/* ==========================================================================
   DESIGN SYSTEM & CUSTOM PROPERTIES (Rose & Champagne Gold Theme)
   ========================================================================== */
:root {
    /* Color Palette */
    --primary: #c38b88;         /* Rose Quartz */
    --primary-hover: #b47875;
    --primary-light: #f7ebea;
    --secondary: #d4af37;       /* Champagne Gold */
    --secondary-hover: #c49e2c;
    --dark: #2c2525;            /* Deep Warm Espresso */
    --light: #faf7f6;           /* Soft Ivory Cream */
    --white: #ffffff;
    --gray-100: #f5f0ee;
    --gray-200: #e8dedb;
    --gray-300: #d6c4c0;
    --gray-600: #8c7875;
    --success: #6e8b75;         /* Sage Green */
    --danger: #b35a5a;          /* Muted Crimson */

    /* Typography */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Outfit', 'Sarabun', sans-serif;

    /* Shadows & Borders */
    --shadow-sm: 0 2px 4px rgba(44, 37, 37, 0.05);
    --shadow-md: 0 10px 20px rgba(44, 37, 37, 0.08);
    --shadow-lg: 0 20px 40px rgba(44, 37, 37, 0.12);
    --border-radius-sm: 6px;
    --border-radius-md: 12px;
    --border-radius-lg: 24px;
    --border-radius-full: 9999px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Layout */
    --container-width: 1200px;
    --navbar-height: 80px;
}

/* ==========================================================================
   RESET & BASE STYLES
   ========================================================================== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--light);
    color: var(--dark);
    line-height: 1.6;
    overflow-x: hidden;
}

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

button, input, select, textarea {
    font-family: inherit;
}

.icon {
    width: 1.25em;
    height: 1.25em;
    display: inline-block;
    vertical-align: middle;
    fill: currentColor;
}

/* ==========================================================================
   REUSABLE UI COMPONENTS (Buttons, Cards, Inputs)
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.75rem;
    font-weight: 500;
    border-radius: var(--border-radius-full);
    border: 1px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.95rem;
    letter-spacing: 0.5px;
}

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

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(195, 139, 136, 0.3);
}

.btn-secondary {
    background-color: transparent;
    border: 1px solid var(--primary);
    color: var(--primary);
}

.btn-secondary:hover {
    background-color: var(--primary-light);
    transform: translateY(-2px);
}

.btn-gold {
    background-color: var(--secondary);
    color: var(--white);
}

.btn-gold:hover {
    background-color: var(--secondary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(212, 175, 55, 0.3);
}

.btn-disabled {
    background-color: var(--gray-200);
    color: var(--gray-600);
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

/* Form inputs */
.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--gray-600);
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius-md);
    background-color: var(--white);
    transition: var(--transition);
    color: var(--dark);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(195, 139, 136, 0.15);
}

/* ==========================================================================
   NAVIGATION BAR
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--navbar-height);
    background-color: rgba(250, 247, 246, 0.85);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid rgba(232, 222, 219, 0.4);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--dark);
    letter-spacing: 1px;
}

.logo-serif {
    font-family: var(--font-heading);
    font-weight: 400;
    font-style: italic;
    color: var(--primary);
    margin-right: 2px;
}

.nav-menu {
    display: flex;
    gap: 2.5rem;
}

.nav-link {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--gray-600);
    position: relative;
    padding: 0.5rem 0;
}

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

.nav-link:hover, .nav-link.active {
    color: var(--primary);
}

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

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
}

.menu-toggle .bar {
    width: 25px;
    height: 2px;
    background-color: var(--dark);
    transition: var(--transition);
}

/* ==========================================================================
   SPA VIEWS & FADE TRANSITION
   ========================================================================== */
#app-content {
    margin-top: var(--navbar-height);
    min-height: calc(100vh - var(--navbar-height) - 300px); /* Adjust based on footer height */
}

.fade-in {
    animation: fadeIn 0.4s ease-out forwards;
}

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

/* ==========================================================================
   VIEW 1: HOME PAGE
   ========================================================================== */
/* Hero Section */
.hero {
    position: relative;
    padding: 6rem 1.5rem 5rem;
    background: radial-gradient(circle at 80% 20%, rgba(247, 235, 234, 0.8) 0%, rgba(250, 247, 246, 1) 70%);
}

.hero-container {
    max-width: var(--container-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    animation: slideInLeft 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-tag {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--secondary);
    font-weight: 600;
    margin-bottom: 1rem;
    display: inline-block;
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    color: var(--dark);
}

.hero h1 span {
    font-style: italic;
    font-weight: 400;
    color: var(--primary);
}

.hero p {
    font-size: 1.1rem;
    color: var(--gray-600);
    margin-bottom: 2.5rem;
    max-width: 520px;
}

.hero-btns {
    display: flex;
    gap: 1rem;
}

/* Image Showcase Slider */
.hero-image-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: slideInRight 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-circle-bg {
    position: absolute;
    width: 450px;
    height: 450px;
    background: radial-gradient(circle, var(--primary-light) 0%, rgba(255, 255, 255, 0) 70%);
    border-radius: 50%;
    z-index: 1;
}

.hero-image-card {
    position: relative;
    width: 380px;
    height: 480px;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 8px solid var(--white);
    transform: rotate(2deg);
    z-index: 2;
    transition: var(--transition);
}

.hero-image-card:hover {
    transform: rotate(0deg) scale(1.02);
}

.hero-image-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-card-badge {
    position: absolute;
    bottom: 20px;
    left: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(10px);
    padding: 1rem;
    border-radius: var(--border-radius-md);
    border-left: 4px solid var(--primary);
}

.hero-card-badge h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    margin-bottom: 2px;
}

.hero-card-badge p {
    font-size: 0.85rem;
    margin: 0;
    color: var(--gray-600);
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-40px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(40px); }
    to { opacity: 1; transform: translateX(0); }
}

/* Feature Highlights */
.features {
    padding: 5rem 1.5rem;
    background-color: var(--white);
}

.features-container {
    max-width: var(--container-width);
    margin: 0 auto;
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 4rem;
}

.section-header h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-header h2 span {
    font-style: italic;
    color: var(--primary);
    font-weight: 400;
}

.section-header p {
    color: var(--gray-600);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.feature-card {
    padding: 3rem 2rem;
    background-color: var(--light);
    border-radius: var(--border-radius-lg);
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--gray-100);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.feature-icon-wrapper {
    width: 70px;
    height: 70px;
    background-color: var(--primary-light);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    font-size: 1.5rem;
}

.feature-card h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--gray-600);
    font-size: 0.95rem;
}

/* Home Design Catalog Banner */
.home-cta-gallery {
    padding: 6rem 1.5rem;
    background: linear-gradient(135deg, var(--primary-light) 0%, rgba(250,247,246,1) 100%);
    text-align: center;
}

.cta-gallery-content {
    max-width: 800px;
    margin: 0 auto;
}

.cta-gallery-content h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.cta-gallery-content p {
    color: var(--gray-600);
    margin-bottom: 2.5rem;
    font-size: 1.1rem;
}

/* ==========================================================================
   VIEW 2: GALLERY / DESIGN CATALOG
   ========================================================================== */
.gallery-section {
    padding: 4rem 1.5rem;
    max-width: var(--container-width);
    margin: 0 auto;
}

/* Filters & Search */
.gallery-controls {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 3rem;
    background-color: var(--white);
    padding: 1.5rem;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
}

.search-box {
    position: relative;
    flex: 1;
    min-width: 250px;
}

.search-box input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.5rem;
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius-full);
    outline: none;
    transition: var(--transition);
}

.search-box input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(195, 139, 136, 0.1);
}

.search-box svg {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-600);
}

.filter-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.filter-btn {
    padding: 0.5rem 1.25rem;
    background-color: var(--gray-100);
    border: none;
    border-radius: var(--border-radius-full);
    font-size: 0.9rem;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
    color: var(--gray-600);
}

.filter-btn:hover, .filter-btn.active {
    background-color: var(--primary);
    color: var(--white);
}

/* Color Filter Dots */
.color-filters {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.color-filters span {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--gray-600);
}

.color-dot {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
    position: relative;
}

.color-dot:hover, .color-dot.active {
    transform: scale(1.2);
    border-color: var(--primary);
}

.color-dot[data-color="pink"] { background-color: #f7a8b8; }
.color-dot[data-color="chrome"] { background: linear-gradient(135deg, #e6e6e6, #808080); }
.color-dot[data-color="white"] { background-color: #ffffff; border: 1px solid #d6c4c0; }
.color-dot[data-color="glitter"] { background: radial-gradient(circle, #fceb92 0%, #d4af37 100%); }
.color-dot[data-color="dark"] { background-color: #1a1a1a; }
.color-dot[data-color="pastel"] { background: linear-gradient(135deg, #bfe9ff, #ffd1df); }

/* Gallery Grid */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2.5rem;
}

.gallery-card {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid rgba(232, 222, 219, 0.4);
    display: flex;
    flex-direction: column;
}

.gallery-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.card-img-wrapper {
    position: relative;
    height: 300px;
    width: 100%;
    overflow: hidden;
    background-color: var(--gray-100);
}

.card-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.gallery-card:hover .card-img-wrapper img {
    transform: scale(1.05);
}

.card-category {
    position: absolute;
    top: 15px;
    left: 15px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(5px);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
}

.card-body {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.card-body h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.card-body p {
    font-size: 0.88rem;
    color: var(--gray-600);
    margin-bottom: 1.25rem;
    flex-grow: 1;
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
    padding-top: 1rem;
    border-top: 1px solid var(--gray-100);
}

.card-price {
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--primary);
}

/* ==========================================================================
   VIEW 3: BOOKING WIZARD
   ========================================================================== */
.booking-section {
    padding: 4rem 1.5rem;
    max-width: 900px;
    margin: 0 auto;
}

.booking-card {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

/* Step Progress Indicator */
.booking-steps {
    display: flex;
    justify-content: space-between;
    background-color: var(--primary-light);
    padding: 1.5rem 2rem;
    border-bottom: 1px solid rgba(195, 139, 136, 0.15);
}

.step-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    opacity: 0.5;
    transition: var(--transition);
}

.step-item.active {
    opacity: 1;
    font-weight: 600;
}

.step-item.completed {
    opacity: 0.8;
    color: var(--primary);
}

.step-num {
    width: 28px;
    height: 28px;
    background-color: var(--white);
    border: 2px solid var(--gray-300);
    color: var(--gray-600);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 600;
    transition: var(--transition);
}

.step-item.active .step-num {
    border-color: var(--primary);
    background-color: var(--primary);
    color: var(--white);
}

.step-item.completed .step-num {
    border-color: var(--primary);
    background-color: var(--primary-light);
    color: var(--primary);
}

.booking-body {
    padding: 3rem;
}

/* Wizard Screens */
.wizard-screen {
    display: none;
    animation: fadeIn 0.4s ease-out;
}

.wizard-screen.active {
    display: block;
}

/* Screen 1: Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.service-select-card {
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius-md);
    padding: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

.service-select-card:hover {
    border-color: var(--primary-light);
    background-color: var(--light);
}

.service-select-card.selected {
    border-color: var(--primary);
    background-color: var(--primary-light);
}

.service-select-card h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.service-select-card .price {
    font-weight: 700;
    color: var(--primary);
}

.selected-design-preview {
    margin-top: 1.5rem;
    padding: 1rem;
    background-color: var(--primary-light);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.selected-design-preview img {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: var(--border-radius-sm);
}

/* Screen 2: Stylist Selection */
.stylist-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stylist-card {
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    background-color: var(--white);
}

.stylist-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary-light);
}

.stylist-card.selected {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(195, 139, 136, 0.15);
}

.stylist-avatar {
    height: 180px;
    width: 100%;
    background-color: var(--gray-100);
}

.stylist-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.stylist-info {
    padding: 1.25rem;
}

.stylist-info h4 {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.stylist-info p {
    font-size: 0.8rem;
    color: var(--gray-600);
    margin-bottom: 0.5rem;
}

.stylist-rating {
    color: var(--secondary);
    font-size: 0.85rem;
}

/* Screen 3: Date & Time Picker */
.datetime-container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 2.5rem;
    margin-bottom: 2rem;
}

/* Custom Calendar CSS */
.calendar-widget {
    background-color: var(--light);
    border-radius: var(--border-radius-md);
    padding: 1.5rem;
    border: 1px solid var(--gray-200);
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
}

.calendar-header h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
}

.cal-nav-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
}

.cal-nav-btn:hover {
    background-color: var(--gray-200);
}

.calendar-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    text-align: center;
    font-weight: 600;
    font-size: 0.8rem;
    color: var(--gray-600);
    margin-bottom: 0.75rem;
}

.calendar-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 6px;
}

.calendar-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.88rem;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
}

.calendar-day:hover:not(.disabled):not(.selected) {
    background-color: var(--gray-200);
}

.calendar-day.selected {
    background-color: var(--primary);
    color: var(--white);
    font-weight: 600;
}

.calendar-day.disabled {
    color: var(--gray-300);
    cursor: not-allowed;
}

/* Time Slots Grid */
.slots-container h4 {
    margin-bottom: 1.25rem;
}

.time-slots {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
    max-height: 300px;
    overflow-y: auto;
    padding-right: 5px;
}

.time-slot {
    padding: 0.75rem;
    border: 1.5px solid var(--gray-200);
    border-radius: var(--border-radius-md);
    text-align: center;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
}

.time-slot:hover:not(.disabled) {
    border-color: var(--primary-light);
    background-color: var(--light);
}

.time-slot.selected {
    background-color: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

.time-slot.disabled {
    background-color: var(--gray-100);
    border-color: var(--gray-200);
    color: var(--gray-300);
    cursor: not-allowed;
    text-decoration: line-through;
}

/* Screen 4: Customer Details & Confirmation */
.booking-summary-box {
    background-color: var(--light);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    margin-bottom: 2rem;
    border: 1px solid var(--gray-200);
}

.summary-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    margin-bottom: 1.25rem;
    border-bottom: 1px solid var(--gray-200);
    padding-bottom: 0.75rem;
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
}

.summary-item label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gray-600);
    display: block;
    margin-bottom: 0.25rem;
}

.summary-item span {
    font-weight: 600;
    font-size: 1rem;
}

.wizard-footer {
    display: flex;
    justify-content: space-between;
    padding: 2rem 3rem;
    border-top: 1px solid var(--gray-100);
    background-color: var(--light);
}

/* ==========================================================================
   VIEW 4: ADMIN DASHBOARD
   ========================================================================== */
.admin-section {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 4rem 1.5rem;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
}

.admin-header h1 {
    font-family: var(--font-heading);
    font-size: 2.2rem;
}

.admin-tabs {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.admin-tab-btn {
    padding: 0.75rem 1.5rem;
    background-color: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius-md);
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
}

.admin-tab-btn.active {
    background-color: var(--dark);
    color: var(--white);
    border-color: var(--dark);
}

.admin-panel {
    display: none;
}

.admin-panel.active {
    display: block;
}

/* Booking Management Table */
.admin-card {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    padding: 2rem;
    border: 1px solid rgba(232, 222, 219, 0.4);
}

.table-wrapper {
    overflow-x: auto;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.admin-table th {
    padding: 1rem;
    border-bottom: 2px solid var(--gray-200);
    color: var(--gray-600);
    font-weight: 600;
    font-size: 0.9rem;
}

.admin-table td {
    padding: 1.25rem 1rem;
    border-bottom: 1px solid var(--gray-100);
    font-size: 0.95rem;
}

.badge {
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-pending {
    background-color: #fff9db;
    color: #f59f00;
}

.badge-approved {
    background-color: #ebfbee;
    color: var(--success);
}

.badge-cancelled {
    background-color: #fff5f5;
    color: var(--danger);
}

.table-actions {
    display: flex;
    gap: 0.5rem;
}

.action-btn {
    padding: 0.35rem 0.75rem;
    font-size: 0.8rem;
    border-radius: var(--border-radius-sm);
    border: none;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
}

.action-btn-approve {
    background-color: var(--success);
    color: var(--white);
}

.action-btn-approve:hover {
    background-color: #5c7461;
}

.action-btn-cancel {
    background-color: var(--danger);
    color: var(--white);
}

.action-btn-cancel:hover {
    background-color: #9c4c4c;
}

/* Catalog Management Form */
.catalog-mgmt-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 3rem;
}

/* ==========================================================================
   TOAST NOTIFICATION Popup
   ========================================================================== */
.toast-container {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background-color: var(--dark);
    color: var(--white);
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 300px;
    transform: translateY(20px);
    opacity: 0;
    animation: toastIn 0.3s ease-out forwards;
    border-left: 5px solid var(--primary);
}

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

.toast.success {
    border-left-color: var(--success);
}

.toast.error {
    border-left-color: var(--danger);
}

/* ==========================================================================
   FOOTER SECTION
   ========================================================================== */
.footer {
    background-color: var(--dark);
    color: var(--white);
    padding: 5rem 1.5rem 2rem;
    margin-top: 6rem;
}

.footer-container {
    max-width: var(--container-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.5fr 0.8fr 0.8fr;
    gap: 4rem;
}

.footer-info h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.salon-tagline {
    color: var(--gray-300);
    margin-bottom: 2rem;
    font-size: 0.95rem;
    max-width: 320px;
}

.salon-details p {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--gray-300);
    margin-bottom: 0.75rem;
    font-size: 0.9rem;
}

.salon-details svg {
    color: var(--primary);
}

.footer-links h4, .footer-social h4 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    color: var(--primary-light);
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--gray-300);
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--primary);
    padding-left: 5px;
}

.social-icons {
    display: flex;
    gap: 1rem;
}

.social-icons a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 600;
    font-size: 0.85rem;
}

.social-icons a:hover {
    background-color: var(--primary);
    transform: translateY(-3px);
}

.footer-bottom {
    max-width: var(--container-width);
    margin: 4rem auto 0;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
    color: var(--gray-600);
    font-size: 0.85rem;
}

/* ==========================================================================
   MEDIA QUERIES (RESPONSIVENESS)
   ========================================================================== */
@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    .hero h1 {
        font-size: 2.8rem;
    }
    .hero p {
        margin-left: auto;
        margin-right: auto;
    }
    .hero-btns {
        justify-content: center;
    }
    .hero-image-card {
        width: 320px;
        height: 400px;
    }
    .features-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }
    .datetime-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .catalog-mgmt-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    .footer-container {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    .nav-menu {
        position: fixed;
        top: var(--navbar-height);
        left: -100%;
        width: 100%;
        height: calc(100vh - var(--navbar-height));
        background-color: var(--light);
        flex-direction: column;
        align-items: center;
        padding-top: 3rem;
        gap: 2rem;
        transition: var(--transition);
        border-top: 1px solid var(--gray-200);
    }
    .nav-menu.active {
        left: 0;
    }
    .btn-nav-cta {
        display: none; /* Hide in nav on mobile */
    }
    .booking-steps {
        padding: 1rem;
        overflow-x: auto;
        gap: 1.5rem;
    }
    .step-item span {
        display: none; /* Hide text, only show step numbers on small mobile */
    }
    .booking-body {
        padding: 1.5rem;
    }
    .stylist-grid {
        grid-template-columns: 1fr;
        max-width: 320px;
        margin: 0 auto 2rem;
    }
    .wizard-footer {
        padding: 1.5rem;
    }
}