:root {
    --bg-color: #F8F5F0;
    --surface-color: #FFFFFF;
    --text-primary: #3E2723;
    --text-secondary: #795548;
    --accent-color: #B08D6A;
    --accent-light: #D4B896;
    --accent-dark: #8B6914;
    --border-color: rgba(121, 85, 72, 0.15);
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    --transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-fast: all 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-spring: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    --shadow-sm: 0 2px 8px rgba(62, 39, 35, 0.06);
    --shadow-md: 0 6px 20px rgba(62, 39, 35, 0.1);
    --shadow-lg: 0 16px 40px rgba(62, 39, 35, 0.14);
    --shadow-xl: 0 24px 60px rgba(62, 39, 35, 0.18);
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    line-height: 1.6;
    overflow-x: hidden;
}

/* ==============================
   SPLASH SCREEN
============================== */
.splash-screen {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100vh;
    background-color: var(--bg-color);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 1.2s cubic-bezier(0.77, 0, 0.18, 1), visibility 1.2s;
}

.splash-content {
    text-align: center;
    animation: splashEntrance 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

@keyframes splashEntrance {
    from { opacity: 0; transform: translateY(24px) scale(0.95); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.splash-logo {
    font-family: var(--font-heading);
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 700;
    letter-spacing: 0.35rem;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, #3E2723 0%, #B08D6A 50%, #3E2723 100%);
    background-size: 200% 100%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 3s ease-in-out infinite;
}

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

.splash-subtitle {
    font-size: 0.85rem;
    letter-spacing: 0.6rem;
    color: var(--accent-color);
    margin-bottom: 2.5rem;
    animation: fadeInUp 0.6s 0.3s both ease-out;
}

.loader {
    width: 36px;
    height: 36px;
    border: 2px solid var(--border-color);
    border-top-color: var(--accent-color);
    border-radius: 50%;
    margin: 0 auto;
    animation: spin 0.9s linear infinite;
}

@keyframes spin { 100% { transform: rotate(360deg); } }

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

body.loaded .splash-screen {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

/* ==============================
   HEADER
============================== */
.header {
    position: relative;
    text-align: center;
    padding: clamp(2.5rem, 5vw, 4rem) 1rem clamp(2rem, 4vw, 3rem);
    overflow: hidden;
    min-height: clamp(200px, 30vh, 280px);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.header-bg {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: url('header-bg.png') center/cover no-repeat;
    z-index: 0;
    transform: scale(1.05);
    transition: transform 8s ease-out;
}

body.loaded .header-bg {
    transform: scale(1);
}

.header-bg::after {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(248, 245, 240, 0.72);
}

.logo-container {
    position: relative;
    z-index: 2;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.9s 0.5s ease-out, transform 0.9s 0.5s cubic-bezier(0.34, 1.3, 0.64, 1);
}

body.loaded .logo-container {
    opacity: 1;
    transform: translateY(0);
}

.logo {
    font-family: var(--font-heading);
    font-size: clamp(2.4rem, 6vw, 3.5rem);
    font-weight: 700;
    letter-spacing: 0.3rem;
    margin-bottom: 0.3rem;
    color: var(--text-primary);
    text-shadow: 1px 1px 12px rgba(255,255,255,0.95);
    position: relative;
    display: inline-block;
}

.logo::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    width: 0;
    height: 1px;
    background: var(--accent-color);
    transform: translateX(-50%);
    transition: width 0.8s 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

body.loaded .logo::after {
    width: 60%;
}

.logo-subtitle {
    font-size: 0.85rem;
    letter-spacing: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-weight: 500;
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.7s 0.9s ease-out, transform 0.7s 0.9s ease-out;
}

body.loaded .logo-subtitle {
    opacity: 1;
    transform: translateY(0);
}

/* ==============================
   CATEGORIES GRID
============================== */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.25rem;
    max-width: 960px;
    margin: 0 auto;
    padding: clamp(1.5rem, 3vw, 2.5rem) clamp(1rem, 3vw, 1.5rem) clamp(3rem, 6vw, 5rem);
}

.category-card {
    position: relative;
    height: clamp(200px, 28vw, 260px);
    border-radius: 18px;
    overflow: hidden;
    cursor: pointer;
    background-size: cover;
    background-position: center;
    box-shadow: var(--shadow-md);
    transition: transform 0.5s cubic-bezier(0.34, 1.3, 0.64, 1),
                box-shadow 0.4s ease;
    opacity: 0;
    transform: translateY(28px) scale(0.97);
    animation: cardReveal 0.6s cubic-bezier(0.34, 1.2, 0.64, 1) forwards;
    will-change: transform;
}

@keyframes cardReveal {
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.category-card:nth-child(1) { animation-delay: 0.05s; }
.category-card:nth-child(2) { animation-delay: 0.12s; }
.category-card:nth-child(3) { animation-delay: 0.19s; }
.category-card:nth-child(4) { animation-delay: 0.26s; }
.category-card:nth-child(5) { animation-delay: 0.33s; }
.category-card:nth-child(6) { animation-delay: 0.40s; }
.category-card:nth-child(7) { animation-delay: 0.47s; }
.category-card:nth-child(8) { animation-delay: 0.54s; }

.category-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-xl);
}

.category-card:active {
    transform: translateY(-3px) scale(0.99);
    box-shadow: var(--shadow-md);
    transition: transform 0.12s ease, box-shadow 0.12s ease;
}

.category-card-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    transition: transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.category-card:hover .category-card-bg {
    transform: scale(1.08);
}

.category-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top,
        rgba(30, 16, 10, 0.72) 0%,
        rgba(30, 16, 10, 0.25) 50%,
        rgba(30, 16, 10, 0.05) 100%
    );
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: flex-start;
    padding: 1.5rem;
    transition: background 0.4s ease;
}

.category-card:hover .category-card-overlay {
    background: linear-gradient(
        to top,
        rgba(30, 16, 10, 0.60) 0%,
        rgba(30, 16, 10, 0.18) 50%,
        rgba(30, 16, 10, 0.02) 100%
    );
}

.category-card-title {
    color: #FFFFFF;
    font-family: var(--font-heading);
    font-size: clamp(1.4rem, 3vw, 1.9rem);
    font-weight: 600;
    text-shadow: 0 2px 12px rgba(0,0,0,0.5);
    letter-spacing: 0.03rem;
    transform: translateY(4px);
    transition: transform 0.4s cubic-bezier(0.34, 1.3, 0.64, 1);
}

.category-card:hover .category-card-title {
    transform: translateY(-3px);
}

.category-card-arrow {
    display: inline-block;
    color: var(--accent-light);
    font-size: 0.85rem;
    letter-spacing: 0.1rem;
    margin-top: 0.3rem;
    opacity: 0;
    transform: translateX(-8px);
    transition: opacity 0.35s ease, transform 0.4s cubic-bezier(0.34, 1.3, 0.64, 1);
}

.category-card:hover .category-card-arrow {
    opacity: 1;
    transform: translateX(0);
}

/* ==============================
   BACK BUTTON
============================== */
.back-btn-container {
    margin-bottom: 2rem;
}

.back-btn {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    padding: 0.75rem 1.4rem 0.75rem 1.1rem;
    border-radius: 50px;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-spring);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
}

.back-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--accent-color);
    border-radius: inherit;
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.4s cubic-bezier(0.77, 0, 0.18, 1);
    z-index: 0;
}

.back-btn:hover::before {
    transform: scaleX(1);
    transform-origin: left;
}

.back-btn span {
    position: relative;
    z-index: 1;
    transition: color 0.3s ease;
}

.back-btn:hover span {
    color: #fff;
}

.back-btn:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(-3px);
    border-color: var(--accent-color);
}

.back-btn:active {
    transform: translateX(-1px) scale(0.97);
}

/* ==============================
   MENU CONTAINER
============================== */
.menu-container {
    max-width: 800px;
    margin: 0 auto;
    padding: clamp(1.5rem, 3vw, 2rem) clamp(1rem, 3vw, 1.5rem) clamp(4rem, 8vw, 7rem);
    animation: containerEnter 0.5s cubic-bezier(0.34, 1.2, 0.64, 1) both;
}

@keyframes containerEnter {
    from { opacity: 0; transform: translateX(20px); }
    to { opacity: 1; transform: translateX(0); }
}

/* ==============================
   CATEGORY TITLE
============================== */
.category-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 2.6rem);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    position: relative;
    letter-spacing: 0.04rem;
    display: inline-block;
}

.category-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(to right, var(--accent-color), transparent);
    animation: lineExpand 0.8s 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
}

@keyframes lineExpand {
    to { width: 70px; }
}

/* ==============================
   MENU ITEMS
============================== */
.menu-item-wrapper {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.65s ease, transform 0.65s cubic-bezier(0.34, 1.2, 0.64, 1);
}

.menu-item-wrapper.visible {
    opacity: 1;
    transform: translateY(0);
}

.menu-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: clamp(1.1rem, 2.5vw, 1.5rem);
    background: var(--surface-color);
    border: 1px solid transparent;
    box-shadow: var(--shadow-sm);
    border-radius: 18px;
    margin-bottom: 1.1rem;
    gap: 1.25rem;
    transition: transform 0.45s cubic-bezier(0.34, 1.3, 0.64, 1),
                box-shadow 0.4s ease,
                border-color 0.3s ease;
    cursor: default;
    position: relative;
    overflow: hidden;
}

.menu-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--accent-color);
    transform: scaleY(0);
    transform-origin: bottom;
    transition: transform 0.4s cubic-bezier(0.34, 1.3, 0.64, 1);
    border-radius: 0 2px 2px 0;
}

.menu-item:hover {
    transform: translateY(-5px) translateX(2px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(176, 141, 106, 0.2);
}

.menu-item:hover::before {
    transform: scaleY(1);
}

.item-content {
    flex: 1;
    min-width: 0;
}

.item-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 0.75rem;
    margin-bottom: 0.4rem;
}

.item-name {
    font-family: var(--font-heading);
    font-size: clamp(1.05rem, 2.5vw, 1.25rem);
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: 0.03rem;
    transition: color 0.25s ease;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex-shrink: 1;
    min-width: 0;
}

.menu-item:hover .item-name {
    color: var(--accent-dark);
}

.item-line {
    flex: 1;
    border-bottom: 1px dashed var(--border-color);
    position: relative;
    top: -4px;
    opacity: 0.5;
    min-width: 20px;
    transition: opacity 0.3s ease;
}

.menu-item:hover .item-line {
    opacity: 0.8;
}

.item-price {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: clamp(1rem, 2.2vw, 1.15rem);
    color: var(--accent-color);
    white-space: nowrap;
    flex-shrink: 0;
    transition: transform 0.35s cubic-bezier(0.34, 1.5, 0.64, 1), color 0.25s ease;
}

.menu-item:hover .item-price {
    transform: scale(1.08);
    color: var(--accent-dark);
}

.item-description {
    font-size: clamp(0.82rem, 1.8vw, 0.92rem);
    color: var(--text-secondary);
    font-weight: 300;
    line-height: 1.55;
    margin-top: 0.2rem;
}

/* ==============================
   FOOTER
============================== */
.footer {
    text-align: center;
    padding: 3rem 1rem;
    background: rgba(62, 39, 35, 0.06);
    font-size: 0.9rem;
    color: var(--text-secondary);
    letter-spacing: 0.2rem;
    font-weight: 500;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 1px;
    background: var(--accent-color);
    opacity: 0.4;
}

.footer p {
    position: relative;
    z-index: 1;
}

.admin-link {
    margin-top: 1.5rem;
}

.admin-link a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.8rem;
    opacity: 0.45;
    transition: var(--transition);
}

.admin-link a:hover {
    opacity: 1;
    color: var(--accent-color);
}

/* ==============================
   SCROLL REVEAL (header elements)
============================== */
.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.34, 1.2, 0.64, 1);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ==============================
   RESPONSIVE
============================== */
@media (max-width: 600px) {
    .categories-grid {
        grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
        gap: 1rem;
    }

    .category-card {
        height: 190px;
        border-radius: 14px;
    }

    .menu-item {
        border-radius: 14px;
    }

    .category-card-overlay {
        padding: 1.1rem;
    }
}

@media (max-width: 380px) {
    .categories-grid {
        grid-template-columns: 1fr;
    }

    .category-card {
        height: 170px;
    }
}

@media (min-width: 900px) {
    .categories-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .categories-grid .category-card:only-child {
        grid-column: 1 / -1;
    }

    .categories-grid .category-card:nth-child(4):last-child,
    .categories-grid .category-card:nth-child(4n):last-child {
        grid-column: span 1;
    }
}

/* ==============================
   TOUCH DEVICE OPTIMIZATIONS
============================== */
@media (hover: none) {
    .category-card:hover {
        transform: none;
        box-shadow: var(--shadow-md);
    }

    .category-card:active {
        transform: scale(0.97);
        box-shadow: var(--shadow-sm);
    }

    .menu-item:hover {
        transform: none;
        box-shadow: var(--shadow-sm);
    }

    .category-card-title {
        transform: none;
    }

    .category-card-arrow {
        opacity: 1;
        transform: none;
    }
}

/* ==============================
   REDUCED MOTION
============================== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.2s !important;
    }
}