:root {
    --color-bg: #faf9f7;
    --color-surface: #ffffff;
    --color-surface-alt: #f5f4f0;
    --color-text: #1a1a1a;
    --color-text-muted: #6b6b6b;
    --color-text-light: #9a9a9a;
    --color-primary: #a12257;
    --color-primary-light: #c34479;
    --color-primary-bg: #f8eaf0;
    --color-accent: #800035;
    --color-accent-light: #f1dee6;
    --color-danger: #c0392b;
    --color-danger-bg: #fdeaea;
    --color-warning: #e67e22;
    --color-warning-bg: #fef3e2;
    --color-success: #27ae60;
    --color-success-bg: #e8f8f0;
    --color-info: #2980b9;
    --color-info-bg: #e8f4fd;
    --color-border: #e8e6e1;
    --color-border-light: #f0eeea;

    --font-display: "Gill Sans", "Gill Sans MT", "Segoe UI", sans-serif;
    --font-body: "Gill Sans", "Gill Sans MT", "Segoe UI", sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    --shadow-sm: 0 1px 2px rgba(0,0,0,0.04), 0 1px 3px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.04), 0 2px 8px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.06), 0 4px 12px rgba(0,0,0,0.04);
    --shadow-xl: 0 20px 40px rgba(0,0,0,0.08), 0 8px 20px rgba(0,0,0,0.04);

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --transition: 0.2s ease;
    --transition-slow: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--color-primary-light);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.container-narrow {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ========== HEADER ========== */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.header__logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: -0.02em;
}

.header__logo span {
    color: var(--color-accent);
}

.header__nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

.header__nav a {
    color: var(--color-text);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 4px 0;
}

.header__nav a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition);
}

.header__nav a:hover::after {
    width: 100%;
}

.header__nav a:hover {
    color: var(--color-primary);
}

.header__auth {
    display: flex;
    align-items: center;
    gap: 16px;
}

.header__user {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    transition: background var(--transition);
}

.header__user:hover {
    background: var(--color-surface-alt);
}

.header__avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--color-primary-bg);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.85rem;
}

.header__avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
}

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--color-primary);
    color: #fff;
}

.btn-primary:hover {
    background: var(--color-primary-light);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border: 1.5px solid var(--color-primary);
}

.btn-outline:hover {
    background: var(--color-primary-bg);
    color: var(--color-primary);
}

.btn-accent {
    background: var(--color-accent);
    color: #fff;
}

.btn-accent:hover {
    background: #c4903a;
    color: #fff;
    transform: translateY(-1px);
}

.btn-danger {
    background: var(--color-danger);
    color: #fff;
}

.btn-danger:hover {
    background: #a93226;
    color: #fff;
}

.btn-ghost {
    background: transparent;
    color: var(--color-text-muted);
    padding: 8px 12px;
}

.btn-ghost:hover {
    background: var(--color-surface-alt);
    color: var(--color-text);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.85rem;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.05rem;
}

.btn-block {
    width: 100%;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* ========== CARDS ========== */
.card {
    background: var(--color-surface);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    overflow: hidden;
    transition: all var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card__image {
    width: 100%;
    aspect-ratio: 16/10;
    object-fit: cover;
    background: var(--color-surface-alt);
}

.card__body {
    padding: 20px;
}

.card__title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.card__text {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    line-height: 1.5;
}

.card__footer {
    padding: 16px 20px;
    border-top: 1px solid var(--color-border-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card__price {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-primary);
}

.card__price small {
    font-size: 0.8rem;
    font-weight: 400;
    color: var(--color-text-muted);
}

/* ========== ROOM GRID ========== */
.room-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin: 32px 0;
}

@media (max-width: 1024px) {
    .room-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ========== HERO ========== */
.hero {
    padding: 100px 0 80px;
    text-align: center;
    background: linear-gradient(135deg, var(--color-primary-bg) 0%, var(--color-bg) 50%, var(--color-accent-light) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%232d5a27' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.hero__content {
    position: relative;
    z-index: 1;
}

.hero__title {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.hero__subtitle {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto 32px;
    line-height: 1.6;
}

.hero__actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ========== SECTIONS ========== */
.section {
    padding: 80px 0;
}

.section__header {
    text-align: center;
    margin-bottom: 48px;
}

.section__title {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.section__subtitle {
    color: var(--color-text-muted);
    font-size: 1.05rem;
}

/* ========== FORMS ========== */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 6px;
    color: var(--color-text);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-surface);
    color: var(--color-text);
    transition: all var(--transition);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-bg);
}

.form-textarea {
    min-height: 100px;
    resize: vertical;
}

.form-hint {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: 4px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

/* ========== BADGES ========== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.badge-pending {
    background: var(--color-warning-bg);
    color: var(--color-warning);
}

.badge-confirmed {
    background: var(--color-success-bg);
    color: var(--color-success);
}

.badge-cancelled {
    background: var(--color-danger-bg);
    color: var(--color-danger);
}

.badge-completed {
    background: var(--color-info-bg);
    color: var(--color-info);
}

/* ========== FLASH MESSAGES ========== */
.flash {
    padding: 16px 20px;
    border-radius: var(--radius-sm);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.flash-success {
    background: var(--color-success-bg);
    color: var(--color-success);
    border: 1px solid rgba(39, 174, 96, 0.2);
}

.flash-error {
    background: var(--color-danger-bg);
    color: var(--color-danger);
    border: 1px solid rgba(192, 57, 43, 0.2);
}

.flash-info {
    background: var(--color-info-bg);
    color: var(--color-info);
    border: 1px solid rgba(41, 128, 185, 0.2);
}

.flash-warning {
    background: var(--color-warning-bg);
    color: var(--color-warning);
    border: 1px solid rgba(230, 126, 34, 0.2);
}

/* ========== AMENITIES ========== */
.amenities {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 16px 0;
}

.amenity {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--color-surface-alt);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* ========== FOOTER ========== */
.footer {
    background: var(--color-text);
    color: rgba(255, 255, 255, 0.7);
    padding: 60px 0 30px;
    margin-top: 80px;
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer__brand {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: #fff;
    margin-bottom: 12px;
}

.footer__brand span {
    color: var(--color-accent);
}

.footer__desc {
    font-size: 0.9rem;
    line-height: 1.6;
}

.footer__title {
    font-weight: 600;
    color: #fff;
    margin-bottom: 16px;
    font-size: 0.95rem;
}

.footer__links {
    list-style: none;
}

.footer__links li {
    margin-bottom: 8px;
}

.footer__links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    transition: color var(--transition);
}

.footer__links a:hover {
    color: #fff;
}

.footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 24px;
    text-align: center;
    font-size: 0.85rem;
}

/* ========== UTILITIES ========== */
.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }
.text-sm { font-size: 0.85rem; }
.text-lg { font-size: 1.1rem; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.gap-3 { gap: 24px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
    .hero__title {
        font-size: 2.25rem;
    }

    .hero__subtitle {
        font-size: 1.05rem;
    }

    .header__nav {
        display: none;
    }

    .room-grid {
        grid-template-columns: 1fr;
    }

    .footer__grid {
        grid-template-columns: 1fr 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }
}