/**
 * Professional Search Form Styles
 * Ultra Modern Design
 * 
 * @author ENG REMOUN KHALIFA AYOUB
 */

/* ========== Hero Section ========== */
.duffel-pro-search-hero {
    position: relative;
    min-height: 600px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 60px 20px 80px;
    overflow: hidden;
}

.duffel-pro-search-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="40" height="40" patternUnits="userSpaceOnUse"><path d="M 40 0 L 0 0 0 40" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.duffel-pro-search-content {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    z-index: 1;
}

/* ========== Hero Text ========== */
.duffel-pro-hero-text {
    text-align: center;
    margin-bottom: 40px;
    animation: fadeInDown 0.6s ease-out;
}

.duffel-pro-title {
    font-size: 48px;
    font-weight: 800;
    color: #ffffff;
    margin: 0 0 16px;
    letter-spacing: -0.5px;
    text-shadow: 0 2px 20px rgba(0,0,0,0.1);
}

.duffel-pro-subtitle {
    font-size: 18px;
    color: rgba(255,255,255,0.9);
    margin: 0;
    font-weight: 400;
}

/* ========== Search Card ========== */
.duffel-pro-search-card {
    background: #ffffff;
    border-radius: 24px;
    padding: 40px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
    animation: fadeInUp 0.6s ease-out 0.2s both;
}

/* ========== Trip Pills ========== */
.duffel-pro-trip-pills {
    margin-bottom: 32px;
}

.duffel-pro-pill-group {
    display: inline-flex;
    background: #f7f9fc;
    border-radius: 50px;
    padding: 6px;
    gap: 6px;
}

.duffel-pro-pill {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    background: transparent;
    border-radius: 50px;
    font-size: 15px;
    font-weight: 600;
    color: #6b7280;
    cursor: pointer;
    transition: all 0.3s ease;
}

.duffel-pro-pill svg {
    width: 18px;
    height: 18px;
    stroke-width: 2.5;
}

.duffel-pro-pill:hover {
    color: #667eea;
    background: #ffffff;
}

.duffel-pro-pill.active {
    background: #667eea;
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(102,126,234,0.3);
}

/* ========== Search Grid ========== */
.duffel-pro-search-grid {
    display: grid;
    gap: 20px;
    margin-bottom: 24px;
}

/* ========== Location Group ========== */
.duffel-pro-location-group {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 16px;
    align-items: center;
}

/* ========== Dates Group ========== */
.duffel-pro-dates-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

/* ========== Passengers Group ========== */
.duffel-pro-passengers-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

/* ========== Field Styles ========== */
.duffel-pro-field {
    position: relative;
    display: flex;
    align-items: center;
    gap: 12px;
    background: #f7f9fc;
    border: 2px solid transparent;
    border-radius: 16px;
    padding: 16px 20px;
    transition: all 0.3s ease;
}

.duffel-pro-field:hover {
    background: #eef2f7;
    border-color: #e5e7eb;
}

.duffel-pro-field:focus-within {
    background: #ffffff;
    border-color: #667eea;
    box-shadow: 0 0 0 4px rgba(102,126,234,0.1);
}

.duffel-pro-field-icon {
    flex-shrink: 0;
    color: #667eea;
    display: flex;
}

.duffel-pro-field-icon svg {
    width: 24px;
    height: 24px;
}

.duffel-pro-field-content {
    flex: 1;
    min-width: 0;
}

.duffel-pro-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: #6b7280;
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.duffel-pro-input {
    width: 100%;
    border: none;
    background: transparent;
    font-size: 16px;
    font-weight: 600;
    color: #111827;
    outline: none;
    padding: 0;
}

.duffel-pro-input::placeholder {
    color: #9ca3af;
    font-weight: 400;
}

.duffel-pro-select {
    width: 100%;
    border: none;
    background: transparent;
    font-size: 16px;
    font-weight: 600;
    color: #111827;
    outline: none;
    padding: 0;
    cursor: pointer;
    appearance: none;
    background-image: url('data:image/svg+xml,<svg width="16" height="16" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M6 9L12 15L18 9" stroke="%23667eea" stroke-width="2" stroke-linecap="round"/></svg>');
    background-repeat: no-repeat;
    background-position: right 0 center;
    padding-right: 24px;
}

.duffel-pro-trigger {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: none;
    background: transparent;
    font-size: 16px;
    font-weight: 600;
    color: #111827;
    outline: none;
    padding: 0;
    cursor: pointer;
    text-align: left;
}

.duffel-pro-trigger svg {
    flex-shrink: 0;
    color: #667eea;
}

/* ========== Swap Button ========== */
.duffel-pro-swap-btn {
    width: 48px;
    height: 48px;
    border: 2px solid #e5e7eb;
    background: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.duffel-pro-swap-btn:hover {
    background: #667eea;
    border-color: #667eea;
    transform: rotate(180deg);
}

.duffel-pro-swap-btn:hover svg {
    color: #ffffff;
}

.duffel-pro-swap-btn svg {
    color: #667eea;
    transition: all 0.3s ease;
}

/* ========== Advanced Options ========== */
.duffel-pro-advanced-section {
    margin-bottom: 24px;
}

.duffel-pro-advanced-toggle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border: 1px solid #e5e7eb;
    background: transparent;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    color: #6b7280;
    cursor: pointer;
    transition: all 0.3s ease;
}

.duffel-pro-advanced-toggle:hover {
    background: #f7f9fc;
    border-color: #667eea;
    color: #667eea;
}

.duffel-pro-advanced-toggle .duffel-pro-chevron {
    transition: transform 0.3s ease;
}

.duffel-pro-advanced-toggle.active .duffel-pro-chevron {
    transform: rotate(180deg);
}

.duffel-pro-advanced-panel {
    margin-top: 16px;
    padding: 24px;
    background: #f7f9fc;
    border-radius: 16px;
    display: none;
}

.duffel-pro-advanced-panel.active {
    display: block;
    animation: slideDown 0.3s ease;
}

.duffel-pro-options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.duffel-pro-checkbox {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
}

.duffel-pro-checkbox input {
    display: none;
}

.duffel-pro-checkbox-custom {
    width: 20px;
    height: 20px;
    border: 2px solid #d1d5db;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.duffel-pro-checkbox input:checked + .duffel-pro-checkbox-custom {
    background: #667eea;
    border-color: #667eea;
}

.duffel-pro-checkbox input:checked + .duffel-pro-checkbox-custom::after {
    content: '';
    width: 10px;
    height: 6px;
    border-left: 2px solid white;
    border-bottom: 2px solid white;
    transform: rotate(-45deg);
}

.duffel-pro-checkbox-text {
    font-size: 15px;
    color: #374151;
    font-weight: 500;
}

/* ========== Search Button ========== */
.duffel-pro-search-button {
    width: 100%;
    padding: 18px 32px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #ffffff;
    border: none;
    border-radius: 16px;
    font-size: 18px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(102,126,234,0.3);
}

.duffel-pro-search-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(102,126,234,0.4);
}

.duffel-pro-search-button:active {
    transform: translateY(0);
}

/* ========== Quick Links ========== */
.duffel-pro-quick-links {
    margin-top: 40px;
    text-align: center;
    animation: fadeIn 0.6s ease-out 0.4s both;
}

.duffel-pro-quick-title {
    color: rgba(255,255,255,0.9);
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.duffel-pro-quick-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 12px;
}

.duffel-pro-quick-link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 20px;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 12px;
    color: #ffffff;
    text-decoration: none;
    transition: all 0.3s ease;
}

.duffel-pro-quick-link:hover {
    background: rgba(255,255,255,0.25);
    transform: translateY(-2px);
}

.duffel-pro-quick-link .route {
    font-weight: 600;
    font-size: 14px;
}

.duffel-pro-quick-link .price {
    font-size: 13px;
    opacity: 0.9;
}

/* ========== Passengers Dropdown ========== */
.duffel-pro-passengers-dropdown {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.95);
    background: #ffffff;
    border-radius: 20px;
    padding: 28px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.25);
    z-index: 9999;
    min-width: 360px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.duffel-pro-passengers-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}

.duffel-pro-dropdown-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.duffel-pro-passenger-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    border-bottom: 1px solid #f3f4f6;
}

.duffel-pro-passenger-row:last-of-type {
    border-bottom: none;
}

.duffel-pro-passenger-title {
    font-size: 16px;
    font-weight: 600;
    color: #111827;
    margin-bottom: 2px;
}

.duffel-pro-passenger-desc {
    font-size: 13px;
    color: #6b7280;
}

.duffel-pro-counter {
    display: flex;
    align-items: center;
    gap: 16px;
}

.duffel-pro-counter-btn {
    width: 36px;
    height: 36px;
    border: 2px solid #e5e7eb;
    background: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.duffel-pro-counter-btn:hover:not(:disabled) {
    border-color: #667eea;
    background: #f7f9fc;
}

.duffel-pro-counter-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.duffel-pro-counter-btn svg {
    color: #667eea;
}

.duffel-pro-counter-value {
    width: 48px;
    text-align: center;
    font-size: 18px;
    font-weight: 700;
    color: #111827;
    border: none;
    background: transparent;
}

.duffel-pro-dropdown-done {
    width: 100%;
    padding: 14px;
    background: #667eea;
    color: #ffffff;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-top: 8px;
}

.duffel-pro-dropdown-done:hover {
    background: #5568d3;
}

/* ========== Autocomplete Results ========== */
.duffel-pro-autocomplete-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: 8px;
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    max-height: 300px;
    overflow-y: auto;
    z-index: 100;
    display: none;
}

.duffel-pro-autocomplete-results.active {
    display: block;
}

.duffel-pro-autocomplete-item {
    padding: 12px 16px;
    cursor: pointer;
    transition: background 0.2s ease;
    border-bottom: 1px solid #f3f4f6;
}

.duffel-pro-autocomplete-item:last-child {
    border-bottom: none;
}

.duffel-pro-autocomplete-item:hover {
    background: #f7f9fc;
}

.duffel-pro-autocomplete-item strong {
    color: #111827;
    font-weight: 600;
}

.duffel-pro-autocomplete-item small {
    color: #6b7280;
    font-size: 13px;
    display: block;
    margin-top: 2px;
}

/* ========== Animations ========== */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

/* ========== Responsive ========== */
@media (max-width: 768px) {
    .duffel-pro-title {
        font-size: 32px;
    }
    
    .duffel-pro-subtitle {
        font-size: 16px;
    }
    
    .duffel-pro-search-card {
        padding: 24px;
        border-radius: 16px;
    }
    
    .duffel-pro-location-group {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .duffel-pro-swap-btn {
        display: none;
    }
    
    .duffel-pro-dates-group,
    .duffel-pro-passengers-group {
        grid-template-columns: 1fr;
    }
    
    .duffel-pro-quick-grid {
        grid-template-columns: 1fr;
    }
    
    .duffel-pro-passengers-dropdown {
        min-width: 90%;
        max-width: 400px;
    }
}