/* ============================================
   MelodyMuse — Design System & Styles
   ============================================ */

/* --- CSS Custom Properties (Design Tokens) --- */
:root {
  /* Primary palette — warm violet-to-coral gradient */
  --color-primary: #7c3aed;
  --color-primary-light: #a78bfa;
  --color-primary-dark: #5b21b6;
  --color-accent: #f472b6;
  --color-accent-light: #f9a8d4;
  --color-accent-dark: #db2777;

  /* Neutrals */
  --color-bg: #0f0b1e;
  --color-bg-elevated: #1a1333;
  --color-bg-card: rgba(255, 255, 255, 0.04);
  --color-surface: #241d3d;
  --color-text: #f1f0f5;
  --color-text-muted: #a09bb5;
  --color-border: rgba(255, 255, 255, 0.08);

  /* Gradients */
  --gradient-hero: linear-gradient(135deg, #7c3aed 0%, #db2777 50%, #f97316 100%);
  --gradient-card: linear-gradient(145deg, rgba(124, 58, 237, 0.12), rgba(219, 39, 119, 0.08));
  --gradient-cta: linear-gradient(135deg, #7c3aed, #db2777);
  --gradient-cta-hover: linear-gradient(135deg, #6d28d9, #be185d);
  --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02));

  /* Typography */
  --font-family: 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: 2.75rem;
  --font-size-4xl: 3.5rem;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-bold: 700;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Border radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 30px rgba(124, 58, 237, 0.3);
  --shadow-glow-accent: 0 0 30px rgba(219, 39, 119, 0.3);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;

  /* Layout */
  --container-max: 1140px;
  --navbar-height: 72px;
}


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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
}

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

ul {
  list-style: none;
}

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


/* --- Utilities --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}


/* --- Reveal Animation --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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


/* ============================================
   NAVBAR
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--navbar-height);
  z-index: 1000;
  background: rgba(15, 11, 30, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

.navbar.scrolled {
  background: rgba(15, 11, 30, 0.95);
  box-shadow: var(--shadow-md);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--gradient-hero);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  transition: filter var(--transition-fast);
}

.logo:hover {
  filter: brightness(1.2);
}

.logo i {
  background: var(--gradient-hero);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-2xl);
}

.nav-links a {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-muted);
  position: relative;
  padding: var(--space-xs) 0;
  transition: color var(--transition-fast);
}

.nav-links a:not(.cta-button):hover {
  color: var(--color-text);
}

.nav-links a:not(.cta-button)::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-cta);
  border-radius: var(--radius-full);
  transition: width var(--transition-base);
}

.nav-links a:not(.cta-button):hover::after {
  width: 100%;
}


/* --- Hamburger --- */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  z-index: 1010;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: var(--radius-full);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}


/* --- CTA Button (shared) --- */
.cta-button {
  display: inline-block;
  padding: 0.7rem 1.8rem;
  background: transparent;
  color: #fff !important;
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
  border-radius: var(--radius-full);
  border: none;
  outline: none;
  text-decoration: none !important;
  /* Ensure no underline from global nav link styles */
  box-shadow: none;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), filter var(--transition-fast);
  position: relative;
  overflow: hidden;
  isolation: isolate;
  transform: translateZ(0);
  /* Force hardware acceleration for cleaner edges */
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

/* Base Gradient Background */
.cta-button::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-cta);
  z-index: -2;
  border-radius: inherit;
  /* Ensure background follows the pill shape */
}

/* Hover Shine Effect */
.cta-button::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), transparent);
  opacity: 0;
  transition: opacity var(--transition-fast);
  z-index: -1;
  border-radius: inherit;
  pointer-events: none;
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(124, 58, 237, 0.4);
  filter: brightness(1.1);
}

.cta-button:hover::after {
  opacity: 1;
}

.cta-button:active {
  transform: translateY(0);
}


/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: calc(var(--navbar-height) + var(--space-3xl)) var(--space-xl) var(--space-4xl);
  overflow: hidden;
}

/* Original SVG Gradient Background */
.hero-bg-pattern {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 40%, rgba(124, 58, 237, 0.18) 0%, transparent 70%),
    radial-gradient(ellipse 60% 50% at 80% 20%, rgba(219, 39, 119, 0.12) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 20% 80%, rgba(249, 115, 22, 0.08) 0%, transparent 50%);
  animation: heroFloat 12s ease-in-out infinite alternate;
}

/* New Image Backgrounds */
.hero-bg-image {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: 0;
  animation: heroFloat 20s ease-in-out infinite alternate;
}

.hero-bg-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(15, 11, 30, 0.65);
  /* Overlay to ensure text readability on images */
}

.bg-home {
  background-image: url('../images/hero-bg.jpg');
}

.bg-about {
  background-image: url('../images/about-hero-bg.jpg');
  background-position: center 20%;
}

.bg-create {
  background-image: url('../images/create-ambient.jpg');
}

@keyframes heroFloat {
  0% {
    transform: scale(1) translate(0, 0);
  }

  100% {
    transform: scale(1.05) translate(-10px, 10px);
  }
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  opacity: 0.5;
  mix-blend-mode: hard-light;
  filter: saturate(1.2) contrast(1.1);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.hero h1 {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  line-height: 1.15;
  margin-bottom: var(--space-lg);
  background: linear-gradient(135deg, #fff 30%, var(--color-primary-light) 60%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: fadeInUp 1s ease forwards;
}

.hero .subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2xl);
  animation: fadeInUp 1s 0.2s ease both;
}

.hero .cta-button {
  padding: 1rem 2.5rem;
  font-size: var(--font-size-base);
  animation: fadeInUp 1s 0.4s ease both;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}


/* ============================================
   FEATURES
   ============================================ */
.features {
  padding: var(--space-4xl) 0;
  background: var(--color-bg);
}

.features h2,
.samples h2,
.pricing h2 {
  text-align: center;
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-3xl);
  background: var(--gradient-hero);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}

.feature-card {
  background: var(--gradient-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl) var(--space-xl);
  text-align: center;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-glass);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-glow);
  border-color: rgba(124, 58, 237, 0.25);
}

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

.feature-card .icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(124, 58, 237, 0.12);
  font-size: var(--font-size-xl);
  color: var(--color-primary-light);
  transition: background var(--transition-base), transform var(--transition-base);
}

.feature-card:hover .icon {
  background: rgba(124, 58, 237, 0.22);
  transform: scale(1.1);
}

/* Icon Image Support */
.feature-card .icon img {
  width: 65%;
  height: 65%;
  object-fit: contain;
  filter: drop-shadow(0 2px 8px rgba(124, 58, 237, 0.3));
}

.feature-icon {
  width: 64px;
  height: auto;
  margin-bottom: 1.5rem;
}

.feature-card h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-sm);
  color: var(--color-text);
}

.feature-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}


/* ============================================
   SAMPLE SONGS / AUDIO PLAYERS
   ============================================ */
.samples {
  padding: var(--space-4xl) 0;
  background: var(--color-bg-elevated);
}

.samples-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  max-width: 700px;
  margin: 0 auto;
}

.audio-player {
  background: var(--gradient-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg) var(--space-xl);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.audio-player:hover {
  border-color: rgba(124, 58, 237, 0.2);
  box-shadow: 0 4px 20px rgba(124, 58, 237, 0.1);
}

.player-label {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent-light);
  margin-bottom: var(--space-md);
}

.player-controls {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.play-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: var(--gradient-cta);
  color: #fff;
  font-size: var(--font-size-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.play-btn:hover {
  transform: scale(1.08);
  box-shadow: 0 4px 16px rgba(124, 58, 237, 0.4);
}

.play-btn:active {
  transform: scale(0.96);
}

.progress-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.progress-bar {
  width: 100%;
  height: 5px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  overflow: hidden;
  cursor: pointer;
  position: relative;
}

.progress-fill {
  height: 100%;
  width: 0%;
  background: var(--gradient-cta);
  border-radius: var(--radius-full);
  transition: width 0.1s linear;
  position: relative;
}

.progress-fill::after {
  content: '';
  position: absolute;
  right: -5px;
  top: 50%;
  transform: translateY(-50%);
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 6px rgba(124, 58, 237, 0.5);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.audio-player:hover .progress-fill::after {
  opacity: 1;
}

.time-display {
  display: flex;
  justify-content: space-between;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.volume-control {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.volume-slider {
  width: 80px;
  height: 4px;
  -webkit-appearance: none;
  appearance: none;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  outline: none;
  cursor: pointer;
}

.volume-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-primary-light);
  cursor: pointer;
  border: 2px solid #fff;
  box-shadow: 0 0 4px rgba(124, 58, 237, 0.4);
}

.volume-slider::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-primary-light);
  cursor: pointer;
  border: 2px solid #fff;
  box-shadow: 0 0 4px rgba(124, 58, 237, 0.4);
}


/* ============================================
   PRICING
   ============================================ */
.pricing {
  padding: var(--space-4xl) 0;
  background: var(--color-bg);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2xl);
  max-width: 800px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--gradient-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-3xl) var(--space-2xl);
  text-align: center;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  position: relative;
}

.pricing-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-glow);
  border-color: rgba(124, 58, 237, 0.2);
}

.pricing-card.featured {
  border-color: rgba(124, 58, 237, 0.35);
  background: linear-gradient(145deg, rgba(124, 58, 237, 0.18), rgba(219, 39, 119, 0.12));
  box-shadow: var(--shadow-glow);
}

.pricing-card.featured::before {
  content: 'Most Popular';
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.35rem 1.2rem;
  background: var(--gradient-cta);
  color: #fff;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.tier-name {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.price {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  background: var(--gradient-hero);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.1;
  margin-bottom: var(--space-sm);
}

.price-note {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
}

.pricing-card ul {
  text-align: left;
  margin-bottom: var(--space-2xl);
}

.pricing-card li {
  padding: var(--space-sm) 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.pricing-card li::before {
  content: '✓';
  color: var(--color-primary-light);
  font-weight: var(--font-weight-bold);
  flex-shrink: 0;
}

.pricing-card .cta-button {
  width: 100%;
  padding: 0.9rem;
  font-size: var(--font-size-base);
}


/* ============================================
   FOOTER
   ============================================ */
.footer {
  padding: var(--space-2xl) 0;
  background: var(--color-bg-elevated);
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.footer-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-xl);
  margin-bottom: var(--space-lg);
}

.footer-links a {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-accent-light);
}

.footer-copy {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  opacity: 0.6;
}


/* ============================================
   SKIP TO CONTENT & UTILITIES
   ============================================ */
.skip-to-content {
  position: absolute;
  top: -100%;
  left: var(--space-xl);
  z-index: 9999;
  padding: var(--space-sm) var(--space-lg);
  background: var(--gradient-cta);
  color: #fff;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  transition: top var(--transition-fast);
}

.skip-to-content:focus {
  top: 0;
  outline: none;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.section-intro {
  text-align: center;
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  max-width: 640px;
  margin: calc(-1 * var(--space-xl)) auto var(--space-3xl);
  line-height: 1.7;
}


/* --- Active Nav Link --- */
.nav-links a[aria-current="page"]:not(.cta-button),
.nav-links a.is-active:not(.cta-button) {
  color: var(--color-text);
}

.nav-links a[aria-current="page"]:not(.cta-button)::after,
.nav-links a.is-active:not(.cta-button)::after {
  width: 100%;
}


/* --- Selection Highlight --- */
::selection {
  background: rgba(124, 58, 237, 0.35);
  color: #fff;
}

::-moz-selection {
  background: rgba(124, 58, 237, 0.35);
  color: #fff;
}


/* --- Focus Visible --- */
:focus-visible {
  outline: 2px solid var(--color-primary-light);
  outline-offset: 3px;
}

.cta-button:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 3px;
  box-shadow: 0 0 0 5px rgba(124, 58, 237, 0.4);
}

.play-btn:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 3px;
}


/* --- Scroll Margin for Anchor Links --- */
[id] {
  scroll-margin-top: calc(var(--navbar-height) + var(--space-xl));
}


/* --- Reduced Motion --- */
@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;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .hero-bg-pattern,
  .hero-bg-image {
    animation: none;
  }
}


/* ============================================
   CREATE FORM SECTION
   ============================================ */
.create-form-section {
  padding: var(--space-4xl) 0;
  background: url('../images/create-ambient.jpg') center bottom / cover no-repeat, var(--color-bg-elevated);
  position: relative;
}

.create-form {
  max-width: 680px;
  margin: 0 auto;
  background: var(--gradient-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-3xl) var(--space-2xl);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.form-group {
  margin-bottom: var(--space-2xl);
}

.form-group:last-of-type {
  margin-bottom: var(--space-3xl);
}

.form-group label {
  display: block;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.helper-text {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
  line-height: 1.5;
}

/* --- Shared Input Styles --- */
.create-form input[type="text"],
.create-form select,
.create-form textarea {
  display: block;
  width: 100%;
  padding: 0.85rem 1rem;
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
  -webkit-appearance: none;
  appearance: none;
}

.create-form input[type="text"]::placeholder,
.create-form textarea::placeholder {
  color: var(--color-text-muted);
  opacity: 0.6;
}

.create-form input[type="text"]:hover,
.create-form select:hover,
.create-form textarea:hover {
  border-color: rgba(124, 58, 237, 0.3);
  background: rgba(255, 255, 255, 0.08);
}

.create-form input[type="text"]:focus,
.create-form select:focus,
.create-form textarea:focus {
  outline: none;
  border-color: var(--color-primary-light);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.2), 0 0 20px rgba(124, 58, 237, 0.1);
  background: rgba(255, 255, 255, 0.08);
}

/* --- Select Custom Arrow --- */
.create-form select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23a09bb5' d='M1.41 0L6 4.58 10.59 0 12 1.41l-6 6-6-6z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 12px;
  padding-right: 2.5rem;
  cursor: pointer;
}

.create-form select option {
  background: var(--color-bg-elevated);
  color: var(--color-text);
}

/* --- Textarea --- */
.create-form textarea {
  min-height: 160px;
  resize: vertical;
  line-height: 1.6;
}

/* --- Submit Button --- */
.create-form .cta-button {
  width: 100%;
  padding: 1rem;
  font-size: var(--font-size-lg);
  margin-top: var(--space-md);
}

.create-form .cta-button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
  filter: grayscale(0.3);
}


/* ============================================
   ABOUT PAGE — FOUNDER & SECTIONS
   ============================================ */
.founder-grid {
  display: flex;
  gap: var(--space-2xl);
  align-items: start;
  flex-wrap: wrap;
}

.founder-photo {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center 20%;
  border: 3px solid rgba(124, 58, 237, 0.4);
  flex-shrink: 0;
}

.founder-text {
  flex: 1;
  min-width: 300px;
  text-align: left;
}

.founder-title {
  margin-top: 0;
  margin-bottom: 0.25rem;
}

.founder-role {
  color: var(--color-text-muted);
  font-style: italic;
  margin-bottom: 1.5rem;
}

.founder-text p {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.founder-text p:last-child {
  margin-bottom: 0;
}


/* --- Story Section --- */
.story-section {
  max-width: 800px;
  margin: 0 auto;
  text-align: left;
}

.story-heading {
  margin-bottom: var(--space-xl);
  font-size: 2.5rem;
}

.story-text p {
  font-size: 1.125rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.story-text p:last-child {
  margin-bottom: 0;
}


/* --- Charity Section --- */
.charity-card {
  max-width: 900px;
  margin: 0 auto;
  border-radius: var(--radius-xl);
  overflow: hidden;
  position: relative;
  isolation: isolate;
}

.charity-bg {
  position: absolute;
  inset: 0;
  background: url('../images/charity-ripple.jpg') center / cover no-repeat;
  z-index: -2;
}

.charity-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 20, 0.75);
  z-index: -1;
}

.charity-content {
  padding: var(--space-3xl) var(--space-2xl);
  text-align: center;
}

.charity-content h2 {
  margin-bottom: var(--space-lg);
  color: #fff;
}

.charity-content p {
  font-size: 1.25rem;
  line-height: 1.6;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  color: rgba(255, 255, 255, 0.9);
}

.charity-content p+p {
  margin-top: 2rem;
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.8);
}

/* About page step number */
.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-weight: 700;
  font-size: 1.1rem;
  margin: 0 auto var(--space-md);
}

/* About page founder card override */
.about-founder-card {
  text-align: left;
  padding: var(--space-2xl) var(--space-xl);
}


/* ============================================
   RESPONSIVE — Additional
   ============================================ */
@media (max-width: 768px) {
  .create-form {
    padding: var(--space-2xl) var(--space-lg);
  }

  .founder-grid {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .founder-text {
    text-align: center;
    min-width: 0;
  }

  .charity-content {
    padding: var(--space-2xl) var(--space-lg);
  }
}

@media (max-width: 480px) {
  .create-form {
    padding: var(--space-xl) var(--space-md);
    border-radius: var(--radius-lg);
  }

  .founder-photo {
    width: 140px;
    height: 140px;
  }
}


/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 960px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --font-size-4xl: 2.4rem;
    --font-size-3xl: 2rem;
  }

  .hamburger {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--color-bg-elevated);
    flex-direction: column;
    justify-content: center;
    gap: var(--space-2xl);
    padding: var(--space-3xl);
    border-left: 1px solid var(--color-border);
    transition: right var(--transition-base);
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.5);
  }

  .nav-links.active {
    right: 0;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
  }

  .volume-control {
    display: none;
  }
}

@media (max-width: 480px) {
  :root {
    --font-size-4xl: 1.9rem;
    --font-size-3xl: 1.6rem;
  }

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

  .hero {
    padding-top: calc(var(--navbar-height) + var(--space-2xl));
    padding-bottom: var(--space-3xl);
  }
}