/* ========================================
   F3 Café & Bar — Custom Styles
   ======================================== */

/* Base & Typography */
:root {
    --color-emerald-950: #052e16;
    --color-emerald-900: #14532d;
    --color-emerald-800: #166534;
    --color-emerald-700: #15803d;
    --color-emerald-600: #16a34a;
    --color-cream-50: #fefdf8;
    --color-cream-100: #fdf9ee;
}

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

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

body {
    overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: #fefdf8;
}
::-webkit-scrollbar-thumb {
    background: #166534;
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: #15803d;
}

/* Selection */
::selection {
    background: #166534;
    color: #fefdf8;
}

/* ========================================
   Navigation
   ======================================== */
#navbar {
    background: rgba(254, 253, 248, 0);
    backdrop-filter: none;
    transition: background 0.5s ease, backdrop-filter 0.5s ease, box-shadow 0.5s ease;
}

#navbar.scrolled {
    background: rgba(254, 253, 248, 0.92);
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(22, 101, 52, 0.08);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    width: 0;
    height: 1px;
    background: #166534;
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

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

/* Mobile Menu */
#mobile-menu.open {
    opacity: 1;
    pointer-events: all;
}

#mobile-menu.open .mobile-link {
    animation: fadeUp 0.4s ease forwards;
    opacity: 1;
}

.mobile-link {
    opacity: 0;
}

.menu-line {
    display: block;
}

#menu-toggle.active .menu-line:first-child {
    transform: rotate(45deg) translate(3px, 3px);
}
#menu-toggle.active .menu-line:nth-child(2) {
    opacity: 0;
}
#menu-toggle.active .menu-line:nth-child(3) {
    transform: rotate(-45deg) translate(3px, -3px);
    width: 1rem;
}

/* ========================================
   Hero
   ======================================== */
.hero-tag {
    animation: fadeIn 0.8s ease forwards;
}

.hero-tag span:first-child {
    animation: expandWidth 0.6s ease forwards;
    transform-origin: left;
}

@keyframes expandWidth {
    from { width: 0; }
    to { width: 2rem; }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ========================================
   Menu Tabs
   ======================================== */
.menu-tab {
    color: rgba(254, 253, 248, 0.5);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.menu-tab.active {
    color: #052e16;
    background: #fefdf8;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.menu-tab:not(.active):hover {
    color: rgba(254, 253, 248, 0.8);
}

/* ========================================
   Gallery
   ======================================== */
.gallery-item {
    cursor: pointer;
}

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(5, 46, 22, 0);
    transition: background 0.4s ease;
    border-radius: inherit;
}

.gallery-item:hover::after {
    background: rgba(5, 46, 22, 0.1);
}

.gallery-item > img {
    display: block;
}

/* ========================================
   Contact Form
   ======================================== */
select option {
    background: #052e16;
    color: #fefdf8;
}

/* ========================================
   Scroll Reveal (progressive enhancement)
   ======================================== */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
    .reveal-delay-4 { transition-delay: 0.4s; }
}

/* ========================================
   Animations
   ======================================== */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 768px) {
    .font-serif {
        line-height: 1.15;
    }
}