/* ==========================================
   kitchen SAWASAWA - Custom Styles
   ========================================== */

/* Custom Properties */
:root {
  --cream: #FAF7F2;
  --sage: #7A8B6E;
  --terracotta: #C17F59;
  --sand: #E8DDD0;
  --charcoal: #2D2D2D;
  --warm-gray: #6B6B6B;
}

/* Base Styles */
body {
  font-family: 'Noto Sans JP', sans-serif;
  background-color: var(--cream);
  color: var(--charcoal);
  overflow-x: hidden;
}

/* Custom Colors */
.bg-cream { background-color: var(--cream); }
.text-sage { color: var(--sage); }
.text-terracotta { color: var(--terracotta); }
.bg-terracotta { background-color: var(--terracotta); }
.bg-sage { background-color: var(--sage); }
.bg-sage/10 { background-color: rgba(122, 139, 110, 0.1); }
.bg-sage/20 { background-color: rgba(122, 139, 110, 0.2); }
.bg-terracotta/20 { background-color: rgba(193, 127, 89, 0.2); }
.bg-sand/30 { background-color: rgba(232, 221, 208, 0.3); }
.bg-sand/60 { background-color: rgba(232, 221, 208, 0.6); }
.bg-charcoal { background-color: var(--charcoal); }
.text-charcoal { color: var(--charcoal); }
.text-warm-gray { color: var(--warm-gray); }

/* Logo */
.logo-text {
  font-family: 'Lato', sans-serif;
}

/* Navigation */
#header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.05);
}

#header.scrolled .logo-text,
#header.scrolled .nav-link {
  color: var(--charcoal);
}

#header.scrolled #mobile-menu-btn {
  color: var(--charcoal);
}

/* Mobile Menu */
#mobile-menu {
  border-top: 1px solid rgba(0,0,0,0.05);
}

/* Hero Animations */
.hero-anim {
  animation: heroFadeUp 1s ease-out forwards;
}

.hero-anim:nth-child(1) { animation-delay: 0.2s; }
.hero-anim:nth-child(2) { animation-delay: 0.4s; }
.hero-anim:nth-child(3) { animation-delay: 0.6s; }
.hero-anim:nth-child(4) { animation-delay: 0.8s; }
.hero-anim:nth-child(5) { animation-delay: 1.0s; }

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

/* Scroll Animations */
.scroll-fade {
  opacity: 0;
  transform: translateY(30px);
}

.scroll-fade.visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

/* Menu Tabs */
.menu-tab {
  transition: all 0.3s ease;
}

.menu-tab.active {
  color: var(--charcoal);
  border-color: var(--charcoal);
}

.menu-tab:not(.active):hover {
  border-color: var(--warm-gray);
}

.menu-content {
  transition: opacity 0.3s ease;
}

.menu-content.hidden {
  display: none;
  opacity: 0;
}

.menu-content.active {
  display: block;
  opacity: 1;
}

/* Form Styles */
input, textarea, select {
  transition: border-color 0.3s ease;
}

input:focus, textarea:focus, select:focus {
  box-shadow: 0 0 0 3px rgba(122, 139, 110, 0.1);
}

/* Smooth Scroll */
html {
  scroll-behavior: smooth;
}

/* Selection Color */
::selection {
  background: rgba(193, 127, 89, 0.3);
  color: var(--charcoal);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--cream);
}

::-webkit-scrollbar-thumb {
  background: var(--sand);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--terracotta);
}

/* Responsive Typography */
@media (max-width: 768px) {
  .hero-anim h1 {
    font-size: 2.5rem;
  }
}

/* Image Hover Effects */
#gallery img {
  transition: transform 0.5s ease, box-shadow 0.5s ease;
}

#gallery img:hover {
  transform: scale(1.02);
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

/* Footer Link Hover */
footer a {
  transition: color 0.3s ease;
}

/* Button Transitions */
button, a {
  transition: all 0.3s ease;
}

/* Loading State for Form */
form.submitting {
  opacity: 0.7;
  pointer-events: none;
}