/* ============================================
   SHAKE LAB — Design System
   ============================================ */

/* ---- Reset & Base ---- */
*, *::before, *::after {
  margin: 0; padding: 0; box-sizing: border-box;
}
html {
  -webkit-font-smoothing: antialiased;
}
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: #faf6f0;
  color: #1a0f0a;
  overflow-x: hidden;
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ---- Design Tokens ---- */
:root {
  --brown-900: #1f0d06;
  --brown-800: #3c1f0e;
  --brown-700: #5c2e1b;
  --brown-600: #7a4223;
  --brown-500: #9c5a33;
  --cream-100: #faf6f0;
  --cream-200: #f5ede6;
  --cream-300: #e8d8c8;
  --pink-400: #e8736f;
  --pink-500: #d4555a;
  --gold-400: #c9915e;
  --gold-500: #b07848;
  --text: #1a0f0a;
  --text-light: rgba(26,15,10,0.65);
  --text-muted: rgba(26,15,10,0.35);
  --white: #ffffff;
  --shadow-sm: 0 2px 8px rgba(26,15,10,0.06);
  --shadow-md: 0 8px 30px rgba(26,15,10,0.1);
  --shadow-lg: 0 20px 60px rgba(26,15,10,0.15);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, sans-serif;
  --max-width: 1200px;
  --nav-height: 150px;
}

/* ---- Typography ---- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  color: var(--text);
}
h1 { font-size: clamp(2.8rem, 6vw, 5rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(2rem, 4vw, 3.2rem); letter-spacing: -0.02em; }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.8rem); }
h4 { font-size: 1.2rem; }
p { font-size: 1rem; line-height: 1.7; color: var(--text-light); }
.section-tag {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-400);
  margin-bottom: 0.75rem;
}

/* ---- Container ---- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ---- Nav ---- */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  z-index: 1000;
  transition: background 0.4s, box-shadow 0.4s;
}
nav.scrolled {
  background: rgba(250,246,240,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-sm);
}
nav.dark {
  color: var(--cream-200);
}
nav.dark .nav-logo-img {
  filter: none;
}
nav.dark .nav-links a {
  color: #000;
  font-size: 0.95rem;
  font-weight: 700;
  opacity: 1;
}
nav.scrolled {
  color: var(--text);
}
.nav-logo-img {
  height: 140px;
  width: auto;
  display: block;
}
@media (max-width: 767px) {
  .nav-logo-img { height: 80px; }
  nav { height: 80px; }
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}
.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}
.nav-links a {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  opacity: 0.7;
  transition: opacity 0.3s;
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1.5px;
  background: var(--gold-400);
  transition: width 0.3s;
}
.nav-links a:hover { opacity: 1; }
.nav-links a:hover::after { width: 100%; }
.nav-links a.active { opacity: 1; }
.nav-links a.active::after { width: 100%; }

.nav-dropdown { position: relative; }
.nav-dropdown-content {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: #fff;
  min-width: 160px;
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.12);
  padding: 8px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s;
  margin-top: 8px;
}
.nav-dropdown:hover .nav-dropdown-content,
.nav-dropdown-content.open {
  opacity: 1;
  pointer-events: auto;
}
.nav-dropdown-content a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 8px;
  opacity: 0.8;
}
.nav-dropdown-content a:hover {
  opacity: 1;
  background: rgba(201,145,94,0.08);
}
.nav-dropdown-content a::after { display: none; }

.nav-toggle {
  display: none;
  background: none; border: none;
  width: 28px; height: 20px;
  position: relative;
  cursor: pointer;
  z-index: 1001;
}
@media (max-width: 767px) {
  .nav-toggle { z-index: 1002; }
}
.nav-toggle span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.nav-toggle span:nth-child(1) { top: 0; }
.nav-toggle span:nth-child(2) { top: 9px; }
.nav-toggle span:nth-child(3) { top: 18px; }
.nav-toggle.open span:nth-child(1) { transform: translateY(9px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-9px) rotate(-45deg); }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.8rem;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: transform 0.3s, box-shadow 0.3s;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: var(--brown-800);
  color: var(--cream-200);
  box-shadow: 0 4px 15px rgba(60,31,14,0.3);
}
.btn-primary:hover { box-shadow: 0 6px 25px rgba(60,31,14,0.4); }
.btn-outline {
  background: transparent;
  color: var(--cream-200);
  border: 1.5px solid rgba(245,237,230,0.3);
}
.btn-outline:hover {
  border-color: var(--cream-200);
  background: rgba(245,237,230,0.05);
}

/* ---- Section Spacing ---- */
.section {
  padding: 6rem 1.5rem;
}
.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

/* ---- Footer ---- */
footer {
  background: var(--brown-900);
  color: rgba(245,237,230,0.5);
  padding: 4rem 2rem 2rem;
}


.footer-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
}
footer h4 {
  color: var(--cream-200);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 1rem;
}
footer p, footer a {
  font-size: 1rem;
  font-weight: 600;
  color: rgba(245,237,230,0.45);
  line-height: 2;
  transition: color 0.3s;
}
footer a:hover { color: var(--cream-200); }
.footer-brand {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--cream-200);
  margin-bottom: 0.5rem;
}
.footer-bottom {
  max-width: var(--max-width);
  margin: 3rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(245,237,230,0.06);
  font-size: 0.75rem;
  color: rgba(245,237,230,0.25);
  text-align: center;
}
.footer-admin {
  color: rgba(245,237,230,0.25);
  text-decoration: none;
  margin-left: 0.75rem;
}
.footer-admin:hover {
  color: var(--gold-400);
}

/* ---- Page Hero ---- */
.page-hero {
  padding: 10rem 1.5rem 4rem;
  background: var(--brown-900);
  color: var(--cream-200);
  text-align: center;
}
.page-hero h1 {
  color: var(--cream-200);
  margin-bottom: 0.5rem;
}
.page-hero p {
  color: rgba(245,237,230,0.5);
  font-size: 1.05rem;
}
@media (max-width: 767px) {
  .page-hero { padding: 7rem 1.2rem 3rem; }
  .page-hero h1 { font-size: clamp(1.8rem, 8vw, 2.5rem); }
}

/* ---- Mobile menu overlay ---- */
@media (max-width: 767px) {
  .nav-links { display: none; }
  nav.menu-open .nav-links { display: flex; }
  .nav-toggle { display: block; }

  nav.menu-open {
    position: fixed;
    inset: 0;
    height: auto;
    flex-direction: column;
    justify-content: flex-start;
    background: rgba(250,246,240,0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 1rem;
    z-index: 1000;
  }
  nav.menu-open .nav-logo {
    align-self: flex-start;
  }
  nav.menu-open .nav-toggle {
    position: fixed;
    top: 1.2rem;
    right: 1rem;
    z-index: 1002;
  }
  nav.menu-open .nav-links {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    flex: 1;
    padding-bottom: 4rem;
    opacity: 1;
    pointer-events: auto;
    position: static;
    width: 100%;
    z-index: auto;
  }
  nav.menu-open .nav-links li {
    width: 100%;
    text-align: center;
    list-style: none;
  }
  nav.menu-open .nav-links a {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--text);
    opacity: 1;
  }
  nav.menu-open .nav-links a::after { display: none; }
  nav.menu-open .nav-dropdown {
    width: 100%;
    text-align: center;
  }
  nav.menu-open .nav-dropdown > a { display: inline-block; }
  nav.menu-open .nav-dropdown-content {
    position: static;
    transform: none;
    box-shadow: none;
    background: transparent;
    padding: 0;
    opacity: 1;
    pointer-events: auto;
    margin-top: 0;
    text-align: center;
  }
  nav.menu-open .nav-dropdown-content a {
    font-size: 1rem;
    justify-content: center;
    padding: 8px;
    color: var(--text);
    opacity: 1;
  }

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

  .btn { width: 100%; text-align: center; padding: 14px; }
  nav:not(.menu-open) { padding: 0 1rem; }
}

/* ---- Hero ---- */
.hero {
  position: relative;
  min-height: 200vh;
  overflow: hidden;
  color: var(--cream-200);
}
@media (max-width: 767px) {
  .hero { min-height: 100vh; }
}
.hero-video-wrap { position: fixed; inset: 0; z-index: -1; }
.hero-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: opacity 1s ease; }
.hero-video-b { opacity: 0; }
.hero-video-c, .hero-video-d { opacity: 0; }
.hero-content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
  will-change: transform, opacity;
}
.hero-content h1 {
  color: var(--cream-200);
  font-size: clamp(3.5rem, 10vw, 8rem);
  letter-spacing: -0.04em;
}
.hero-content p {
  color: #000;
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  max-width: 420px;
  margin: 0.8rem 0 2rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 700;
}
.hero-badge {
  display: inline-block;
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 700;
  padding: 0.5rem 1.5rem;
  border: 1.5px solid rgba(245,237,230,0.35);
  border-radius: 100px;
  color: #000;
  margin-bottom: 1.2rem;
  backdrop-filter: blur(12px);
  background: rgba(245,237,230,0.1);
}

/* ---- Featured Shakes (Home) ---- */
.featured-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}
.shake-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow-sm);
  transition: transform 0.5s cubic-bezier(0.22,1,0.36,1), box-shadow 0.5s;
}
.shake-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}
.shake-card-media {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: var(--cream-300);
}
.shake-card-media img,
.shake-card-media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  will-change: transform;
}
.shake-card-body {
  padding: 1.5rem;
}
.shake-card-body h3 {
  font-size: 1.15rem;
  margin-bottom: 0.25rem;
}
.shake-card-body .price {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gold-400);
  margin-bottom: 0.5rem;
}
.shake-card-body p {
  font-size: 0.85rem;
  color: var(--text-light);
  line-height: 1.6;
}

/* ---- Menu Section Heading ---- */
.menu-section-heading {
  grid-column: 1 / -1;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--brown-700);
  padding: 1.5rem 0 0.5rem;
  border-bottom: 2px solid var(--cream-300);
  margin-bottom: 0.5rem;
}
.menu-section-heading:first-child {
  padding-top: 0;
}

/* ---- Menu Page ---- */
.menu-tabs {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}
.menu-tab {
  padding: 0.6rem 1.5rem;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: transparent;
  border: 1.5px solid rgba(26,15,10,0.1);
  border-radius: 50px;
  cursor: pointer;
  transition: all 0.3s;
  color: var(--text-light);
}
.menu-tab:hover { border-color: var(--gold-400); color: var(--text); }
.menu-tab.active {
  background: var(--brown-800);
  border-color: var(--brown-800);
  color: var(--cream-200);
}
.menu-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}
.menu-item {
  display: flex;
  gap: 1.2rem;
  align-items: flex-start;
  padding: 1.2rem;
  background: var(--white);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s, box-shadow 0.3s;
}
.menu-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.menu-item-img {
  width: 90px;
  height: 90px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  flex-shrink: 0;
  background: var(--cream-300);
}
.menu-item-info h3 {
  font-size: 1rem;
  margin-bottom: 0.15rem;
}
.menu-item-info .menu-badge {
  display: inline-block;
  margin-left: 0.5rem;
  padding: 0.05rem 0.5rem;
  font-family: var(--font-body);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cream-100);
  background: var(--gold-400);
  border-radius: 50px;
  vertical-align: 2px;
}
.menu-loading,
.menu-grid:empty::after {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--text-light);
  font-size: 0.9rem;
  padding: 3rem 0;
}
.menu-item-info .price {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gold-400);
  margin-bottom: 0.3rem;
}
.menu-item-info p {
  font-size: 0.8rem;
  color: var(--text-light);
  line-height: 1.5;
}

/* ---- About Page ---- */
.about-story {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}
.about-story-img {
  border-radius: var(--radius-md);
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  object-position: left;
  background: var(--cream-300);
}
.about-story-imgs {
  display: grid;
  gap: 1.5rem;
}
.about-story-img-2 {
  object-position: center;
}
.about-story-text h2 {
  margin-bottom: 1.5rem;
}
.about-story-text p {
  margin-bottom: 1rem;
}
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}
.value-card {
  text-align: center;
  padding: 2.5rem 1.5rem;
  border-radius: var(--radius-md);
  background: var(--white);
  box-shadow: var(--shadow-sm);
}
.value-card .icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  display: block;
}
.value-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}
.value-card p {
  font-size: 0.85rem;
  line-height: 1.6;
}

/* ---- Contact Page ---- */
.contact-info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: var(--max-width);
  margin: 0 auto 3rem;
  padding: 0 1.5rem;
}
.contact-info-card {
  text-align: center;
  padding: 2rem;
  border-radius: var(--radius-md);
  background: var(--white);
  box-shadow: var(--shadow-sm);
}
.contact-info-card .icon {
  font-size: 1.8rem;
  margin-bottom: 0.8rem;
  display: block;
}
.contact-info-card h3 {
  font-size: 0.9rem;
  margin-bottom: 0.4rem;
}
.contact-info-card p {
  font-size: 0.85rem;
  line-height: 1.6;
}
.contact-map {
  max-width: var(--max-width);
  margin: 0 auto 3rem;
  padding: 0 1.5rem;
}
.contact-map iframe {
  width: 100%;
  height: 350px;
  border-radius: var(--radius-md);
  border: none;
}
.contact-form-wrap {
  max-width: 600px;
  margin: 0 auto;
  padding: 0 1.5rem;
}
.contact-form {
  display: grid;
  gap: 1rem;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.form-group label {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text);
}
.form-group input,
.form-group textarea,
.form-group select {
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  border: 1.5px solid rgba(26,15,10,0.1);
  border-radius: var(--radius-sm);
  background: var(--white);
  transition: border-color 0.3s;
  outline: none;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--gold-400);
}
.form-group textarea {
  min-height: 120px;
  resize: vertical;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

/* ---- Responsive ---- */
@media (max-width: 767px) {
  section, .section { padding: 3rem 1rem; }
  .section-header { margin-bottom: 2rem; }
  .featured-grid { grid-template-columns: 1fr; gap: 1rem; }
  .shake-card-media { aspect-ratio: 4 / 3; }
  .about-story { grid-template-columns: 1fr; gap: 2rem; }
  .values-grid { grid-template-columns: 1fr; gap: 1rem; }
  .contact-info-grid { grid-template-columns: 1fr; gap: 1rem; }
  .form-row { grid-template-columns: 1fr; }
  .menu-grid { grid-template-columns: 1fr; gap: 1rem; padding: 0 1rem; }
  .menu-item { padding: 1rem; }
  .menu-item-img { width: 70px; height: 70px; }
  .hero-content h1 { font-size: clamp(2rem, 12vw, 3rem); }
  .hero-content p { font-size: 0.8rem; }
  .menu-tabs { gap: 0.5rem; }
  .menu-tab { padding: 0.4rem 1rem; font-size: 0.7rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 1.5rem; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .menu-tabs { justify-content: flex-start; }
}

/* ---- Page wrapper for content push ---- */
.page-content {
  position: relative;
  z-index: 1;
}

/* ---- Animation helpers ---- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}
.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }