/* ================================================================
   Shared LP — Warm, Bright, Living Fantasy Design
   ================================================================ */

@font-face {
  font-family: 'Alice';
  src: url('assets/fonts/Alice-Regular.ttf') format('truetype');
  font-weight: normal; font-display: swap;
}
@font-face {
  font-family: 'HinaMincho';
  src: url('assets/fonts/HinaMincho-Regular.ttf') format('truetype');
  font-weight: normal; font-display: swap;
}

:root {
  --primary:        #F09EA6;
  --secondary:      #F5BDC2;
  --accent:         #E07A85;
  --dusty-blue:     #BDD1E0;
  --warm-beige:     #F5EBE0;
  --text:           rgba(46, 41, 41, 1);
  --text-secondary: rgba(140, 128, 128, 1);
  --text-on-dark:   #ffffff;
  --bg-warm:        #FFF8F3;
  --card-fantasy:   rgba(255,255,255,0.60);
  --bronze:         #B8874D;
  --bronze-light:   #D1AB73;
  --bronze-dark:    #8C612E;
  --grad-cta:       linear-gradient(135deg, #F0948E, #F5B8BC, #E8C8F0, #F0948E);
  --grad-bronze:    linear-gradient(to bottom, #8C612E, #B8874D, #D1AB73, #B8874D, #8C612E);
  --font-en: 'Alice', 'Georgia', serif;
  --font-jp: 'HinaMincho', 'Yu Mincho', serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

body {
  font-family: var(--font-jp);
  color: var(--text);
  background: var(--bg-warm);
  overflow-x: hidden;
  line-height: 1.7;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }

/* ================================================================
   SKY BACKGROUND — afternoon → noon → night crossfade on scroll
   ================================================================ */
.sky-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
}
.sky-layer {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: blur(8px);
  transform: scale(1.04); /* prevent blur edges */
  transition: opacity 0.3s;
}
/* Order: noon (blue) → afternoon/morning (pink) → night (dark blue) */
.sky-noon {
  background-image: url('assets/images/bg/bg_noon.png');
  z-index: 2;
  opacity: 1;
}
.sky-afternoon {
  background-image: url('assets/images/bg/bg_afternoon.png');
  z-index: 1;
  opacity: 0;
}
.sky-night {
  background-image: url('assets/images/bg/bg_night.png');
  z-index: 0;
  opacity: 0;
}

/* ================================================================
   AURORA — Soft accent blobs layered on the sky
   ================================================================ */
.aurora-wrap {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}
.aurora-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  will-change: transform;
}
.aurora-blob:nth-child(1) {
  width: 55vmax; height: 55vmax;
  background: radial-gradient(circle, rgba(255,218,185,0.25), rgba(255,182,193,0.15));
  top: -20%; left: -15%;
  animation: aurora1 22s ease-in-out infinite alternate;
}
.aurora-blob:nth-child(2) {
  width: 45vmax; height: 45vmax;
  background: radial-gradient(circle, rgba(255,228,181,0.20), rgba(255,192,203,0.12));
  bottom: -15%; right: -10%;
  animation: aurora2 26s ease-in-out infinite alternate;
}
.aurora-blob:nth-child(3) {
  width: 40vmax; height: 40vmax;
  background: radial-gradient(circle, rgba(232,213,245,0.18), rgba(189,209,224,0.12));
  top: 35%; left: 30%;
  animation: aurora3 20s ease-in-out infinite alternate;
}
@keyframes aurora1 { 0%{transform:translate(0,0) scale(1)} 100%{transform:translate(8vw,4vh) scale(1.08)} }
@keyframes aurora2 { 0%{transform:translate(0,0) scale(1)} 100%{transform:translate(-6vw,-5vh) scale(1.12)} }
@keyframes aurora3 { 0%{transform:translate(0,0) scale(1)} 100%{transform:translate(4vw,-7vh) scale(0.92)} }

/* ================================================================
   BOKEH — Warm floating circles
   ================================================================ */
.bokeh-layer {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}
.bokeh-dot {
  position: absolute;
  border-radius: 50%;
  animation: bokeh-rise linear infinite;
}
@keyframes bokeh-rise {
  0%   { transform: translateY(0) scale(1); opacity: 0; }
  8%   { opacity: 1; }
  92%  { opacity: 1; }
  100% { transform: translateY(-110vh) scale(0.6); opacity: 0; }
}

/* ================================================================
   FLOATING DECORATIVE SHAPES
   ================================================================ */
.float-decor {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}
.float-shape {
  position: absolute;
  opacity: 0.12;
  will-change: transform;
}
.float-ring {
  border: 2px solid var(--bronze-light);
  border-radius: 50%;
  animation: float-ring-spin 30s linear infinite;
}
@keyframes float-ring-spin {
  to { transform: rotate(360deg); }
}
.float-diamond {
  width: 18px; height: 18px;
  background: linear-gradient(135deg, var(--bronze-light), rgba(209,171,115,0.3));
  border-radius: 3px;
  transform: rotate(45deg);
  animation: float-diamond-drift 18s ease-in-out infinite alternate;
}
@keyframes float-diamond-drift {
  0% { transform: rotate(45deg) translate(0,0); opacity: 0.08; }
  100% { transform: rotate(45deg) translate(12px,-20px); opacity: 0.18; }
}
.float-dot {
  border-radius: 50%;
  background: radial-gradient(circle, var(--primary), transparent);
  animation: float-dot-bob 10s ease-in-out infinite alternate;
}
@keyframes float-dot-bob {
  0%   { transform: translateY(0); opacity: 0.10; }
  100% { transform: translateY(-25px); opacity: 0.20; }
}

/* ================================================================
   HERO
   ================================================================ */
.hero {
  position: relative;
  z-index: 2;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px 20px 40px;
}
.hero-inner {
  max-width: 600px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
}

/* App name — Alice font, large */
.hero-appname {
  font-family: var(--font-en);
  font-size: 52px;
  font-weight: normal;
  color: var(--bronze-dark);
  letter-spacing: 0.04em;
  text-shadow: 0 2px 16px rgba(184,135,77,0.15);
}

.hero-tagline {
  font-family: var(--font-jp);
  font-size: 32px;
  color: var(--bronze-dark);
  letter-spacing: 0.14em;
  line-height: 1.5;
}
.hero-sub {
  font-family: var(--font-en);
  font-size: 14px;
  color: var(--bronze);
  letter-spacing: 0.1em;
}
.hero-desc {
  font-family: var(--font-jp);
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 2;
}

/* Hero artwork — floating framed centerpiece */
.hero-artwork-wrap {
  position: relative;
  width: min(88vw, 520px);
  margin: 20px 0;
}
.hero-glow {
  position: absolute;
  inset: -50px;
  border-radius: 50%;
  background: radial-gradient(ellipse,
    rgba(240,158,166,0.25) 0%,
    rgba(255,218,185,0.18) 30%,
    rgba(232,213,245,0.10) 60%,
    transparent 80%
  );
  filter: blur(30px);
  animation: glow-breathe 5s ease-in-out infinite alternate;
  z-index: 0;
}
@keyframes glow-breathe {
  0%   { opacity: 0.6; transform: scale(0.95); }
  100% { opacity: 1;   transform: scale(1.05); }
}

.hero-artwork {
  position: relative;
  z-index: 1;
  border-radius: 20px;
  overflow: hidden;
  box-shadow:
    0 8px 40px rgba(184,135,77,0.22),
    0 0 60px rgba(184,135,77,0.10),
    0 24px 80px rgba(240,158,166,0.12);
  border: 3px solid var(--bronze);
  animation: artwork-float 7s ease-in-out infinite;
}
.hero-artwork::after {
  content: '';
  position: absolute;
  inset: 4px;
  border: 1px solid rgba(209,171,115,0.35);
  border-radius: 17px;
  pointer-events: none;
}
.hero-artwork img {
  width: 100%;
  display: block;
}
@keyframes artwork-float {
  0%,100% { transform: translateY(0); }
  50%     { transform: translateY(-14px); }
}

/* Orbiting light orb */
.orbit-light {
  position: absolute;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,235,180,0.95), transparent 70%);
  box-shadow:
    0 0 16px 6px rgba(255,235,180,0.35),
    0 0 50px 16px rgba(209,171,115,0.12);
  animation: orbit-around 9s linear infinite;
  z-index: 10;
  top: 50%; left: 50%;
  pointer-events: none;
}
@keyframes orbit-around {
  0%   { transform: rotate(0deg) translate(calc(min(44vw,260px))) rotate(0deg); }
  100% { transform: rotate(360deg) translate(calc(min(44vw,260px))) rotate(-360deg); }
}

/* Sparkles around artwork */
.hero-sparkles {
  position: absolute;
  inset: -30px;
  z-index: 2;
  pointer-events: none;
}
.hero-sparkle {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,235,166,0.9) 0%, transparent 70%);
  animation: sparkle-pop 4s ease-in-out infinite;
  opacity: 0;
}
@keyframes sparkle-pop {
  0%,100% { opacity: 0; transform: scale(0.3); }
  20%     { opacity: 1; transform: scale(1.2); }
  40%     { opacity: 0.5; transform: scale(0.8); }
  60%     { opacity: 0.9; transform: scale(1); }
  80%     { opacity: 0.3; transform: scale(0.5); }
}

/* Scroll hint */
.scroll-hint { margin-top: 12px; }
.scroll-hint-line {
  width: 1px; height: 36px;
  background: linear-gradient(to bottom, var(--bronze-light), transparent);
  animation: scroll-pulse 2.5s ease-in-out infinite;
}
@keyframes scroll-pulse {
  0%,100% { opacity: 0.2; transform: scaleY(0.6); }
  50%     { opacity: 0.7; transform: scaleY(1); }
}

/* ================================================================
   REVEAL ANIMATIONS
   ================================================================ */
.reveal-focus {
  opacity: 0;
  filter: blur(6px);
  transform: translateY(8px);
  animation: focus-in 1s ease-out forwards;
}
@keyframes focus-in {
  to { opacity: 1; filter: blur(0); transform: none; }
}

.fade-in {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}
.fade-in.visible {
  opacity: 1;
  transform: none;
}
.fade-in:nth-child(2) { transition-delay: 0.08s; }
.fade-in:nth-child(3) { transition-delay: 0.16s; }
.fade-in:nth-child(4) { transition-delay: 0.24s; }
.fade-in:nth-child(5) { transition-delay: 0.12s; }
.fade-in:nth-child(6) { transition-delay: 0.20s; }

.reveal-scale {
  opacity: 0;
  transform: scale(0.88);
  transition: opacity 0.6s ease-out, transform 0.5s cubic-bezier(0.34,1.56,0.64,1);
}
.reveal-scale.visible { opacity: 1; transform: none; }

/* ================================================================
   CTA BUTTON
   ================================================================ */
.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--grad-cta);
  background-size: 300% 300%;
  animation: cta-gradient-shift 5s ease infinite;
  color: var(--text-on-dark);
  font-family: var(--font-jp);
  font-size: 16px;
  padding: 14px 36px;
  border-radius: 16px;
  border: none;
  cursor: pointer;
  transition: transform 0.25s, box-shadow 0.25s;
  box-shadow: 0 4px 20px rgba(240,148,142,0.35);
}
.cta-button:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 32px rgba(240,148,142,0.45);
}
@keyframes cta-gradient-shift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
.apple-icon { width: 20px; height: 20px; flex-shrink: 0; }
.cta-button-large { font-size: 18px; padding: 16px 48px; }
.cta-button-large .apple-icon { width: 22px; height: 22px; }

/* ================================================================
   SECTIONS
   ================================================================ */
.section {
  position: relative;
  z-index: 2;
  padding: 100px 20px;
}
.section-inner {
  max-width: 960px;
  margin: 0 auto;
}
.section-title {
  font-family: var(--font-en);
  font-size: 48px;
  font-weight: normal;
  color: var(--bronze-dark);
  text-align: center;
  letter-spacing: 0.06em;
}
.section-title-jp {
  font-family: var(--font-jp);
  font-size: 15px;
  font-weight: normal;
  color: var(--text-secondary);
  text-align: center;
  margin-top: 10px;
  margin-bottom: 56px;
  letter-spacing: 0.1em;
}

/* ================================================================
   FANTASY CARD
   ================================================================ */
.fantasy-card {
  background: rgba(255,255,255,0.55);
  position: relative;
  border: 1.5px solid rgba(209,171,115,0.35);
  border-radius: 16px;
  box-shadow:
    0 4px 24px rgba(184,135,77,0.07),
    inset 0 1px 0 rgba(255,255,255,0.8);
  backdrop-filter: blur(16px) saturate(1.3);
  -webkit-backdrop-filter: blur(16px) saturate(1.3);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}
.fantasy-card::after {
  content: '';
  position: absolute;
  inset: 3px;
  border: 0.5px solid rgba(209,171,115,0.2);
  border-radius: 14px;
  pointer-events: none;
}
.fantasy-card:hover {
  transform: translateY(-6px);
  box-shadow:
    0 12px 40px rgba(184,135,77,0.12),
    inset 0 1px 0 rgba(255,255,255,0.9);
}

/* ================================================================
   CONCEPT
   ================================================================ */
.concept-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.concept-card { padding: 32px 22px; text-align: center; }
.concept-icon { width: 48px; height: 48px; margin: 0 auto 18px; color: var(--bronze); }
.concept-icon svg { width: 100%; height: 100%; }
.concept-card-title {
  font-family: var(--font-jp); font-size: 15px; color: var(--bronze-dark); margin-bottom: 10px;
}
.concept-card-body {
  font-family: var(--font-jp); font-size: 13px; color: rgba(46,41,41,0.8); line-height: 1.9;
}

/* ================================================================
   THEMES CAROUSEL
   ================================================================ */
.themes-carousel {
  overflow: hidden;
  position: relative;
  margin: 0 -20px;
  padding: 20px;
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 6%, black 94%, transparent 100%);
  mask-image: linear-gradient(to right, transparent 0%, black 6%, black 94%, transparent 100%);
}
.themes-track {
  display: flex;
  gap: 20px;
  animation: carousel-scroll 42s linear infinite;
  width: max-content;
}
@keyframes carousel-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
.themes-carousel:hover .themes-track { animation-play-state: paused; }

.theme-card {
  flex-shrink: 0;
  width: 240px;
  background: rgba(255,255,255,0.60);
  border: 1.5px solid rgba(209,171,115,0.3);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(184,135,77,0.08);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: transform 0.3s, box-shadow 0.3s;
}
.theme-card:hover {
  transform: scale(1.04);
  box-shadow: 0 8px 28px rgba(184,135,77,0.18);
}
.theme-img-wrap {
  width: 100%; aspect-ratio: 16/10; overflow: hidden;
}
.theme-img-wrap img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.4s;
}
.theme-card:hover .theme-img-wrap img { transform: scale(1.06); }

.theme-info {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 14px 0;
}
.theme-name { font-family: var(--font-jp); font-size: 14px; color: var(--bronze-dark); }
.theme-badge {
  font-family: var(--font-en); font-size: 10px; padding: 2px 8px;
  border-radius: 4px; letter-spacing: 0.05em;
}
.theme-badge-free {
  background: var(--grad-bronze); color: var(--text-on-dark);
  border: 1px solid var(--bronze-light);
}
.theme-badge-pro {
  background: rgba(255,255,255,0.6); color: var(--bronze);
  border: 1px solid rgba(184,135,77,0.4);
}
.theme-desc {
  font-family: var(--font-jp); font-size: 11px;
  color: rgba(46,41,41,0.65); padding: 6px 14px 14px; line-height: 1.7;
}

/* ================================================================
   EVOLUTION
   ================================================================ */
.evolution-timeline {
  position: relative;
  display: flex; flex-direction: column; gap: 28px;
  padding-left: 50px;
}
.evolution-line {
  position: absolute; left: 19px; top: 24px; bottom: 24px; width: 2px;
  background: linear-gradient(to bottom, var(--secondary), var(--bronze-light), var(--bronze));
  opacity: 0.35;
}
.evolution-step { position: relative; display: flex; align-items: flex-start; }
.evolution-dot {
  position: absolute; left: -50px; top: 24px; width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
}
.evolution-dot-inner {
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--bronze);
  border: 2px solid var(--bronze-light);
  box-shadow: 0 0 10px rgba(184,135,77,0.3);
}
.evolution-dot-final .evolution-dot-inner {
  width: 16px; height: 16px;
  background: var(--primary); border-color: var(--secondary);
  box-shadow: 0 0 16px rgba(240,158,166,0.4);
}
.evolution-dot-glow {
  position: absolute; width: 32px; height: 32px; border-radius: 50%;
  border: 2px solid var(--primary);
  animation: dot-pulse 1.5s ease-in-out infinite;
}
@keyframes dot-pulse {
  0%,100% { transform: scale(0.8); opacity: 0.5; }
  50%     { transform: scale(1.5); opacity: 0; }
}
.evolution-card {
  display: flex; gap: 20px; padding: 16px; width: 100%; align-items: center;
}
.evolution-card img {
  width: 160px; border-radius: 12px;
  border: 1px solid rgba(209,171,115,0.25); flex-shrink: 0;
  box-shadow: 0 4px 16px rgba(0,0,0,0.06);
}
.evolution-card-info { display: flex; flex-direction: column; gap: 2px; }
.evolution-level { font-family: var(--font-en); font-size: 24px; color: var(--bronze-dark); }
.evolution-xp { font-family: var(--font-en); font-size: 13px; color: var(--bronze); }
.evolution-card-info p {
  font-family: var(--font-jp); font-size: 13px;
  color: rgba(46,41,41,0.8); margin-top: 6px;
}

/* ================================================================
   FEATURES
   ================================================================ */
.features-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.feature-card { padding: 28px 18px; text-align: center; }
.feature-icon-wrap { width: 40px; height: 40px; margin: 0 auto 14px; color: var(--bronze); }
.feature-icon-wrap svg { width: 100%; height: 100%; }
.feature-card h4 {
  font-family: var(--font-jp); font-size: 15px;
  color: var(--bronze-dark); margin-bottom: 8px; font-weight: normal;
}
.feature-card p {
  font-family: var(--font-jp); font-size: 12px;
  color: rgba(46,41,41,0.75); line-height: 1.9;
}

/* ================================================================
   HOW TO USE
   ================================================================ */
.howto-steps {
  display: flex; flex-direction: column; gap: 22px;
  max-width: 600px; margin: 0 auto;
}
.howto-step { display: flex; align-items: flex-start; gap: 20px; }
.howto-number {
  flex-shrink: 0; width: 50px; height: 50px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-en); font-size: 22px; color: var(--text-on-dark);
  background: var(--grad-bronze);
  border: 1.5px solid var(--bronze-light);
  border-radius: 4px; position: relative;
  box-shadow: 0 2px 6px rgba(140,97,46,0.35);
}
.howto-number::after {
  content: ''; position: absolute; inset: 2px;
  border: 0.5px solid rgba(255,255,255,0.15); border-radius: 3px;
}
.rivet {
  position: absolute; width: 5px; height: 5px; border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, rgba(255,255,255,0.6), var(--bronze-light), rgba(184,135,77,0.6));
  box-shadow: 0 0 1px rgba(0,0,0,0.3);
}
.rivet-tl { top: 3px; left: 3px; }
.rivet-tr { top: 3px; right: 3px; }
.rivet-bl { bottom: 3px; left: 3px; }
.rivet-br { bottom: 3px; right: 3px; }
.howto-card { flex: 1; padding: 18px 20px; }
.howto-card h4 {
  font-family: var(--font-jp); font-size: 15px;
  color: var(--bronze-dark); margin-bottom: 6px; font-weight: normal;
}
.howto-card p {
  font-family: var(--font-jp); font-size: 13px;
  color: rgba(46,41,41,0.8); line-height: 1.9;
}

/* ================================================================
   CTA SECTION
   ================================================================ */
.cta-section { padding-bottom: 40px; }
.cta-card { overflow: hidden; }
.cta-card-inner { padding: 56px 20px; text-align: center; position: relative; z-index: 1; }
.cta-title {
  font-family: var(--font-jp); font-size: 26px; color: var(--bronze-dark); margin-bottom: 10px;
}
.cta-desc {
  font-family: var(--font-jp); font-size: 14px;
  color: rgba(46,41,41,0.75); margin-bottom: 28px;
}

/* ================================================================
   NIGHT MODE — sections that appear over night sky get light text
   Applied via JS based on scroll position
   ================================================================ */
.night-mode .section-title { color: var(--text-on-dark); }
.night-mode .section-title-jp { color: rgba(255,255,255,0.65); }
.night-mode .howto-card h4,
.night-mode .cta-title { color: var(--bronze-light); }
.night-mode .howto-card p,
.night-mode .cta-desc { color: rgba(255,255,255,0.7); }
.night-mode .fantasy-card {
  background: rgba(255,255,255,0.12);
  border-color: rgba(209,171,115,0.4);
}
.night-mode .fantasy-card::after {
  border-color: rgba(209,171,115,0.2);
}

/* Smooth transition for all color-affected elements */
.section-title, .section-title-jp,
.howto-card h4, .howto-card p,
.cta-title, .cta-desc,
.fantasy-card {
  transition: color 0.6s, background 0.6s, border-color 0.6s;
}

/* ================================================================
   FOOTER
   ================================================================ */
.footer {
  position: relative; z-index: 2; padding: 32px 20px; text-align: center;
  border-top: 1px solid rgba(209,171,115,0.15);
}
.footer-inner { max-width: 960px; margin: 0 auto; }
.footer-links { display: flex; justify-content: center; gap: 12px; margin-bottom: 12px; }
.footer-links a {
  font-family: var(--font-jp); font-size: 13px; color: var(--bronze-light);
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--text-on-dark); }
.footer-divider { color: rgba(255,255,255,0.5); font-size: 13px; }
.footer-contact {
  font-family: var(--font-jp); font-size: 12px; color: rgba(255,255,255,0.55); margin-bottom: 6px;
}
.footer-copy {
  font-family: var(--font-en); font-size: 11px; color: rgba(255,255,255,0.3);
}

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

/* ================================================================
   RESPONSIVE
   ================================================================ */
@media (max-width: 768px) {
  .section { padding: 70px 16px; }
  .section-title { font-size: 36px; }
  .hero-appname { font-size: 42px; }
  .hero-tagline { font-size: 26px; }
  .concept-cards { grid-template-columns: 1fr; gap: 16px; }
  .features-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .evolution-card { flex-direction: column; align-items: flex-start; }
  .evolution-card img { width: 100%; }
  .theme-card { width: 200px; }
}

@media (max-width: 480px) {
  .section-title { font-size: 28px; }
  .hero-appname { font-size: 36px; }
  .hero-tagline { font-size: 22px; letter-spacing: 0.08em; }
  .hero-inner { padding: 0 8px; }
  .features-grid { grid-template-columns: 1fr; }
  .howto-step { flex-direction: column; align-items: center; text-align: center; }
  .howto-number { margin-bottom: -8px; }
  .cta-button { padding: 12px 28px; font-size: 15px; }
  .cta-button-large { padding: 14px 32px; font-size: 16px; }
}