/* ===================================
   A PAIN IN THE BACK
   Luxury Anatomical Streetwear
   =================================== */

:root {
  --black: #0a0a0a;
  --dark-gray: #1a1a1a;
  --bone-white: #f5f5f5;
  --chrome: #e0e0e0;
  --red: #ff0033;
  --red-glow: rgba(255, 0, 51, 0.4);
  --bone-glow: rgba(245, 245, 245, 0.15);

  --font-display: 'Orbitron', monospace;
  --font-body: 'Space Grotesk', sans-serif;

  --ease-custom: cubic-bezier(0.23, 1, 0.32, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--black);
  color: var(--bone-white);
  overflow-x: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-tap-highlight-color: rgba(255, 0, 51, 0.2);
  touch-action: pan-y;
  overscroll-behavior-y: none;
}

/* ===================================
   LOADER
   =================================== */

.loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: var(--black);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s var(--ease-custom), visibility 0.6s var(--ease-custom);
}

.loader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

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

.bone-pulse {
  width: 80px;
  height: 80px;
  margin: 0 auto 2rem;
  border: 3px solid var(--bone-white);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
  position: relative;
}

.bone-pulse::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  background: var(--bone-white);
  border-radius: 50%;
  animation: pulse-inner 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.2); opacity: 0.7; }
}

@keyframes pulse-inner {
  0%, 100% { transform: translate(-50%, -50%) scale(1); }
  50% { transform: translate(-50%, -50%) scale(0.8); }
}

.loader-text {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--bone-white);
  opacity: 0.7;
}

/* ===================================
   NAVIGATION
   =================================== */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 1.5rem 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 1000;
  background: linear-gradient(to bottom, rgba(10, 10, 10, 0.9) 0%, transparent 100%);
  backdrop-filter: blur(10px);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  color: var(--bone-white);
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-link {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  color: var(--bone-white);
  text-decoration: none;
  opacity: 0.7;
  transition: opacity 0.3s var(--ease-custom), color 0.3s var(--ease-custom);
  position: relative;
}

.nav-link:hover {
  opacity: 1;
  color: var(--red);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--red);
  transition: width 0.3s var(--ease-custom);
}

.nav-link:hover::after {
  width: 100%;
}

/* ===================================
   HERO
   =================================== */

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

.skeleton-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  touch-action: none;
}

.xray-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, transparent 0%, var(--black) 100%);
  pointer-events: none;
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  padding: 2rem;
  max-width: 1200px;
}

.hero-eyebrow {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  color: var(--red);
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeUp 1s var(--ease-custom) 0.3s forwards;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 10vw, 8rem);
  font-weight: 900;
  line-height: 0.9;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp 1s var(--ease-custom) 0.5s forwards;
}

.chrome-text {
  background: linear-gradient(135deg, #f5f5f5 0%, #888 50%, #f5f5f5 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% 200%;
  animation: chrome-shine 3s ease-in-out infinite;
  display: inline-block;
  text-shadow: 0 0 40px rgba(255, 255, 255, 0.3);
}

@keyframes chrome-shine {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.hero-subtitle {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 3rem);
  font-weight: 400;
  letter-spacing: 0.2em;
  color: var(--bone-white);
  margin-bottom: 3rem;
  opacity: 0;
  animation: fadeUp 1s var(--ease-custom) 0.7s forwards;
}

.hero-cta {
  opacity: 0;
  animation: fadeUp 1s var(--ease-custom) 0.9s forwards;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===================================
   BUTTONS
   =================================== */

.btn-primary, .btn-notify {
  position: relative;
  padding: 1.25rem 3rem;
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  border: 2px solid var(--bone-white);
  background: transparent;
  color: var(--bone-white);
  cursor: pointer;
  overflow: hidden;
  transition: all 0.4s var(--ease-custom);
}

.btn-primary:hover, .btn-notify:hover {
  border-color: var(--red);
  color: var(--red);
  box-shadow: 0 0 30px var(--red-glow);
}

.btn-text {
  position: relative;
  z-index: 2;
}

.btn-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: radial-gradient(circle, var(--red-glow) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  transition: all 0.6s var(--ease-custom);
  z-index: 1;
}

.btn-primary:hover .btn-glow,
.btn-notify:hover .btn-glow {
  width: 300px;
  height: 300px;
}

.hero-scroll {
  position: absolute;
  bottom: 3rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: 0.625rem;
  letter-spacing: 0.2em;
  color: var(--bone-white);
  opacity: 0;
  animation: fadeUp 1s var(--ease-custom) 1.1s forwards;
}

.scroll-indicator {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, transparent 0%, var(--bone-white) 50%, transparent 100%);
  animation: scroll-line 2s ease-in-out infinite;
}

@keyframes scroll-line {
  0%, 100% { transform: translateY(-10px); opacity: 0; }
  50% { transform: translateY(10px); opacity: 1; }
}

/* ===================================
   SECTIONS
   =================================== */

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 3rem;
}

.container-full {
  width: 100%;
  padding: 0;
}

.section-header {
  text-align: center;
  margin-bottom: 5rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 900;
  letter-spacing: 0.15em;
  color: var(--bone-white);
  margin-bottom: 1rem;
}

.section-line {
  width: 100px;
  height: 2px;
  background: var(--red);
  margin: 0 auto;
  box-shadow: 0 0 20px var(--red-glow);
}

/* ===================================
   CONCEPT
   =================================== */

.concept {
  padding: 10rem 0;
  background: linear-gradient(to bottom, var(--black) 0%, var(--dark-gray) 100%);
}

.concept-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
}

.concept-card {
  padding: 3rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.4s var(--ease-custom);
}

.concept-card:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--red);
  box-shadow: 0 10px 50px rgba(0, 0, 0, 0.5), 0 0 30px var(--red-glow);
  transform: translateY(-10px);
}

.concept-icon {
  width: 80px;
  height: 80px;
  margin-bottom: 2rem;
  color: var(--bone-white);
  transition: color 0.3s var(--ease-custom);
}

.concept-card:hover .concept-icon {
  color: var(--red);
}

.icon-svg {
  width: 100%;
  height: 100%;
}

.concept-card-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
  color: var(--bone-white);
}

.concept-card-text {
  font-size: 0.95rem;
  color: rgba(245, 245, 245, 0.7);
  line-height: 1.8;
}

/* ===================================
   PRODUCTS
   =================================== */

.products {
  padding: 10rem 0;
  background: var(--dark-gray);
}

.product-showcase {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 4rem;
}

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

.product-image {
  margin-bottom: 2rem;
  position: relative;
}

.product-mockup {
  width: 100%;
  aspect-ratio: 1;
  position: relative;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  overflow: hidden;
  transition: all 0.4s var(--ease-custom);
}

.product-item:hover .product-mockup {
  border-color: var(--red);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6), 0 0 40px var(--red-glow);
  transform: scale(1.05);
}

.mockup-tee {
  position: absolute;
  top: 10%;
  left: 10%;
  width: 80%;
  height: 80%;
  background: linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 100%);
  clip-path: polygon(30% 0%, 70% 0%, 85% 15%, 85% 70%, 50% 100%, 15% 70%, 15% 15%);
}

.mockup-design {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 50%;
  height: 60%;
  opacity: 0.9;
  mix-blend-mode: screen;
}

.spine-design {
  background: radial-gradient(ellipse, rgba(255, 255, 255, 0.8) 0%, transparent 70%),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.3) 0px, transparent 4px, transparent 8px, rgba(255, 255, 255, 0.3) 12px);
  filter: blur(0.5px);
}

.hand-design {
  background:
    radial-gradient(circle at 50% 20%, rgba(255, 255, 255, 0.6) 2%, transparent 3%),
    radial-gradient(circle at 30% 40%, rgba(255, 255, 255, 0.6) 1.5%, transparent 2%),
    radial-gradient(circle at 45% 40%, rgba(255, 255, 255, 0.6) 1.5%, transparent 2%),
    radial-gradient(circle at 60% 40%, rgba(255, 255, 255, 0.6) 1.5%, transparent 2%),
    radial-gradient(circle at 70% 40%, rgba(255, 255, 255, 0.6) 1.5%, transparent 2%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.3) 0%, transparent 100%);
  filter: blur(0.5px);
}

.skull-design {
  background:
    radial-gradient(ellipse 40% 50% at 50% 30%, rgba(255, 255, 255, 0.7) 0%, transparent 70%),
    radial-gradient(circle at 35% 35%, rgba(10, 10, 10, 1) 8%, transparent 10%),
    radial-gradient(circle at 65% 35%, rgba(10, 10, 10, 1) 8%, transparent 10%),
    radial-gradient(ellipse at 50% 60%, rgba(10, 10, 10, 1) 15%, transparent 20%);
  filter: blur(0.5px);
}

.product-name {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
  color: var(--bone-white);
}

.product-desc {
  font-size: 0.875rem;
  color: rgba(245, 245, 245, 0.6);
  letter-spacing: 0.05em;
}

/* ===================================
   INTERACTIVE
   =================================== */

.interactive {
  padding: 10rem 0;
  background: var(--black);
}

.interactive-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 3rem;
}

.interactive-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 900;
  letter-spacing: 0.1em;
  line-height: 1;
  margin-bottom: 2rem;
  color: var(--bone-white);
}

.interactive-text {
  font-size: 1.125rem;
  line-height: 2;
  color: rgba(245, 245, 245, 0.7);
  margin-bottom: 3rem;
}

.interactive-features {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.feature-item {
  font-family: var(--font-display);
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  color: var(--red);
}

.xray-display {
  position: relative;
}

.xray-frame {
  width: 100%;
  aspect-ratio: 3/4;
  background: rgba(255, 255, 255, 0.02);
  border: 2px solid rgba(255, 255, 255, 0.2);
  padding: 2rem;
  box-shadow:
    inset 0 0 60px rgba(255, 255, 255, 0.05),
    0 20px 60px rgba(0, 0, 0, 0.5);
}

.xray-canvas {
  width: 100%;
  height: 100%;
  touch-action: none;
}

.xray-controls {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}

.xray-btn {
  padding: 1rem;
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--bone-white);
  cursor: pointer;
  transition: all 0.3s var(--ease-custom);
}

.xray-btn:hover,
.xray-btn.active {
  background: rgba(255, 0, 51, 0.1);
  border-color: var(--red);
  color: var(--red);
  box-shadow: 0 0 20px var(--red-glow);
}

/* ===================================
   NOTIFY
   =================================== */

.notify {
  padding: 12rem 0;
  background: linear-gradient(to bottom, var(--black) 0%, var(--dark-gray) 100%);
  position: relative;
  overflow: hidden;
}

.notify::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 100%;
  background: linear-gradient(to bottom, transparent 0%, rgba(255, 0, 51, 0.3) 50%, transparent 100%);
}

.notify-content {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.notify-badge {
  display: inline-block;
  padding: 0.5rem 1.5rem;
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  background: rgba(255, 0, 51, 0.1);
  border: 1px solid var(--red);
  color: var(--red);
  margin-bottom: 3rem;
  box-shadow: 0 0 30px var(--red-glow);
}

.notify-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 4rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 2rem;
}

.notify-subtitle {
  font-size: 1.125rem;
  line-height: 1.8;
  color: rgba(245, 245, 245, 0.7);
  margin-bottom: 3rem;
}

.notify-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
}

.notify-input {
  padding: 1.25rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--bone-white);
  transition: all 0.3s var(--ease-custom);
}

.notify-input::placeholder {
  color: rgba(245, 245, 245, 0.4);
  letter-spacing: 0.1em;
}

.notify-input:focus {
  outline: none;
  border-color: var(--red);
  box-shadow: 0 0 20px var(--red-glow);
  background: rgba(255, 255, 255, 0.08);
}

.form-status {
  font-size: 0.875rem;
  color: var(--red);
  margin-top: 1rem;
  min-height: 1.5rem;
}

.notify-promise {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: rgba(245, 245, 245, 0.5);
}

.checkmark {
  width: 20px;
  height: 20px;
  color: var(--red);
}

/* ===================================
   FOOTER
   =================================== */

.footer {
  padding: 4rem 0 2rem;
  background: var(--dark-gray);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 3rem;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
  color: var(--bone-white);
}

.footer-tagline {
  font-size: 0.875rem;
  color: rgba(245, 245, 245, 0.5);
}

.footer-links {
  display: flex;
  gap: 2rem;
}

.footer-link {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: rgba(245, 245, 245, 0.7);
  text-decoration: none;
  transition: color 0.3s var(--ease-custom);
}

.footer-link:hover {
  color: var(--red);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.75rem;
  color: rgba(245, 245, 245, 0.4);
}

/* ===================================
   ANIMATIONS
   =================================== */

/* Hardware acceleration for better mobile performance */
.hero-content,
.skeleton-canvas,
.xray-canvas,
.concept-card,
.product-mockup,
[data-aos] {
  -webkit-transform: translateZ(0);
  transform: translateZ(0);
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  will-change: transform;
}

[data-aos] {
  opacity: 0;
  transition: opacity 0.8s var(--ease-custom), transform 0.8s var(--ease-custom);
}

[data-aos].aos-animate {
  opacity: 1;
}

[data-aos="fade-up"] {
  transform: translateY(50px);
}

[data-aos="fade-up"].aos-animate {
  transform: translateY(0);
}

[data-aos="fade-right"] {
  transform: translateX(-50px);
}

[data-aos="fade-right"].aos-animate {
  transform: translateX(0);
}

[data-aos="fade-left"] {
  transform: translateX(50px);
}

[data-aos="fade-left"].aos-animate {
  transform: translateX(0);
}

/* ===================================
   RESPONSIVE
   =================================== */

@media (max-width: 1024px) {
  .nav {
    padding: 1.5rem 2rem;
  }

  .container {
    padding: 0 2rem;
  }

  .interactive-content {
    grid-template-columns: 1fr;
    gap: 4rem;
    padding: 0 2rem;
  }

  .xray-controls {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-title {
    font-size: clamp(2.5rem, 8vw, 6rem);
  }

  .hero-subtitle {
    font-size: clamp(1.25rem, 3.5vw, 2.5rem);
  }
}

@media (max-width: 768px) {
  .nav {
    padding: 1rem 1.5rem;
  }

  .nav-logo {
    font-size: 0.875rem;
  }

  .nav-links {
    gap: 1rem;
  }

  .nav-link {
    font-size: 0.625rem;
  }

  .container {
    padding: 0 1.5rem;
  }

  .hero {
    min-height: 100vh;
    height: auto;
  }

  .hero-content {
    padding: 2rem 1rem;
  }

  .hero-eyebrow {
    font-size: 0.625rem;
    letter-spacing: 0.2em;
    margin-bottom: 1.5rem;
  }

  .hero-title {
    font-size: clamp(2rem, 10vw, 4rem);
    margin-bottom: 1rem;
  }

  .hero-subtitle {
    font-size: clamp(1rem, 5vw, 2rem);
    margin-bottom: 2rem;
  }

  .hero-scroll {
    bottom: 2rem;
    font-size: 0.55rem;
  }

  .scroll-indicator {
    height: 30px;
  }

  .concept, .products, .interactive, .notify {
    padding: 5rem 0;
  }

  .section-header {
    margin-bottom: 3rem;
  }

  .section-title {
    font-size: clamp(1.75rem, 7vw, 3rem);
  }

  .concept-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .concept-card {
    padding: 2rem;
  }

  .concept-icon {
    width: 60px;
    height: 60px;
  }

  .concept-card-title {
    font-size: 1rem;
  }

  .concept-card-text {
    font-size: 0.875rem;
  }

  .product-showcase {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .interactive-title {
    font-size: clamp(2rem, 7vw, 3.5rem);
  }

  .interactive-text {
    font-size: 1rem;
    line-height: 1.8;
  }

  .feature-item {
    font-size: 0.75rem;
  }

  .xray-frame {
    padding: 1rem;
  }

  .xray-btn {
    padding: 0.75rem;
    font-size: 0.625rem;
  }

  .notify {
    padding: 8rem 0;
  }

  .notify-badge {
    font-size: 0.625rem;
    padding: 0.4rem 1rem;
  }

  .notify-title {
    font-size: clamp(1.75rem, 8vw, 3rem);
    margin-bottom: 1.5rem;
  }

  .notify-subtitle {
    font-size: 1rem;
    margin-bottom: 2rem;
  }

  .notify-input {
    padding: 1rem;
    font-size: 0.875rem;
  }

  .btn-notify {
    padding: 1rem 2rem;
    font-size: 0.75rem;
  }

  .footer {
    padding: 3rem 0 1.5rem;
  }

  .footer-content {
    flex-direction: column;
    gap: 2rem;
  }

  .footer-logo {
    font-size: 1rem;
  }

  .footer-links {
    flex-direction: column;
    gap: 1rem;
  }

  .footer-bottom {
    font-size: 0.65rem;
    padding-top: 1.5rem;
  }
}

@media (max-width: 480px) {
  .nav {
    padding: 1rem;
  }

  .nav-logo {
    font-size: 0.75rem;
  }

  .nav-links {
    gap: 0.75rem;
  }

  .nav-link {
    font-size: 0.55rem;
    letter-spacing: 0.1em;
  }

  .container {
    padding: 0 1rem;
  }

  .hero-content {
    padding: 1.5rem 1rem;
  }

  .hero-eyebrow {
    font-size: 0.55rem;
  }

  .hero-title {
    font-size: clamp(1.75rem, 12vw, 3rem);
  }

  .hero-subtitle {
    font-size: clamp(0.875rem, 6vw, 1.5rem);
    letter-spacing: 0.15em;
  }

  .btn-primary, .btn-notify {
    padding: 1rem 1.5rem;
    font-size: 0.7rem;
    letter-spacing: 0.15em;
  }

  .concept, .products, .interactive, .notify {
    padding: 4rem 0;
  }

  .section-header {
    margin-bottom: 2.5rem;
  }

  .section-title {
    font-size: clamp(1.5rem, 8vw, 2.5rem);
  }

  .concept-card {
    padding: 1.5rem;
  }

  .concept-icon {
    width: 50px;
    height: 50px;
    margin-bottom: 1.5rem;
  }

  .concept-card-title {
    font-size: 0.95rem;
  }

  .concept-card-text {
    font-size: 0.825rem;
    line-height: 1.7;
  }

  .product-showcase {
    gap: 2rem;
  }

  .product-name {
    font-size: 1rem;
  }

  .product-desc {
    font-size: 0.8rem;
  }

  .interactive-content {
    padding: 0 1rem;
    gap: 3rem;
  }

  .interactive-title {
    font-size: clamp(1.75rem, 9vw, 3rem);
    margin-bottom: 1.5rem;
  }

  .interactive-text {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 2rem;
  }

  .feature-item {
    font-size: 0.7rem;
  }

  .xray-frame {
    padding: 0.75rem;
    border-width: 1px;
  }

  .xray-controls {
    grid-template-columns: 1fr;
    gap: 0.75rem;
    margin-top: 1.5rem;
  }

  .xray-btn {
    padding: 0.875rem;
    font-size: 0.6rem;
  }

  .notify {
    padding: 6rem 0;
  }

  .notify-badge {
    font-size: 0.6rem;
    padding: 0.35rem 0.875rem;
    margin-bottom: 2rem;
  }

  .notify-title {
    font-size: clamp(1.5rem, 9vw, 2.5rem);
    margin-bottom: 1rem;
  }

  .notify-subtitle {
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
  }

  .notify-input {
    padding: 0.875rem;
    font-size: 0.8rem;
  }

  .notify-input::placeholder {
    font-size: 0.75rem;
  }

  .notify-promise {
    font-size: 0.75rem;
    gap: 0.5rem;
  }

  .checkmark {
    width: 16px;
    height: 16px;
  }

  .footer {
    padding: 2.5rem 0 1.5rem;
  }

  .footer-logo {
    font-size: 0.95rem;
  }

  .footer-tagline {
    font-size: 0.8rem;
  }

  .footer-link {
    font-size: 0.7rem;
  }

  .footer-bottom {
    font-size: 0.6rem;
    line-height: 1.4;
  }
}

/* Touch-specific optimizations */
@media (hover: none) and (pointer: coarse) {
  .btn-primary, .btn-notify, .xray-btn {
    /* Larger tap targets for mobile */
    min-height: 44px;
  }

  .nav-link {
    padding: 0.5rem;
  }

  /* Disable hover effects on touch devices */
  .concept-card:hover {
    transform: none;
  }

  .product-item:hover .product-mockup {
    transform: none;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
  }

  /* Tap instead of hover */
  .concept-card:active {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--red);
    transform: scale(0.98);
  }

  .btn-primary:active,
  .btn-notify:active,
  .xray-btn:active {
    transform: scale(0.95);
  }
}

/* Landscape mobile optimization */
@media (max-width: 896px) and (orientation: landscape) {
  .hero {
    height: auto;
    min-height: 100vh;
    padding: 2rem 0;
  }

  .hero-content {
    padding: 1rem;
  }

  .hero-title {
    font-size: clamp(2rem, 8vh, 3.5rem);
  }

  .hero-subtitle {
    font-size: clamp(1rem, 4vh, 1.75rem);
  }

  .hero-scroll {
    display: none;
  }

  .concept, .products, .interactive, .notify {
    padding: 4rem 0;
  }
}