/* Barber Shop - Beautiful Modern Design */
:root {
    --primary-color: #8B1538;      /* Burgundy - Classic barber pole */
    --secondary-color: #1B2845;    /* Navy Blue - Professional */
    --accent-color: #D4AF37;       /* Gold - Premium accent */
    --dark-text: #2C2C2C;          /* Dark gray text */
    --light-bg: #F7F7F2;           /* Cream background */
    --border-color: #E5E5E5;       /* Light border */
    --success-color: #2A9D8F;      /* Teal green */
    --danger-color: #E76F51;       /* Coral red */
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #F7F7F2 0%, #E8E8E3 100%);
    min-height: 100vh;
    color: var(--dark-text);
    overflow-x: hidden;
}

/* Subtle background pattern */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        repeating-linear-gradient(45deg, transparent, transparent 35px, rgba(139, 21, 56, 0.02) 35px, rgba(139, 21, 56, 0.02) 70px);
    z-index: -1;
    pointer-events: none;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Card Effect */
.glass-card {
    background: #ffffff;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    padding: 30px;
    margin: 20px 0;
    box-shadow: 0 4px 20px rgba(139, 21, 56, 0.08);
    transition: all 0.3s ease;
}

.glass-card:hover {
    box-shadow: 0 8px 30px rgba(139, 21, 56, 0.12);
    transform: translateY(-2px);
}

/* Header */
.header {
    text-align: center;
    padding: 50px 20px;
    margin-bottom: 30px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: #ffffff;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(139, 21, 56, 0.2);
    position: relative;
    overflow: hidden;
}

.header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.1) 0%, transparent 70%);
    animation: headerGlow 10s ease-in-out infinite;
}

@keyframes headerGlow {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(-20%, -20%); }
}

.header h1 {
    font-size: 3em;
    font-weight: 700;
    margin-bottom: 10px;
    color: #ffffff;
    position: relative;
    z-index: 1;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.header p {
    font-size: 1.2em;
    opacity: 0.95;
    color: #ffffff;
    position: relative;
    z-index: 1;
}

/* Barber Cards Grid */
.barbers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.barber-card {
    background: #ffffff;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    padding: 30px;
    text-align: center;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.barber-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.1), transparent);
    transition: left 0.5s;
}

.barber-card:hover::before {
    left: 100%;
}

.barber-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 12px 35px rgba(139, 21, 56, 0.15);
    transform: translateY(-8px);
}

.barber-photo {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    margin: 0 auto 20px;
    border: 4px solid var(--primary-color);
    overflow: hidden;
    background: linear-gradient(135deg, var(--light-bg), #ffffff);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4em;
    box-shadow: 0 8px 25px rgba(139, 21, 56, 0.2);
    transition: all 0.3s ease;
}

.barber-card:hover .barber-photo {
    border-color: var(--accent-color);
    transform: scale(1.05);
}

.barber-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.barber-card h3 {
    font-size: 1.5em;
    margin-bottom: 10px;
    color: var(--secondary-color);
    font-weight: 700;
}

.barber-card p {
    opacity: 0.8;
    font-size: 0.95em;
    margin: 5px 0;
    color: var(--dark-text);
}

/* Service Selection */
.services-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.service-item {
    background: #ffffff;
    border-radius: 12px;
    border: 2px solid var(--border-color);
    padding: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-item::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--primary-color);
    transform: scaleY(0);
    transition: transform 0.3s ease;
}

.service-item:hover {
    border-color: var(--primary-color);
    box-shadow: 0 8px 25px rgba(139, 21, 56, 0.15);
    transform: translateX(4px);
}

.service-item:hover::after {
    transform: scaleY(1);
}

.service-item.selected {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-color: var(--primary-color);
    color: #ffffff;
    box-shadow: 0 8px 30px rgba(139, 21, 56, 0.3);
}

.service-item.selected .service-name,
.service-item.selected .service-price,
.service-item.selected .service-details {
    color: #ffffff;
}

.service-item.selected::after {
    background: var(--accent-color);
    transform: scaleY(1);
}

.service-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.service-name {
    font-size: 1.2em;
    font-weight: 600;
    color: var(--secondary-color);
}

.service-price {
    font-size: 1.4em;
    color: var(--accent-color);
    font-weight: 700;
}

.service-item.selected .service-price {
    color: var(--accent-color);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.service-details {
    display: flex;
    justify-content: space-between;
    margin-top: 10px;
    opacity: 0.8;
    font-size: 0.9em;
    color: var(--dark-text);
}

/* Date & Time Selection */
.datetime-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.date-picker-section,
.time-slots-section {
    background: #ffffff;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    padding: 25px;
    box-shadow: 0 4px 20px rgba(139, 21, 56, 0.08);
}

.date-picker-section h3,
.time-slots-section h3 {
    margin-bottom: 20px;
    font-size: 1.4em;
    color: var(--secondary-color);
    border-bottom: 3px solid var(--accent-color);
    padding-bottom: 10px;
}

#datePicker {
    width: 100%;
    padding: 12px 15px;
    border-radius: 8px;
    border: 2px solid var(--border-color);
    background: #ffffff;
    color: var(--dark-text);
    font-size: 1em;
    cursor: pointer;
    transition: all 0.3s ease;
}

#datePicker:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(139, 21, 56, 0.1);
}

.time-slots {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 12px;
    max-height: 400px;
    overflow-y: auto;
    padding: 10px;
}

.time-slot {
    background: linear-gradient(135deg, #ffffff, var(--light-bg));
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 14px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    font-weight: 600;
    color: var(--dark-text);
    position: relative;
    overflow: hidden;
}

.time-slot::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.time-slot:hover {
    border-color: var(--primary-color);
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(139, 21, 56, 0.2);
}

.time-slot.selected {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-color: var(--primary-color);
    color: #ffffff;
    box-shadow: 0 6px 20px rgba(139, 21, 56, 0.3);
    transform: scale(1.05);
}

.time-slot.disabled {
    opacity: 0.4;
    cursor: not-allowed;
    background: #f5f5f5;
}

.time-slot.disabled:hover {
    background: #f5f5f5;
    border-color: var(--border-color);
    transform: none;
    box-shadow: none;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 1em;
    color: var(--secondary-color);
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border-radius: 8px;
    border: 2px solid var(--border-color);
    background: #ffffff;
    color: var(--dark-text);
    font-size: 1em;
    transition: all 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(139, 21, 56, 0.1);
}

.form-control::placeholder {
    color: #999999;
}

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

/* Buttons */
.btn {
    padding: 14px 32px;
    border-radius: 8px;
    border: none;
    font-size: 1em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: #ffffff;
    border: 2px solid transparent;
    box-shadow: 0 4px 15px rgba(139, 21, 56, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 6px 25px rgba(139, 21, 56, 0.4);
    transform: translateY(-2px);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: #ffffff;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    box-shadow: 0 2px 10px rgba(139, 21, 56, 0.1);
}

.btn-secondary:hover {
    background: var(--light-bg);
    box-shadow: 0 4px 15px rgba(139, 21, 56, 0.2);
    transform: translateY(-2px);
}

.btn-block {
    width: 100%;
    display: block;
}

.btn-group {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    padding: 15px 20px;
    background: #ffffff;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    flex-wrap: wrap;
    box-shadow: 0 2px 10px rgba(139, 21, 56, 0.05);
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--dark-text);
}

.breadcrumb-item a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s;
    font-weight: 500;
}

.breadcrumb-item a:hover {
    color: var(--accent-color);
}

.breadcrumb-item.active {
    font-weight: 600;
    color: var(--secondary-color);
}

/* Confirmation Page */
.confirmation-card {
    background: #ffffff;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    padding: 40px;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    box-shadow: 0 10px 40px rgba(139, 21, 56, 0.1);
}

.success-icon {
    font-size: 5em;
    background: linear-gradient(135deg, var(--success-color), #20B2AA);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 20px;
    animation: scaleIn 0.5s ease, pulse 2s ease infinite;
}

@keyframes scaleIn {
    from {
        transform: scale(0);
    }
    to {
        transform: scale(1);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.8;
    }
}

.booking-details {
    background: linear-gradient(135deg, var(--light-bg), #ffffff);
    border-radius: 12px;
    padding: 25px;
    margin: 25px 0;
    text-align: left;
    border: 2px solid var(--border-color);
    box-shadow: 0 4px 15px rgba(139, 21, 56, 0.05);
}

.detail-row {
    display: flex;
    justify-content: space-between;
    padding: 14px 0;
    border-bottom: 1px solid var(--border-color);
    color: var(--dark-text);
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-label {
    font-weight: 600;
    opacity: 0.8;
    color: var(--secondary-color);
}

.detail-value {
    font-weight: 700;
    color: var(--primary-color);
}

/* Loading Spinner */
.loading {
    display: inline-block;
    width: 40px;
    height: 40px;
    border: 4px solid var(--light-bg);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s ease-in-out infinite;
}

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

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(247, 247, 242, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    flex-direction: column;
    gap: 20px;
}

.loading-overlay p {
    color: var(--secondary-color);
    font-size: 1.1em;
    font-weight: 600;
}

/* Alert Messages */
.alert {
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    border: 2px solid;
    font-weight: 500;
}

.alert-success {
    background: linear-gradient(135deg, rgba(42, 157, 143, 0.1), rgba(42, 157, 143, 0.05));
    border-color: var(--success-color);
    color: #1a6d5f;
}

.alert-error {
    background: linear-gradient(135deg, rgba(231, 111, 81, 0.1), rgba(231, 111, 81, 0.05));
    border-color: var(--danger-color);
    color: #b85840;
}

.alert-info {
    background: linear-gradient(135deg, rgba(27, 40, 69, 0.1), rgba(27, 40, 69, 0.05));
    border-color: var(--secondary-color);
    color: var(--secondary-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    .header h1 {
        font-size: 2em;
    }
    
    .barbers-grid {
        grid-template-columns: 1fr;
    }
    
    .datetime-container {
        grid-template-columns: 1fr;
    }
    
    .services-list {
        grid-template-columns: 1fr;
    }
    
    .glass-card {
        padding: 20px;
    }
    
    .time-slots {
        grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    }
    
    .btn-group {
        flex-direction: column;
    }
    
    .btn-group .btn {
        width: 100%;
    }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--light-bg);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
}

/* Utilities */
.text-center {
    text-align: center;
}

.mt-20 {
    margin-top: 20px;
}

.mb-20 {
    margin-bottom: 20px;
}

.hidden {
    display: none;
}