

  .floating-robot-btn {
    width: 52px;
    height: 52px;
  }
}