/* ==========================================================================
   Aly Landing Page — Dark Glassmorphism Theme (Gold Accent)
   ========================================================================== */

/* ---------- Custom Properties ---------- */
:root {
  --color-bg: #0a0a0f;
  --color-bg-light: #12121a;
  --color-surface: rgba(255, 255, 255, 0.03);
  --color-surface-hover: rgba(255, 255, 255, 0.06);
  --color-border: rgba(255, 255, 255, 0.07);
  --color-border-hover: rgba(255, 255, 255, 0.14);
  --color-text: #e8e8ec;
  --color-text-muted: #9a9aad;
  --color-text-dim: #6a6a7e;
  --color-accent: #c8a55a;
  --color-accent-light: #e0c47a;
  --color-accent-glow: rgba(200, 165, 90, 0.3);
  --color-accent-subtle: rgba(200, 165, 90, 0.08);
  --glass-bg: rgba(255, 255, 255, 0.04);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-blur: 20px;
  --font-hero: 'Orbitron', sans-serif;
  --font-display: 'Outfit', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1140px;
}

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

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

body {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text-muted);
  background: var(--color-bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  color: inherit;
}

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

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Film Grain Overlay ---------- */
.grain {
  position: fixed;
  inset: 0;
  z-index: 999;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
}

/* ---------- Navigation ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 24px;
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

.nav.scrolled {
  background: rgba(10, 10, 15, 0.75);
  -webkit-backdrop-filter: blur(var(--glass-blur));
  backdrop-filter: blur(var(--glass-blur));
  box-shadow: 0 1px 0 var(--color-border);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo img {
  height: 36px;
  width: auto;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-badge {
  display: inline-flex;
  align-items: center;
  padding: 5px 14px;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--color-accent);
  border: 1px solid rgba(200, 165, 90, 0.25);
  border-radius: 100px;
  background: rgba(200, 165, 90, 0.06);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 8px 20px;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-bg);
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
  border-radius: 100px;
  transition: opacity var(--transition-base), transform var(--transition-base);
  position: relative;
  overflow: hidden;
}

.nav-cta::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s ease;
}

.nav-cta:hover::after {
  left: 120%;
}

.nav-cta:hover {
  opacity: 0.95;
  transform: translateY(-1px);
}

/* ---------- Hero Section ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  animation: kenBurns 30s ease-in-out infinite alternate;
}

@keyframes kenBurns {
  0% { transform: scale(1); }
  100% { transform: scale(1.08); }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 30%, rgba(200, 165, 90, 0.04) 0%, transparent 60%),
    linear-gradient(180deg,
      rgba(10, 10, 15, 0.55) 0%,
      rgba(10, 10, 15, 0.78) 40%,
      rgba(10, 10, 15, 0.95) 80%,
      var(--color-bg) 100%
    );
}

.particles {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 760px;
  padding: 0 24px;
}

.hero-title {
  font-family: var(--font-hero);
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 28px;
  background: linear-gradient(135deg, #ffffff 0%, var(--color-accent-light) 50%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-sub {
  font-size: clamp(1rem, 2vw, 1.2rem);
  line-height: 1.7;
  color: var(--color-text-muted);
  max-width: 560px;
  margin: 0 auto 40px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 500;
  border-radius: 100px;
  transition: all var(--transition-base);
  position: relative;
}

.btn-primary {
  padding: 14px 36px;
  font-size: 16px;
  color: var(--color-bg);
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
  box-shadow: 0 0 24px var(--color-accent-glow), 0 0 80px rgba(200, 165, 90, 0.1);
  overflow: hidden;
}

.btn-primary::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s ease;
}

.btn-primary:hover::after {
  left: 120%;
}

.btn-primary:hover {
  box-shadow: 0 0 32px var(--color-accent-glow), 0 0 100px rgba(200, 165, 90, 0.15);
  transform: translateY(-2px);
}

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

.hero-cta {
  animation: ctaPulse 3s ease-in-out infinite;
}

@keyframes ctaPulse {
  0%, 100% {
    box-shadow: 0 0 24px var(--color-accent-glow), 0 0 80px rgba(200, 165, 90, 0.1);
  }
  50% {
    box-shadow: 0 0 40px var(--color-accent-glow), 0 0 100px rgba(200, 165, 90, 0.2);
  }
}

.hero-cta:hover {
  animation: none;
}

/* Scroll hint chevron */
.hero-scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  color: var(--color-text-dim);
  animation: scrollBounce 2.5s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); opacity: 0.5; }
  50% { transform: translateX(-50%) translateY(8px); opacity: 1; }
}

/* ---------- Section Divider ---------- */
.section-divider {
  width: 100%;
  max-width: 200px;
  height: 1px;
  margin: 0 auto;
  border: none;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  opacity: 0.3;
}

/* ---------- Problem Section ---------- */
.problem {
  padding: 120px 0 140px;
  position: relative;
}

.problem-narrative {
  max-width: 760px;
  margin: 0 auto 64px;
  text-align: center;
}

.problem-quote {
  font-family: var(--font-body);
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  font-weight: 300;
  font-style: italic;
  line-height: 1.8;
  color: var(--color-text-muted);
  position: relative;
  padding: 32px 0;
}

.problem-quote::before {
  content: '';
  display: block;
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent), transparent);
  margin: 0 auto 28px;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 880px;
  margin: 0 auto 64px;
}

.problem-card {
  position: relative;
  padding: 32px 28px;
  border-radius: var(--radius-lg);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  transition: background var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
  overflow: hidden;
}

.problem-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(200, 165, 90, 0), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.problem-card:hover {
  background: var(--color-surface-hover);
  border-color: rgba(200, 165, 90, 0.12);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3), 0 0 40px rgba(200, 165, 90, 0.04), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  transform: translateY(-4px);
}

.problem-card:hover::before {
  background: linear-gradient(90deg, transparent, rgba(200, 165, 90, 0.4), transparent);
  opacity: 1;
}

.problem-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(255, 107, 107, 0.06);
  color: #ff8a80;
  margin-bottom: 18px;
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

.problem-card:hover .problem-icon {
  background: rgba(255, 107, 107, 0.1);
  box-shadow: 0 0 20px rgba(255, 107, 107, 0.08);
}

.problem-card-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
}

.problem-card-desc {
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--color-text-muted);
}

.problem-closing {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
  font-family: var(--font-display);
  font-size: clamp(1rem, 2vw, 1.15rem);
  font-weight: 400;
  line-height: 1.7;
  color: var(--color-text);
}

/* ---------- Features Section ---------- */
.features {
  padding: 120px 0 140px;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 72px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin-bottom: 12px;
}

.section-sub {
  font-size: 1.05rem;
  color: var(--color-text-dim);
}

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

.feature-card {
  position: relative;
  padding: 36px 32px;
  border-radius: var(--radius-lg);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  transition: background var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(200, 165, 90, 0), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.feature-card:hover {
  background: var(--color-surface-hover);
  border-color: rgba(200, 165, 90, 0.12);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3), 0 0 40px rgba(200, 165, 90, 0.04), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  transform: translateY(-4px);
}

.feature-card:hover::before {
  background: linear-gradient(90deg, transparent, rgba(200, 165, 90, 0.4), transparent);
  opacity: 1;
}

.feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--color-accent-subtle);
  color: var(--color-accent);
  margin-bottom: 20px;
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

.feature-card:hover .feature-icon {
  background: rgba(200, 165, 90, 0.12);
  box-shadow: 0 0 20px rgba(200, 165, 90, 0.1);
}

.feature-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 10px;
}

.feature-desc {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--color-text-muted);
}

/* ---------- Waitlist Section ---------- */
.waitlist {
  padding: 80px 0 140px;
}

.waitlist-card {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
  padding: 56px 48px;
  border-radius: var(--radius-lg);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  position: relative;
  overflow: hidden;
}

/* Animated border glow */
.waitlist-card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: conic-gradient(from var(--border-angle, 0deg), transparent 40%, rgba(200, 165, 90, 0.3) 50%, transparent 60%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  animation: rotateBorder 6s linear infinite;
  pointer-events: none;
}

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

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

.waitlist-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin-bottom: 12px;
}

.waitlist-sub {
  font-size: 1rem;
  color: var(--color-text-muted);
  margin-bottom: 36px;
  line-height: 1.6;
}

.waitlist-form {
  width: 100%;
}

.form-group {
  display: flex;
  gap: 10px;
}

.form-input {
  flex: 1;
  padding: 14px 20px;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.form-input::placeholder {
  color: var(--color-text-dim);
}

.form-input:focus {
  border-color: rgba(200, 165, 90, 0.4);
  box-shadow: 0 0 0 3px rgba(200, 165, 90, 0.08);
}

.form-input.error {
  border-color: #ff6b6b;
  box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.08);
}

.form-btn {
  flex-shrink: 0;
  padding: 14px 28px;
  font-size: 15px;
  min-width: 160px;
  min-height: 48px;
}

.form-btn .btn-loading {
  display: none;
}

.form-btn.loading .btn-text {
  display: none;
}

.form-btn.loading .btn-loading {
  display: inline-flex;
}

.form-error {
  margin-top: 12px;
  font-size: 13px;
  color: #ff6b6b;
  min-height: 20px;
}

/* Success state */
.form-success {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  color: var(--color-accent);
  animation: fadeInUp 0.6s ease;
}

.form-success.visible {
  display: flex;
}

.success-text {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--color-text);
}

.success-sub {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

/* ---------- Footer ---------- */
.footer {
  padding: 40px 24px;
  text-align: center;
  font-size: 13px;
  color: var(--color-text-dim);
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

/* ---------- Animations ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---------- Responsive: Tablet ---------- */
@media (max-width: 1024px) {
  .problem {
    padding: 100px 0 120px;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .features {
    padding: 100px 0 120px;
  }
}

/* ---------- Responsive: Mobile ---------- */
@media (max-width: 768px) {
  .nav-inner {
    height: 64px;
  }

  .nav-badge {
    display: none;
  }

  .nav-cta {
    padding: 8px 18px;
    font-size: 13px;
  }

  .hero-content {
    padding: 0 20px;
  }

  .hero-title {
    font-size: 1.6rem;
    letter-spacing: 0.10em;
  }

  .hero-sub {
    font-size: 1rem;
    margin-bottom: 32px;
  }

  .problem {
    padding: 80px 0 100px;
  }

  .problem-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .problem-card {
    padding: 24px 20px;
  }

  .problem-narrative {
    margin-bottom: 48px;
  }

  .problem-grid {
    margin-bottom: 48px;
  }

  .features {
    padding: 80px 0 100px;
  }

  .section-header {
    margin-bottom: 48px;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .feature-card {
    padding: 28px 24px;
  }

  .waitlist {
    padding: 40px 0 100px;
  }

  .waitlist-card {
    padding: 40px 24px;
  }

  .form-group {
    flex-direction: column;
  }

  .form-btn {
    width: 100%;
    min-height: 52px;
  }

  .hero-scroll-hint {
    bottom: 20px;
  }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }

  .hero-bg-img {
    animation: none;
  }

  .fade-in {
    opacity: 1;
    transform: none;
  }
}

/* ---------- Fallback: no backdrop-filter ---------- */
@supports not (backdrop-filter: blur(1px)) {
  .nav.scrolled {
    background: rgba(10, 10, 15, 0.95);
  }

  .problem-card {
    background: rgba(18, 18, 26, 0.95);
  }

  .feature-card {
    background: rgba(18, 18, 26, 0.95);
  }

  .waitlist-card {
    background: rgba(18, 18, 26, 0.95);
  }

  .nav-badge {
    background: rgba(200, 165, 90, 0.1);
  }
}