/* ============================================================
   GymZee – Landing Page Stylesheet
   Design System: "Apple Fitness+ meets Cyberpunk"
   ============================================================ */

/* ------------------------------------------------------------
   1. CSS CUSTOM PROPERTIES (Design Tokens)
   ------------------------------------------------------------ */
:root {
  /* --- Color Palette --- */
  --clr-dark-base:    #002C17;
  --clr-dark-800:     #001a0e;
  --clr-dark-700:     #003820;
  --clr-dark-600:     #004d2c;
  --clr-cyan:         #5AFFEF;
  --clr-cyan-dim:     rgba(90, 255, 239, 0.15);
  --clr-cyan-mid:     rgba(90, 255, 239, 0.35);
  --clr-green:        #67FF9C;
  --clr-green-dim:    rgba(103, 255, 156, 0.15);
  --clr-pink:         #FF2D78;
  --clr-pink-dim:     rgba(255, 45, 120, 0.15);
  --clr-white:        #FFFFFF;
  --clr-white-90:     rgba(255, 255, 255, 0.90);
  --clr-white-70:     rgba(255, 255, 255, 0.70);
  --clr-white-40:     rgba(255, 255, 255, 0.40);
  --clr-white-10:     rgba(255, 255, 255, 0.10);
  --clr-white-05:     rgba(255, 255, 255, 0.05);

  /* --- Typography --- */
  --font-primary:     -apple-system, "SF Pro Display", "SF Pro Text",
                      "Helvetica Neue", Arial, sans-serif;
  --font-mono:        "SF Mono", "Fira Code", "Courier New", monospace;

  --fs-xs:    0.75rem;    /* 12px */
  --fs-sm:    0.875rem;   /* 14px */
  --fs-base:  1rem;       /* 16px */
  --fs-md:    1.125rem;   /* 18px */
  --fs-lg:    1.25rem;    /* 20px */
  --fs-xl:    1.5rem;     /* 24px */
  --fs-2xl:   2rem;       /* 32px */
  --fs-3xl:   2.5rem;     /* 40px */
  --fs-4xl:   3rem;       /* 48px */
  --fs-5xl:   3.75rem;    /* 60px */
  --fs-6xl:   4.5rem;     /* 72px */

  --fw-normal:  400;
  --fw-medium:  500;
  --fw-semi:    600;
  --fw-bold:    700;
  --fw-black:   900;

  --lh-tight:   1.1;
  --lh-snug:    1.25;
  --lh-normal:  1.5;
  --lh-relaxed: 1.75;

  /* --- Spacing Scale (8px base) --- */
  --sp-1:   0.25rem;   /* 4px  */
  --sp-2:   0.5rem;    /* 8px  */
  --sp-3:   0.75rem;   /* 12px */
  --sp-4:   1rem;      /* 16px */
  --sp-5:   1.25rem;   /* 20px */
  --sp-6:   1.5rem;    /* 24px */
  --sp-8:   2rem;      /* 32px */
  --sp-10:  2.5rem;    /* 40px */
  --sp-12:  3rem;      /* 48px */
  --sp-16:  4rem;      /* 64px */
  --sp-20:  5rem;      /* 80px */
  --sp-24:  6rem;      /* 96px */
  --sp-32:  8rem;      /* 128px */

  /* --- Layout --- */
  --max-width:       1280px;
  --max-width-text:  720px;
  --gutter:          clamp(1rem, 4vw, 2rem);

  /* --- Borders & Radius --- */
  --radius-sm:   6px;
  --radius-md:   12px;
  --radius-lg:   20px;
  --radius-xl:   32px;
  --radius-full: 9999px;

  /* --- Glassmorphism --- */
  --glass-bg:       rgba(0, 44, 23, 0.45);
  --glass-bg-light: rgba(255, 255, 255, 0.04);
  --glass-border:   rgba(90, 255, 239, 0.18);
  --glass-blur:     blur(18px);
  --glass-blur-sm:  blur(10px);

  /* --- Glow / Shadows --- */
  --glow-cyan:      0 0 20px rgba(90, 255, 239, 0.55),
                    0 0 60px rgba(90, 255, 239, 0.20);
  --glow-cyan-sm:   0 0 10px rgba(90, 255, 239, 0.45);
  --glow-green:     0 0 20px rgba(103, 255, 156, 0.55),
                    0 0 60px rgba(103, 255, 156, 0.20);
  --glow-pink:      0 0 20px rgba(255, 45, 120, 0.55),
                    0 0 60px rgba(255, 45, 120, 0.20);
  --shadow-card:    0 8px 32px rgba(0, 0, 0, 0.45),
                    0 2px 8px rgba(0, 0, 0, 0.25);

  /* --- Transitions --- */
  --transition-fast:   150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base:   300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow:   500ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 400ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* --- Z-Index Scale --- */
  --z-below:    -1;
  --z-base:      0;
  --z-raised:   10;
  --z-overlay:  20;
  --z-drawer:   30;
  --z-modal:    40;
  --z-nav:      50;
  --z-toast:    60;
}

/* ------------------------------------------------------------
   2. RESET & BASE
   ------------------------------------------------------------ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  font-size: var(--fs-base);
  font-weight: var(--fw-normal);
  line-height: var(--lh-normal);
  color: var(--clr-white-90);
  background-color: var(--clr-dark-800);
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(90, 255, 239, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 100% 80%, rgba(103, 255, 156, 0.05) 0%, transparent 50%);
  background-attachment: fixed;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, video, svg {
  display: block;
  max-width: 100%;
}

a {
  color: var(--clr-cyan);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--clr-white);
}

ul, ol {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

/* ------------------------------------------------------------
   3. LAYOUT UTILITIES
   ------------------------------------------------------------ */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section {
  padding-block: clamp(var(--sp-16), 8vw, var(--sp-32));
  position: relative;
  overflow: hidden;
}

.section--dark {
  background-color: var(--clr-dark-800);
}

.section--base {
  background-color: var(--clr-dark-base);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-8);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-6);
}

@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .grid-2,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}

/* ------------------------------------------------------------
   4. TYPOGRAPHY UTILITIES
   ------------------------------------------------------------ */
.text-gradient-cyan {
  background: linear-gradient(135deg, var(--clr-cyan) 0%, var(--clr-green) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-pink {
  background: linear-gradient(135deg, var(--clr-pink) 0%, var(--clr-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-cyan   { color: var(--clr-cyan); }
.text-green  { color: var(--clr-green); }
.text-pink   { color: var(--clr-pink); }
.text-muted  { color: var(--clr-white-40); }
.text-center { text-align: center; }

.eyebrow {
  font-size: var(--fs-xs);
  font-weight: var(--fw-semi);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--clr-cyan);
  font-family: var(--font-mono);
}

.headline-xl {
  font-size: clamp(var(--fs-3xl), 5vw, var(--fs-6xl));
  font-weight: var(--fw-black);
  line-height: var(--lh-tight);
  letter-spacing: -0.02em;
}

.headline-lg {
  font-size: clamp(var(--fs-2xl), 3.5vw, var(--fs-5xl));
  font-weight: var(--fw-black);
  line-height: var(--lh-tight);
  letter-spacing: -0.02em;
}

.headline-md {
  font-size: clamp(var(--fs-xl), 2.5vw, var(--fs-3xl));
  font-weight: var(--fw-bold);
  line-height: var(--lh-snug);
}

.subline {
  font-size: clamp(var(--fs-base), 1.5vw, var(--fs-md));
  line-height: var(--lh-relaxed);
  color: var(--clr-white-70);
  max-width: var(--max-width-text);
}

/* ------------------------------------------------------------
   5. GLASSMORPHISM CARD
   ------------------------------------------------------------ */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: var(--sp-8);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-base),
              box-shadow var(--transition-base),
              border-color var(--transition-base);
  /* Border gradient shimmer */
  background-image:
    linear-gradient(var(--glass-bg), var(--glass-bg)),
    linear-gradient(
      135deg,
      rgba(90, 255, 239, 0.08) 0%,
      rgba(103, 255, 156, 0.04) 50%,
      rgba(90, 255, 239, 0.08) 100%
    );
  background-origin: border-box;
  background-clip: padding-box, border-box;
}

/* Mouse-follow spotlight glow */
.glass-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
    rgba(90, 255, 239, 0.08) 0%,
    transparent 40%
  );
  pointer-events: none;
  border-radius: inherit;
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: 1;
}

.glass-card:hover::before {
  opacity: 1;
}

/* Noise texture overlay for premium feel */
.glass-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  opacity: 0.025;
  pointer-events: none;
  border-radius: inherit;
  mix-blend-mode: overlay;
  z-index: 0;
}

.glass-card:hover {
  transform: translateY(-6px) scale(1.01);
  box-shadow: var(--shadow-card), var(--glow-cyan-sm);
  border-color: rgba(90, 255, 239, 0.35);
}

.glass-card--pink:hover {
  box-shadow: var(--shadow-card), 0 0 20px rgba(255, 45, 120, 0.35);
  border-color: rgba(255, 45, 120, 0.35);
}

.glass-card--pink:hover::before {
  background: radial-gradient(
    600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
    rgba(255, 45, 120, 0.07) 0%,
    transparent 40%
  );
}

.glass-card--green:hover {
  box-shadow: var(--shadow-card), 0 0 20px rgba(103, 255, 156, 0.35);
  border-color: rgba(103, 255, 156, 0.35);
}

.glass-card--green:hover::before {
  background: radial-gradient(
    600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
    rgba(103, 255, 156, 0.07) 0%,
    transparent 40%
  );
}

/* ------------------------------------------------------------
   6. BUTTONS
   ------------------------------------------------------------ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: var(--sp-4) var(--sp-8);
  border-radius: var(--radius-full);
  font-weight: var(--fw-semi);
  font-size: var(--fs-base);
  letter-spacing: 0.01em;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
  text-decoration: none;
}

/* Primary CTA */
.btn--primary {
  background: linear-gradient(135deg, var(--clr-cyan) 0%, var(--clr-green) 100%);
  color: var(--clr-dark-800);
  font-weight: var(--fw-bold);
  box-shadow: 0 4px 20px rgba(90, 255, 239, 0.35);
}

.btn--primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--clr-green) 0%, var(--clr-cyan) 100%);
  opacity: 0;
  transition: opacity var(--transition-base);
  border-radius: inherit;
}

.btn--primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: var(--glow-cyan);
  color: var(--clr-dark-800);
}

.btn--primary:hover::after {
  opacity: 1;
}

.btn--primary span {
  position: relative;
  z-index: 1;
}

.btn--primary:active {
  transform: translateY(0) scale(0.99);
}

/* Ghost / Outline */
.btn--ghost {
  background: transparent;
  color: var(--clr-cyan);
  border: 1px solid var(--clr-cyan);
}

.btn--ghost:hover {
  background: var(--clr-cyan-dim);
  box-shadow: var(--glow-cyan-sm);
  color: var(--clr-cyan);
}

/* Large variant */
.btn--lg {
  padding: var(--sp-5) var(--sp-10);
  font-size: var(--fs-lg);
  border-radius: var(--radius-full);
}

/* Pulse animation for CTA */
@keyframes cta-pulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(90, 255, 239, 0.35); }
  50%       { box-shadow: 0 4px 40px rgba(90, 255, 239, 0.65),
                          0 0 80px rgba(90, 255, 239, 0.25); }
}

.btn--pulse {
  animation: cta-pulse 2.5s ease-in-out infinite;
}

/* ------------------------------------------------------------
   7. NEON BADGE / PILL
   ------------------------------------------------------------ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-1) var(--sp-4);
  border-radius: var(--radius-full);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semi);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-family: var(--font-mono);
}

.badge--cyan {
  background: var(--clr-cyan-dim);
  border: 1px solid var(--clr-cyan-mid);
  color: var(--clr-cyan);
}

.badge--green {
  background: var(--clr-green-dim);
  border: 1px solid rgba(103, 255, 156, 0.35);
  color: var(--clr-green);
}

.badge--pink {
  background: var(--clr-pink-dim);
  border: 1px solid rgba(255, 45, 120, 0.35);
  color: var(--clr-pink);
}

.badge__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  animation: dot-blink 1.8s ease-in-out infinite;
}

@keyframes dot-blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.2; }
}

/* ------------------------------------------------------------
   8. SECTION DIVIDERS / DECORATORS
   ------------------------------------------------------------ */
.neon-line {
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, var(--clr-cyan), transparent);
  border-radius: var(--radius-full);
  margin-block: var(--sp-4);
}

.neon-line--centered {
  margin-inline: auto;
}

.neon-line--pink {
  background: linear-gradient(90deg, var(--clr-pink), transparent);
}

.neon-line--green {
  background: linear-gradient(90deg, var(--clr-green), transparent);
}

/* Ambient background orbs */
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: var(--z-below);
}

.orb--cyan {
  background: rgba(90, 255, 239, 0.08);
}

.orb--green {
  background: rgba(103, 255, 156, 0.06);
}

.orb--pink {
  background: rgba(255, 45, 120, 0.07);
}

/* ------------------------------------------------------------
   9. SCROLL REVEAL (initial states – JS toggles .is-visible)
   ------------------------------------------------------------ */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity var(--transition-slow),
              transform var(--transition-slow);
}

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

.reveal--left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity var(--transition-slow),
              transform var(--transition-slow);
}

.reveal--left.is-visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal--right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity var(--transition-slow),
              transform var(--transition-slow);
}

.reveal--right.is-visible {
  opacity: 1;
  transform: translateX(0);
}

/* Staggered children */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--transition-slow),
              transform var(--transition-slow);
}

.reveal-stagger.is-visible > *:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 0ms; }
.reveal-stagger.is-visible > *:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 100ms; }
.reveal-stagger.is-visible > *:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 200ms; }
.reveal-stagger.is-visible > *:nth-child(4) { opacity: 1; transform: translateY(0); transition-delay: 300ms; }
.reveal-stagger.is-visible > *:nth-child(5) { opacity: 1; transform: translateY(0); transition-delay: 400ms; }
.reveal-stagger.is-visible > *:nth-child(6) { opacity: 1; transform: translateY(0); transition-delay: 500ms; }

/* ------------------------------------------------------------
   10. FORM BASE STYLES
   ------------------------------------------------------------ */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.form-label {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--clr-white-70);
  letter-spacing: 0.03em;
}

.form-input {
  width: 100%;
  padding: var(--sp-4) var(--sp-5);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(90, 255, 239, 0.20);
  border-radius: var(--radius-md);
  color: var(--clr-white);
  font-size: var(--fs-base);
  transition: border-color var(--transition-fast),
              box-shadow var(--transition-fast),
              background var(--transition-fast);
  outline: none;
  -webkit-appearance: none;
}

.form-input::placeholder {
  color: var(--clr-white-40);
}

.form-input:focus {
  border-color: var(--clr-cyan);
  background: rgba(90, 255, 239, 0.06);
  box-shadow: 0 0 0 3px rgba(90, 255, 239, 0.12);
}

.form-input.is-error {
  border-color: var(--clr-pink);
  box-shadow: 0 0 0 3px rgba(255, 45, 120, 0.12);
}

.form-error {
  font-size: var(--fs-xs);
  color: var(--clr-pink);
  display: none;
}

.form-error.is-visible {
  display: block;
}

/* Checkbox */
.form-checkbox-wrapper {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  cursor: pointer;
}

.form-checkbox {
  width: 18px;
  height: 18px;
  min-width: 18px;
  border: 1px solid rgba(90, 255, 239, 0.35);
  border-radius: var(--radius-sm);
  background: transparent;
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  margin-top: 2px;
}

.form-checkbox:checked {
  background: var(--clr-cyan);
  border-color: var(--clr-cyan);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 10'%3E%3Cpath d='M1 5l3.5 3.5L11 1' stroke='%23002C17' stroke-width='2' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 12px;
}

.form-checkbox:focus-visible {
  outline: 2px solid var(--clr-cyan);
  outline-offset: 2px;
}

.form-checkbox-label {
  font-size: var(--fs-sm);
  color: var(--clr-white-70);
  line-height: var(--lh-relaxed);
}

.form-checkbox-label a {
  color: var(--clr-cyan);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* Honeypot: visually hidden, screen-reader hidden (aria-hidden on parent),
   never visible to real users; bots fill it → PHP silently rejects */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
  pointer-events: none;
}

/* ------------------------------------------------------------
   11. NAVBAR
   ------------------------------------------------------------ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  padding: var(--sp-4) 0;
  transition: background var(--transition-base),
              backdrop-filter var(--transition-base),
              border-color var(--transition-base);
}

.navbar.is-scrolled {
  background: rgba(0, 26, 14, 0.80);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--glass-border);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-6);
}

.navbar__logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-size: var(--fs-xl);
  font-weight: var(--fw-black);
  color: var(--clr-white);
  text-decoration: none;
  letter-spacing: -0.02em;
}

/* Logo Aura – mintgrüne leuchtende Aura hinter dem schwarzen Logo */
.navbar__logo-aura {
  position: relative;
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.navbar__logo-aura::before {
  content: '';
  position: absolute;
  inset: -26px;
  border-radius: 50%;
  background: radial-gradient(
    circle at center,
    rgba(90, 255, 239, 0.55) 0%,
    rgba(103, 255, 156, 0.35) 30%,
    rgba(90, 255, 239, 0.12) 55%,
    transparent 75%
  );
  filter: blur(10px);
  animation: logo-aura-breathe 3s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}

.navbar__logo-aura--footer {
  width: 47px;
  height: 47px;
}

.navbar__logo-aura--footer::before {
  inset: -13px;
  filter: blur(8px);
}

.navbar__logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  position: relative;
  z-index: 1;
  filter: brightness(1.8) drop-shadow(0 0 6px rgba(90, 255, 239, 0.5));
  transition: filter var(--transition-base);
}

.navbar__logo:hover .navbar__logo-img {
  filter: brightness(2.2) drop-shadow(0 0 12px rgba(90, 255, 239, 0.7));
}

@keyframes logo-aura-breathe {
  0%, 100% { opacity: 0.65; transform: scale(1); }
  50%      { opacity: 1;    transform: scale(1.18); }
}

.navbar__cta {
  padding: var(--sp-2) var(--sp-5);
  font-size: var(--fs-sm);
}

@media (max-width: 480px) {
  .navbar__cta .btn-text-long { display: none; }
  .navbar__cta .btn-text-short { display: inline; }
}

@media (min-width: 481px) {
  .navbar__cta .btn-text-short { display: none; }
}

/* ------------------------------------------------------------
   12. HERO SECTION
   ------------------------------------------------------------ */
.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-block: calc(var(--sp-24) + 60px) var(--sp-24);
  position: relative;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: clamp(var(--sp-12), 6vw, var(--sp-24));
}

.hero__eyebrow {
  margin-bottom: var(--sp-4);
}

.hero__headline {
  margin-bottom: var(--sp-6);
}

.hero__subline {
  margin-bottom: var(--sp-10);
  max-width: 540px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-4);
  margin-bottom: var(--sp-8);
}

.hero__social-proof {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-size: var(--fs-sm);
  color: var(--clr-white-40);
}

.hero__social-proof svg {
  display: inline;
  flex-shrink: 0;
}

.hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

/* ── Hero Image Wrapper ── */
.hero__img-wrapper {
  position: relative;
  width: clamp(195px, 29vw, 390px);
  animation: hero-float 5s ease-in-out infinite;
}

@keyframes hero-float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  30%       { transform: translateY(-14px) rotate(0.4deg); }
  70%       { transform: translateY(-7px) rotate(-0.3deg); }
}

.hero__mockup-img {
  width: 100%;
  height: auto;
  display: block;
  position: relative;
  z-index: 2;
  filter:
    drop-shadow(0 0 18px rgba(90, 255, 239, 0.55))
    drop-shadow(0 0 60px rgba(90, 255, 239, 0.25))
    drop-shadow(0 30px 80px rgba(0, 0, 0, 0.6));
  animation: img-glow-pulse 3.5s ease-in-out infinite;
}

@keyframes img-glow-pulse {
  0%, 100% {
    filter:
      drop-shadow(0 0 18px rgba(90, 255, 239, 0.55))
      drop-shadow(0 0 60px rgba(90, 255, 239, 0.22))
      drop-shadow(0 30px 80px rgba(0, 0, 0, 0.6));
  }
  50% {
    filter:
      drop-shadow(0 0 28px rgba(90, 255, 239, 0.85))
      drop-shadow(0 0 90px rgba(90, 255, 239, 0.40))
      drop-shadow(0 0 30px rgba(255, 45, 120, 0.25))
      drop-shadow(0 30px 80px rgba(0, 0, 0, 0.6));
  }
}

/* Rotating glow rings */
.hero__img-glow-ring {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: 1;
}

.hero__img-glow-ring--cyan {
  width: 115%;
  height: 115%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: conic-gradient(
    from 0deg,
    transparent 0%,
    rgba(90, 255, 239, 0.18) 20%,
    transparent 40%,
    rgba(90, 255, 239, 0.08) 60%,
    transparent 80%
  );
  animation: ring-spin 8s linear infinite;
  filter: blur(8px);
}

.hero__img-glow-ring--pink {
  width: 125%;
  height: 125%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: conic-gradient(
    from 180deg,
    transparent 0%,
    rgba(255, 45, 120, 0.12) 25%,
    transparent 50%,
    rgba(255, 45, 120, 0.06) 75%,
    transparent 100%
  );
  animation: ring-spin 14s linear infinite reverse;
  filter: blur(12px);
}

@keyframes ring-spin {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to   { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Scanline sweep */
.hero__img-scanline {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  overflow: hidden;
  border-radius: 4px;
}

.hero__img-scanline::after {
  content: '';
  position: absolute;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(90, 255, 239, 0.6) 40%,
    rgba(90, 255, 239, 0.9) 50%,
    rgba(90, 255, 239, 0.6) 60%,
    transparent 100%
  );
  filter: blur(1px);
  animation: scanline-sweep 4s ease-in-out infinite;
  top: -4px;
}

@keyframes scanline-sweep {
  0%   { top: -4px; opacity: 0; }
  5%   { opacity: 1; }
  90%  { opacity: 0.7; }
  100% { top: 102%; opacity: 0; }
}

/* Floating status badges */
.hero__img-badge {
  position: absolute;
  z-index: 4;
  background: rgba(5, 20, 12, 0.82);
  border: 1px solid rgba(90, 255, 239, 0.45);
  border-radius: 20px;
  padding: 5px 12px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: rgba(90, 255, 239, 0.95);
  display: flex;
  align-items: center;
  gap: 6px;
  backdrop-filter: blur(8px);
  box-shadow: 0 0 14px rgba(90, 255, 239, 0.25);
  animation: badge-float 3s ease-in-out infinite;
}

.hero__img-badge--top {
  top: 12%;
  left: -8%;
  animation-delay: 0s;
}

.hero__img-badge--bottom {
  bottom: 14%;
  right: -6%;
  border-color: rgba(103, 255, 156, 0.45);
  color: rgba(103, 255, 156, 0.95);
  box-shadow: 0 0 14px rgba(103, 255, 156, 0.25);
  animation-delay: 1.5s;
}

@keyframes badge-float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-6px); }
}

.hero__img-badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(90, 255, 239, 1);
  box-shadow: 0 0 6px rgba(90, 255, 239, 0.9);
  animation: dot-blink 1.2s ease-in-out infinite;
}

.hero__img-badge-dot--green {
  background: rgba(103, 255, 156, 1);
  box-shadow: 0 0 6px rgba(103, 255, 156, 0.9);
}

@keyframes dot-blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.3; }
}

/* iPhone Mockup */
.iphone-mockup {
  position: relative;
  width: clamp(280px, 42vw, 540px);
  filter: drop-shadow(0 40px 80px rgba(90, 255, 239, 0.25));
}

.iphone-mockup__frame {
  width: 100%;
  aspect-ratio: 19.5 / 9;  /* Landscape – iPhone Querformat */
  background: #050d07;
  border-radius: 44px;
  border: 2.5px solid rgba(255, 255, 255, 0.15);
  overflow: hidden;
  position: relative;
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.85),
    inset 0 1px 0 rgba(255, 255, 255, 0.06),
    0 50px 100px -20px rgba(90, 255, 239, 0.18);
}

/* Landscape volume / power button notches (decorative chrome) */
.iphone-mockup__frame::before,
.iphone-mockup__frame::after {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 56px;
  height: 3px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 2px;
  pointer-events: none;
}
.iphone-mockup__frame::before { top:    -3px; }
.iphone-mockup__frame::after  { bottom: -3px; }

.iphone-mockup__screen {
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
}

/* App UI SVG – fills the entire screen */
.app-ui-svg {
  width: 100%;
  height: 100%;
  display: block;
  animation: ui-breathe 4s ease-in-out infinite;
}

@keyframes ui-breathe {
  0%, 100% { filter: drop-shadow(0 0 6px  rgba(90, 255, 239, 0.16)); }
  50%       { filter: drop-shadow(0 0 20px rgba(90, 255, 239, 0.40)); }
}

/* Skeleton overlay (kept for backward compat) */
.skeleton-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.skeleton-overlay__figure {
  width: 60%;
  height: 80%;
  position: relative;
}

/* Ambient glow ring behind iPhone */
.iphone-glow-ring {
  position: absolute;
  width: 130%;
  height: 130%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(
    ellipse at center,
    rgba(90, 255, 239, 0.13) 0%,
    transparent 68%
  );
  pointer-events: none;
  animation: glow-breathe 3.5s ease-in-out infinite;
}

@keyframes glow-breathe {
  0%, 100% { opacity: 0.5; transform: translate(-50%, -50%) scale(1); }
  50%       { opacity: 1;   transform: translate(-50%, -50%) scale(1.07); }
}

@media (max-width: 768px) {
  .hero__grid {
    grid-template-columns: 1fr;
  }

  .hero__visual {
    order: -1;
  }

  .iphone-mockup {
    width: clamp(248px, 78vw, 420px);
  }
}

/* ------------------------------------------------------------
   13. PROBLEM / SOLUTION SECTION
   ------------------------------------------------------------ */
.problem-solution {
  content-visibility: auto;
  contain-intrinsic-size: 0 600px;
}
.problem-solution {
  background: var(--clr-dark-base);
}

.ps-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-8);
  align-items: stretch;
}

.ps-block {
  padding: var(--sp-10);
  border-radius: var(--radius-lg);
  position: relative;
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition-base),
              box-shadow var(--transition-base),
              transform var(--transition-base);
  overflow: hidden;
}

/* Noise texture on ps-blocks */
.ps-block::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  opacity: 0.02;
  pointer-events: none;
  border-radius: inherit;
  mix-blend-mode: overlay;
}

.ps-block--problem {
  background: rgba(255, 45, 120, 0.10);
  border: 1px solid rgba(255, 45, 120, 0.55);
  box-shadow: 0 0 30px rgba(255, 45, 120, 0.18),
              inset 0 0 40px rgba(255, 45, 120, 0.07);
}

.ps-block--problem:hover {
  border-color: rgba(255, 45, 120, 0.85);
  box-shadow: 0 0 60px rgba(255, 45, 120, 0.35),
              inset 0 0 40px rgba(255, 45, 120, 0.10);
  transform: translateY(-4px);
}

.ps-block--solution {
  background: rgba(90, 255, 239, 0.05);
  border: 1px solid rgba(90, 255, 239, 0.15);
}

.ps-block--solution:hover {
  border-color: rgba(90, 255, 239, 0.40);
  box-shadow: 0 0 40px rgba(90, 255, 239, 0.12),
              inset 0 0 30px rgba(90, 255, 239, 0.04);
  transform: translateY(-4px);
}

/* Mouse-follow spotlight on ps-blocks */
.ps-block::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: 1;
}

.ps-block--problem::before {
  background: radial-gradient(
    500px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
    rgba(255, 45, 120, 0.06) 0%,
    transparent 40%
  );
}

.ps-block--solution::before {
  background: radial-gradient(
    500px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
    rgba(90, 255, 239, 0.06) 0%,
    transparent 40%
  );
}

.ps-block:hover::before {
  opacity: 1;
}

/* Ensure USP list content pushes to bottom */
.ps-block .subline {
  flex: 1;
}

.ps-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-xl);
  margin-bottom: var(--sp-5);
}

.ps-icon--problem { background: var(--clr-pink-dim); }
.ps-icon--solution { background: var(--clr-cyan-dim); }

.usp-list {
  margin-top: var(--sp-6);
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
}

.usp-item {
  display: flex;
  gap: var(--sp-3);
  align-items: flex-start;
  font-size: var(--fs-sm);
  color: var(--clr-white-70);
  line-height: var(--lh-relaxed);
}

.usp-item__arrow {
  color: var(--clr-cyan);
  flex-shrink: 0;
  margin-top: 2px;
  font-style: normal;
}

@media (max-width: 768px) {
  .ps-grid { grid-template-columns: 1fr; }
}

/* ------------------------------------------------------------
   14. GAMECHANGER SECTION
   ------------------------------------------------------------ */
.gamechanger {
  content-visibility: auto;
  contain-intrinsic-size: 0 700px;
}
.gamechanger {
  background: linear-gradient(
    180deg,
    var(--clr-dark-800) 0%,
    rgba(0, 44, 23, 0.6) 50%,
    var(--clr-dark-800) 100%
  );
  text-align: center;
}

.gamechanger__stat {
  display: inline-flex;
  align-items: baseline;
  gap: var(--sp-2);
  margin-block: var(--sp-8);
}

.gamechanger__stat-number {
  font-size: clamp(var(--fs-4xl), 8vw, 6rem);
  font-weight: var(--fw-black);
  line-height: 1;
  letter-spacing: -0.04em;
  background: linear-gradient(135deg, var(--clr-green) 0%, var(--clr-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 20px rgba(103, 255, 156, 0.3));
}

.gamechanger__stat-label {
  font-size: var(--fs-lg);
  color: var(--clr-white-70);
  font-weight: var(--fw-medium);
}

.gamechanger__cards {
  margin-top: var(--sp-12);
}

/* ------------------------------------------------------------
   15. FEATURES SECTION – Bento Grid
   ------------------------------------------------------------ */
.features {
  content-visibility: auto;
  contain-intrinsic-size: 0 600px;
}
.features {
  background: var(--clr-dark-base);
}

/* Bento Grid: asymmetric Apple-style layout */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
}

.bento-card {
  min-height: 220px;
  display: flex;
  flex-direction: column;
}

.bento-card--wide {
  grid-column: span 2;
}

@media (max-width: 1024px) {
  .bento-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .bento-card--wide {
    grid-column: span 2;
  }
}

@media (max-width: 768px) {
  .bento-grid {
    grid-template-columns: 1fr;
  }
  .bento-card--wide {
    grid-column: span 1;
  }
}

.feature-card {
  padding: var(--sp-8) var(--sp-8) var(--sp-10);
}

.feature-card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: var(--sp-5);
  background: linear-gradient(135deg,
    rgba(90, 255, 239, 0.15) 0%,
    rgba(90, 255, 239, 0.05) 100%
  );
  border: 1px solid rgba(90, 255, 239, 0.20);
  transition: transform var(--transition-spring),
              box-shadow var(--transition-base);
}

.glass-card:hover .feature-card__icon {
  transform: scale(1.08) rotate(-2deg);
  box-shadow: 0 0 16px rgba(90, 255, 239, 0.25);
}

.feature-card__title {
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--clr-white);
  margin-bottom: var(--sp-3);
}

.feature-card__desc {
  font-size: var(--fs-sm);
  color: var(--clr-white-70);
  line-height: var(--lh-relaxed);
}

/* ------------------------------------------------------------
   16. WAITLIST SECTION
   ------------------------------------------------------------ */
.waitlist {
  background: var(--clr-dark-800);
}

.waitlist__god-mode-banner {
  background: linear-gradient(
    135deg,
    rgba(90, 255, 239, 0.08) 0%,
    rgba(103, 255, 156, 0.06) 50%,
    rgba(255, 45, 120, 0.06) 100%
  );
  border: 1px solid rgba(90, 255, 239, 0.20);
  border-radius: var(--radius-lg);
  padding: var(--sp-8) var(--sp-10);
  text-align: center;
  margin-bottom: var(--sp-12);
  position: relative;
  overflow: hidden;
  transition: border-color var(--transition-base),
              box-shadow var(--transition-base);
}

.waitlist__god-mode-banner:hover {
  border-color: rgba(255, 45, 120, 0.35);
  box-shadow: 0 0 60px rgba(255, 45, 120, 0.1),
              0 0 30px rgba(90, 255, 239, 0.08);
}

.waitlist__god-mode-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 400px;
  height: 300px;
  background: radial-gradient(
    ellipse at center,
    rgba(90, 255, 239, 0.10) 0%,
    transparent 70%
  );
  pointer-events: none;
}

.waitlist__form-wrapper {
  max-width: 600px;
  margin-inline: auto;
  scroll-margin-top: 100px;
}

.waitlist__form {
  display: flex;
  flex-direction: column;
  gap: var(--sp-5);
}

.waitlist__form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-4);
}

/* Fitness Level Selector */
.fitness-selector {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.fitness-selector__label {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--clr-white-70);
  letter-spacing: 0.03em;
  margin-bottom: var(--sp-1);
}

.fitness-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-2);
}

.fitness-option {
  position: relative;
}

.fitness-option__input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.fitness-option__label {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-1);
  padding: var(--sp-3) var(--sp-2);
  border: 1px solid rgba(90, 255, 239, 0.15);
  border-radius: var(--radius-md);
  cursor: pointer;
  background: rgba(255, 255, 255, 0.03);
  transition: all var(--transition-fast);
  text-align: center;
  min-height: 74px;
  justify-content: center;
}

.fitness-option__emoji {
  font-size: 1.4rem;
  line-height: 1;
}

.fitness-option__text {
  font-size: var(--fs-xs);
  color: var(--clr-white-40);
  font-weight: var(--fw-medium);
  line-height: 1.2;
  transition: color var(--transition-fast);
}

.fitness-option__input:checked + .fitness-option__label {
  background: rgba(90, 255, 239, 0.10);
  border-color: var(--clr-cyan);
  box-shadow: 0 0 12px rgba(90, 255, 239, 0.20);
}

.fitness-option__input:checked + .fitness-option__label .fitness-option__text {
  color: var(--clr-cyan);
}

.fitness-option__label:hover {
  background: rgba(90, 255, 239, 0.06);
  border-color: rgba(90, 255, 239, 0.30);
}

.fitness-option__input:focus-visible + .fitness-option__label {
  outline: 2px solid var(--clr-cyan);
  outline-offset: 2px;
}

@media (max-width: 480px) {
  .fitness-options {
    grid-template-columns: repeat(2, 1fr);
  }

  .waitlist__form-row {
    grid-template-columns: 1fr;
  }
}

/* Waitlist success state */
.waitlist__success {
  display: none;
  text-align: center;
  padding: var(--sp-12) var(--sp-8);
}

.waitlist__success.is-visible {
  display: block;
  animation: fade-in-up 0.5s ease forwards;
}

@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.waitlist__position {
  font-size: clamp(var(--fs-3xl), 5vw, var(--fs-5xl));
  font-weight: var(--fw-black);
  letter-spacing: -0.04em;
  background: linear-gradient(135deg, var(--clr-cyan), var(--clr-green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Referral share box */
.referral-box {
  margin-top: var(--sp-8);
  padding: var(--sp-6);
  background: rgba(90, 255, 239, 0.06);
  border: 1px solid rgba(90, 255, 239, 0.18);
  border-radius: var(--radius-lg);
}

.referral-box__link {
  display: flex;
  gap: var(--sp-3);
  margin-top: var(--sp-4);
}

.referral-box__input {
  width: 100%;
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  background: rgba(0, 0, 0, 0.30);
  border: 1px solid rgba(90, 255, 239, 0.15);
  border-radius: var(--radius-md);
  padding: var(--sp-3) var(--sp-4);
  color: var(--clr-cyan);
  cursor: pointer;
  user-select: all;
  transition: border-color var(--transition-fast),
              box-shadow var(--transition-fast),
              background var(--transition-fast);
}

.referral-box__input:hover {
  border-color: rgba(90, 255, 239, 0.40);
  background: rgba(0, 0, 0, 0.42);
  box-shadow: var(--glow-cyan-sm);
}

.referral-box__input.is-copied {
  border-color: rgba(103, 255, 156, 0.50);
  color: var(--clr-green);
  box-shadow: 0 0 12px rgba(103, 255, 156, 0.20);
}

.referral-box__hint {
  font-size: var(--fs-xs);
  color: var(--clr-white-40);
  text-align: center;
  margin-top: var(--sp-2);
}

/* ------------------------------------------------------------
   17. FOOTER
   ------------------------------------------------------------ */
.footer {
  background: var(--clr-dark-800);
  border-top: 1px solid rgba(90, 255, 239, 0.10);
  padding-block: var(--sp-12) var(--sp-8);
}

.footer__inner {
  display: flex;
  flex-direction: column;
  gap: var(--sp-8);
}

.footer__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--sp-8);
  flex-wrap: wrap;
}

.footer__brand {
  max-width: 320px;
}

.footer__tagline {
  font-size: var(--fs-sm);
  color: var(--clr-white-40);
  margin-top: var(--sp-3);
  line-height: var(--lh-relaxed);
}

.footer__links {
  display: flex;
  gap: var(--sp-8);
  flex-wrap: wrap;
}

.footer__links a {
  font-size: var(--fs-sm);
  color: var(--clr-white-40);
  transition: color var(--transition-fast);
}

.footer__links a:hover {
  color: var(--clr-cyan);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-4);
  padding-top: var(--sp-8);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-size: var(--fs-xs);
  color: var(--clr-white-40);
}

@media (max-width: 600px) {
  .footer__top {
    flex-direction: column;
  }

  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* ------------------------------------------------------------
   18. TOAST NOTIFICATION
   ------------------------------------------------------------ */

/* Will-change hints for animated elements – only set while visible */
.btn--pulse       { will-change: box-shadow; }
.iphone-glow-ring { will-change: opacity, transform; }
.app-ui-svg       { will-change: filter; }

/* ------------------------------------------------------------
   19. REDUCED MOTION
   Respects user OS accessibility preference.
   Disables all decorative animations and transitions.
   ------------------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .btn--pulse,
  .iphone-glow-ring,
  .app-ui-svg,
  .badge__dot,
  .orb {
    animation: none !important;
    will-change: auto !important;
  }

  /* Still show content – just without motion */
  .reveal,
  .reveal--left,
  .reveal--right,
  .reveal-stagger > * {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* ------------------------------------------------------------
   20. TOAST NOTIFICATION
   ------------------------------------------------------------ */
.toast {
  position: fixed;
  bottom: var(--sp-6);
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: rgba(0, 26, 14, 0.92);
  backdrop-filter: var(--glass-blur-sm);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  padding: var(--sp-3) var(--sp-6);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--clr-white);
  z-index: var(--z-toast);
  transition: transform var(--transition-spring),
              opacity var(--transition-base);
  pointer-events: none;
  opacity: 0;
  white-space: nowrap;
}

.toast.is-visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.toast--success { border-color: rgba(103, 255, 156, 0.35); }
.toast--error   { border-color: rgba(255, 45, 120, 0.35); }

/* ------------------------------------------------------------
   19. MISC UTILITIES
   ------------------------------------------------------------ */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

.mt-0  { margin-top: 0; }
.mt-4  { margin-top: var(--sp-4); }
.mt-6  { margin-top: var(--sp-6); }
.mt-8  { margin-top: var(--sp-8); }
.mt-12 { margin-top: var(--sp-12); }
.mb-4  { margin-bottom: var(--sp-4); }
.mb-6  { margin-bottom: var(--sp-6); }
.mb-8  { margin-bottom: var(--sp-8); }

/* Loading spinner for form submit */
.spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(0, 44, 23, 0.4);
  border-top-color: var(--clr-dark-800);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: none;
}

.spinner.is-visible { display: inline-block; }

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Scrollbar styling */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--clr-dark-800); }
::-webkit-scrollbar-thumb {
  background: rgba(90, 255, 239, 0.25);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(90, 255, 239, 0.45);
}

/* Selection */
::selection {
  background: rgba(90, 255, 239, 0.25);
  color: var(--clr-white);
}

/* Focus ring */
:focus-visible {
  outline: 2px solid var(--clr-cyan);
  outline-offset: 3px;
}

/* ------------------------------------------------------------
   21. ANIMATED GRADIENT BORDER – Waitlist Form
   ------------------------------------------------------------ */
.waitlist__form-wrapper {
  position: relative;
}

.waitlist__form-wrapper::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: calc(var(--radius-lg) + 1px);
  background: conic-gradient(
    from var(--border-angle, 0deg) at 115% -15%,
    rgba(90, 255, 239, 0.5),
    rgba(103, 255, 156, 0.3),
    rgba(255, 45, 120, 0.3),
    rgba(90, 255, 239, 0.1),
    rgba(90, 255, 239, 0.5)
  );
  z-index: -1;
  animation: border-rotate 6s linear infinite;
  opacity: 0.6;
  transition: opacity var(--transition-base);
}

.waitlist__form-wrapper:hover::before {
  opacity: 1;
}

@keyframes border-rotate {
  to {
    --border-angle: 360deg;
  }
}

@property --border-angle {
  syntax: '<angle>';
  initial-value: 0deg;
  inherits: false;
}

/* ------------------------------------------------------------
   22. SECTION SCROLL SEPARATOR LINES
   ------------------------------------------------------------ */
.section + .section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: min(80%, 600px);
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(90, 255, 239, 0.20) 30%,
    rgba(90, 255, 239, 0.20) 70%,
    transparent 100%
  );
  pointer-events: none;
}

/* ------------------------------------------------------------
   23. ENHANCED GRADIENT TEXT GLOW
   ------------------------------------------------------------ */
.text-gradient-cyan {
  filter: drop-shadow(0 0 20px rgba(90, 255, 239, 0.25));
}

.text-gradient-pink {
  filter: drop-shadow(0 0 20px rgba(255, 45, 120, 0.20));
}