/* ======================================
   BUSTRAVELLER DESIGN SYSTEM
   Inspired by BusTraveller-1.0.0 template
   ====================================== */

@import url("https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,100..1000;1,9..40,100..1000&display=swap");

:root {
    --primary: #2887ff;
    --primary-dark: #1a6fd8;
    --primary-light: #5eabff;
    --accent: #ff6b35;
    --accent-dark: #e05a28;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --text-dark: #0a0a0a;
    --text-gray: #4b5563;
    --text-light: #9ca3af;
    --bg-light: #f3f4f6;
    --bg-white: #ffffff;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 32px rgba(0, 0, 0, 0.13);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.15);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 32px;
    --max-width: 1200px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "DM Sans", "Inter", sans-serif;
    color: var(--text-dark);
    background: var(--bg-light);
    line-height: 1.6;
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

img {
    display: block;
    width: 100%;
}

button {
    cursor: pointer;
    border: none;
    outline: none;
    font-family: inherit;
}

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

/* ====== LAYOUT ====== */
.bt-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ====== NAVBAR ====== */
.bt-nav {
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.bt-nav__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.bt-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    white-space: nowrap;
    flex-shrink: 0;
}

.bt-logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
}

.bt-nav__links {
    display: flex;
    align-items: center;
    gap: 2rem;
    flex: 1;
    justify-content: center;
}

.bt-nav__links a {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-gray);
    padding: 0.35rem 0;
    position: relative;
    white-space: nowrap;
}

.bt-nav__links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
    border-radius: 2px;
}

.bt-nav__links a:hover,
.bt-nav__links a.active {
    color: var(--primary);
}

.bt-nav__links a:hover::after,
.bt-nav__links a.active::after {
    width: 100%;
}

.bt-nav__actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}

.bt-btn {
    padding: 0.6rem 1.4rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.9rem;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
}

.bt-btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 12px rgba(40, 135, 255, 0.35);
}

.bt-btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(40, 135, 255, 0.45);
    color: white;
}

.bt-btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.bt-btn-outline:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-1px);
}

.bt-btn-accent {
    background: var(--accent);
    color: white;
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.35);
}

.bt-btn-accent:hover {
    background: var(--accent-dark);
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(255, 107, 53, 0.45);
    color: white;
}

.bt-nav__menu-btn {
    display: none;
    font-size: 1.6rem;
    color: var(--text-dark);
    background: none;
    border: none;
    cursor: pointer;
}

/* Flash message */
.bt-flash {
    background: linear-gradient(135deg, #dbeafe, #eff6ff);
    border-left: 4px solid var(--primary);
    color: var(--primary-dark);
    padding: 1rem 1.5rem;
    text-align: center;
    font-weight: 500;
    font-size: 0.95rem;
}

.bt-flash.error {
    background: #fee2e2;
    border-left-color: var(--danger);
    color: #991b1b;
}

/* ====== HERO SECTION ====== */
.bt-hero {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #0f1547 0%, #1a237e 40%, #1565c0 100%);
    padding: 5rem 1.5rem 6rem;
    margin-top: 0;
}

.bt-hero::before {
    content: '';
    position: absolute;
    inset: 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='%23ffffff' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='20'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    animation: movePattern 20s linear infinite;
}

.bt-hero__blob1 {
    position: absolute;
    top: -200px;
    right: -100px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(40, 135, 255, 0.25) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 8s ease-in-out infinite;
}

.bt-hero__blob2 {
    position: absolute;
    bottom: -200px;
    left: -100px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255, 107, 53, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 10s ease-in-out infinite reverse;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0px) rotate(0deg);
    }

    50% {
        transform: translateY(-30px) rotate(3deg);
    }
}

@keyframes movePattern {
    0% {
        background-position: 0 0;
    }

    100% {
        background-position: 60px 60px;
    }
}

.bt-hero__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.bt-hero__content {}

.bt-hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.9);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.bt-hero__title {
    font-size: 3.2rem;
    font-weight: 900;
    color: white;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    letter-spacing: -0.5px;
}

.bt-hero__title span {
    background: linear-gradient(135deg, #60a5fa, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bt-hero__subtitle {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

.bt-hero__stats {
    display: flex;
    gap: 2rem;
    margin-top: 2.5rem;
}

.bt-hero__stat {
    text-align: center;
}

.bt-hero__stat-value {
    font-size: 2rem;
    font-weight: 900;
    color: white;
    line-height: 1;
}

.bt-hero__stat-label {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 0.25rem;
}

/* Bus image on right */
.bt-hero__visual {
    position: relative;
}

.bt-hero__bus-img {
    width: 100%;
    max-width: 550px;
    animation: floatBus 6s ease-in-out infinite;
    filter: drop-shadow(0 30px 60px rgba(0, 0, 0, 0.4));
}

@keyframes floatBus {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-15px);
    }
}

/* ====== SEARCH BOX ====== */
.bt-search-section {
    position: relative;
    z-index: 10;
    margin-top: -3rem;
    padding: 0 1.5rem 3rem;
}

.bt-search-box {
    max-width: var(--max-width);
    margin: 0 auto;
    background: white;
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(0, 0, 0, 0.06);
}

.bt-search-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    border-bottom: 2px solid var(--bg-light);
    padding-bottom: 0;
}

.bt-search-tab {
    padding: 0.6rem 1.25rem;
    border-radius: 8px 8px 0 0;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-gray);
    background: none;
    border: none;
    cursor: pointer;
    margin-bottom: -2px;
    border-bottom: 2px solid transparent;
    transition: var(--transition);
}

.bt-search-tab.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
    background: rgba(40, 135, 255, 0.05);
}

.bt-search-form {
    display: grid;
    grid-template-columns: 1fr 44px 1fr 180px auto;
    gap: 0.75rem 0.5rem;
    align-items: end;
}

.bt-search-field {
    position: relative;
}

.bt-search-field label {
    display: block;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-gray);
    margin-bottom: 0.4rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.bt-search-field .field-icon {
    position: absolute;
    left: 12px;
    bottom: 13px;
    color: var(--primary);
    font-size: 1rem;
    z-index: 1;
    pointer-events: none;
}

.bt-search-field select,
.bt-search-field input {
    width: 100%;
    padding: 0.85rem 1rem 0.85rem 2.5rem;
    border: 2px solid var(--bg-light);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-dark);
    background: var(--bg-light);
    transition: var(--transition);
    appearance: none;
}

.bt-search-field select:focus,
.bt-search-field input:focus {
    border-color: var(--primary);
    background: white;
    outline: none;
    box-shadow: 0 0 0 4px rgba(40, 135, 255, 0.12);
}

.bt-search-field .swap-btn {
    position: absolute;
    right: -1.5rem;
    bottom: 0.75rem;
    width: 2rem;
    height: 2rem;
    background: white;
    border: 2px solid var(--bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--primary);
    font-size: 0.8rem;
    z-index: 5;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.bt-search-field .swap-btn:hover {
    background: var(--primary);
    color: white;
    transform: rotate(180deg);
    border-color: var(--primary);
}

.bt-search-submit {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    padding: 0.85rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 1rem;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
    box-shadow: 0 4px 16px rgba(40, 135, 255, 0.35);
    min-width: 150px;
    justify-content: center;
}

.bt-search-submit:hover {
    background: linear-gradient(135deg, var(--primary-dark), #0f56b3);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(40, 135, 255, 0.45);
}

/* ====== POPULAR ROUTES ====== */
.bt-section {
    padding: 5rem 1.5rem;
}

.bt-section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.bt-section-tag {
    display: inline-block;
    background: rgba(40, 135, 255, 0.1);
    color: var(--primary);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.bt-section-title {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
    letter-spacing: -0.5px;
}

.bt-section-desc {
    color: var(--text-gray);
    font-size: 1.05rem;
    max-width: 600px;
    margin: 0 auto;
}

/* ====== TRIP CARDS (search results) ====== */
.bt-trips-grid {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    gap: 1.25rem;
}

.bt-trip-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 1rem 1.25rem;
    box-shadow: var(--shadow-md);
    border: 2px solid transparent;
    transition: var(--transition);
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 1rem;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.bt-trip-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--primary), var(--primary-light));
    border-radius: 0 2px 2px 0;
    opacity: 0;
    transition: var(--transition);
}

.bt-trip-card:hover {
    border-color: var(--primary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.bt-trip-card:hover::before {
    opacity: 1;
}

.bt-trip-header {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 0.5rem;
}

.bt-company-badge {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    width: 42px;
    height: 42px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 900;
    flex-shrink: 0;
}

.bt-company-name {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--text-dark);
}

.bt-bus-type {
    font-size: 0.75rem;
    color: var(--text-gray);
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.bt-trip-route {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.75rem;
}

.bt-route-point {}

.bt-route-time {
    font-size: 1.4rem;
    font-weight: 900;
    color: var(--text-dark);
    line-height: 1;
}

.bt-route-date {
    font-size: 0.75rem;
    color: var(--text-light);
    margin-top: 0.1rem;
}

.bt-route-city {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-gray);
    margin-top: 0.1rem;
}

.bt-route-sep {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.35rem;
}

.bt-route-line {
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    position: relative;
    border-radius: 2px;
}

.bt-route-line::before,
.bt-route-line::after {
    content: '';
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary);
}

.bt-route-line::before {
    left: -4px;
}

.bt-route-line::after {
    right: -4px;
}

.bt-route-duration {
    font-size: 0.78rem;
    color: var(--text-gray);
    font-weight: 600;
    background: var(--bg-light);
    padding: 0.2rem 0.6rem;
    border-radius: 50px;
}

.bt-trip-meta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.bt-meta-tag {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    background: var(--bg-light);
    padding: 0.2rem 0.6rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-gray);
}

.bt-meta-tag.green {
    background: rgba(16, 185, 129, 0.1);
    color: #065f46;
}

.bt-meta-tag.blue {
    background: rgba(40, 135, 255, 0.08);
    color: var(--primary-dark);
}

.bt-meta-tag.orange {
    background: rgba(245, 158, 11, 0.1);
    color: #92400e;
}

.bt-trip-actions {
    text-align: right;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.6rem;
}

.bt-price {
    text-align: right;
}

.bt-price-label {
    font-size: 0.75rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.bt-price-value {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--accent);
    line-height: 1.1;
}

.bt-price-unit {
    font-size: 0.8rem;
    color: var(--text-gray);
    font-weight: 500;
}

.bt-seat-count {
    font-size: 0.82rem;
    color: var(--success);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.bt-seat-count.low {
    color: var(--danger);
}

.bt-book-btn {
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: white;
    padding: 0.7rem 1.6rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.9rem;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.35);
    white-space: nowrap;
    text-decoration: none;
    display: inline-block;
}

.bt-book-btn:hover {
    background: linear-gradient(135deg, var(--accent-dark), #c44a20);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255, 107, 53, 0.45);
    color: white;
}

/* ====== POPULAR DESTINATIONS ====== */
.bt-destinations {
    background: white;
    padding: 5rem 1.5rem;
}

.bt-dest-grid {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.bt-dest-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    aspect-ratio: 4/3;
    cursor: pointer;
    group: true;
}

.bt-dest-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.bt-dest-card:hover img {
    transform: scale(1.08);
}

.bt-dest-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.75) 0%, transparent 50%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1.5rem;
}

.bt-dest-city {
    font-size: 1.3rem;
    font-weight: 800;
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.bt-dest-routes {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
    margin-top: 0.2rem;
}

.bt-dest-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--accent);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
}

/* ====== WHY US / FEATURES ====== */
.bt-features {
    padding: 5rem 1.5rem;
    background: linear-gradient(135deg, #f8faff, #e8f0fe);
}

.bt-features-grid {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.bt-feature-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    border-bottom: 3px solid transparent;
}

.bt-feature-card::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    transform: scaleX(0);
    transition: var(--transition);
}

.bt-feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.bt-feature-card:hover::before {
    transform: scaleX(1);
}

.bt-feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, rgba(40, 135, 255, 0.12), rgba(40, 135, 255, 0.06));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--primary);
    transition: var(--transition);
}

.bt-feature-card:hover .bt-feature-icon {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    transform: scale(1.1);
}

.bt-feature-title {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
}

.bt-feature-desc {
    color: var(--text-gray);
    font-size: 0.93rem;
    line-height: 1.7;
}

/* ====== BANNER STATS ====== */
.bt-stats {
    padding: 4rem 1.5rem;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
}

.bt-stats-grid {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    text-align: center;
}

.bt-stat-item {}

.bt-stat-num {
    font-size: 3rem;
    font-weight: 900;
    color: white;
    line-height: 1;
}

.bt-stat-label {
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.9rem;
    margin-top: 0.5rem;
    font-weight: 500;
}

/* ====== SHOWCASE SECTION ====== */
.bt-showcase {
    padding: 5rem 1.5rem;
    background: white;
}

.bt-showcase-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.bt-showcase-img {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    aspect-ratio: 4/3;
}

.bt-showcase-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.bt-showcase-content {}

.bt-showcase-title {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--text-dark);
    line-height: 1.2;
    margin-bottom: 1.25rem;
}

.bt-showcase-desc {
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.bt-showcase-perks {
    display: grid;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.bt-perk {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.bt-perk i {
    width: 28px;
    height: 28px;
    background: linear-gradient(135deg, var(--success), #059669);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    flex-shrink: 0;
}

/* ====== TESTIMONIALS ====== */
.bt-testimonials {
    padding: 5rem 1.5rem;
    background: var(--bg-light);
}

.bt-testimonials-grid {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.bt-testimonial-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    position: relative;
}

.bt-testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.bt-testimonial-stars {
    color: var(--warning);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.bt-testimonial-text {
    color: var(--text-gray);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    font-style: italic;
}

.bt-testimonial-author {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.bt-author-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    color: white;
    font-size: 1rem;
    flex-shrink: 0;
}

.bt-author-name {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--text-dark);
}

.bt-author-route {
    font-size: 0.8rem;
    color: var(--text-light);
}

/* ====== AI SUGGESTIONS ====== */
.bt-ai-section {
    max-width: var(--max-width);
    margin: 0 auto 3rem;
    background: linear-gradient(135deg, #eff6ff, #f0f7ff);
    border: 1px solid #bfdbfe;
    border-radius: var(--radius-lg);
    padding: 2rem;
}

.bt-ai-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.bt-ai-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #7c3aed, #a78bfa);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
}

.bt-ai-title {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--text-dark);
}

.bt-ai-subtitle {
    font-size: 0.85rem;
    color: var(--text-gray);
}

.bt-ai-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1rem;
}

.bt-ai-card {
    background: white;
    border-radius: var(--radius-md);
    padding: 1.25rem;
    border: 1px solid #dbeafe;
    border-left: 3px solid var(--primary);
    transition: var(--transition);
}

.bt-ai-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ====== EMPTY STATE ====== */
.bt-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 5rem 2rem;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.bt-empty-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    opacity: 0.4;
}

.bt-empty-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
}

.bt-empty-desc {
    color: var(--text-gray);
    font-size: 1rem;
}

/* ====== FOOTER ====== */
.bt-footer {
    background: #0f1547;
    color: rgba(255, 255, 255, 0.85);
    padding: 5rem 1.5rem 2rem;
    position: relative;
    overflow: hidden;
}

.bt-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent), var(--primary-light));
}

.bt-footer-grid {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.bt-footer-brand {}

.bt-footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 800;
    color: white;
    margin-bottom: 1.25rem;
}

.bt-footer-logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.1rem;
}

.bt-footer-desc {
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.9rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    max-width: 300px;
}

.bt-footer-socials {
    display: flex;
    gap: 0.75rem;
}

.bt-footer-social {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 1rem;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.bt-footer-social:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    transform: translateY(-2px);
}

.bt-footer-col-title {
    color: white;
    font-size: 1rem;
    font-weight: 800;
    margin-bottom: 1.25rem;
}

.bt-footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.bt-footer-links a {
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.9rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.bt-footer-links a:hover {
    color: var(--primary-light);
    padding-left: 0.3rem;
}

.bt-footer-subscribe {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.bt-footer-input {
    width: 100%;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-md);
    color: white;
    font-size: 0.9rem;
    transition: var(--transition);
}

.bt-footer-input::placeholder {
    color: rgba(255, 255, 255, 0.35);
}

.bt-footer-input:focus {
    outline: none;
    border-color: var(--primary-light);
    background: rgba(255, 255, 255, 0.12);
}

.bt-footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
}

.bt-footer-contact-item i {
    color: var(--primary-light);
    margin-top: 0.15rem;
    flex-shrink: 0;
}

.bt-footer-bar {
    max-width: var(--max-width);
    margin: 2rem auto 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.4);
    gap: 1rem;
    flex-wrap: wrap;
}

/* ====== AI CHATBOT ====== */
#bt-chatbot-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 9999;
}

.bt-chatbot-btn {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 4px 20px rgba(40, 135, 255, 0.45);
    transition: var(--transition);
    position: relative;
}

.bt-chatbot-btn::after {
    content: 'AI';
    position: absolute;
    top: -2px;
    right: -2px;
    width: 22px;
    height: 22px;
    background: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.55rem;
    font-weight: 800;
    color: white;
}

.bt-chatbot-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 32px rgba(40, 135, 255, 0.55);
}

#bt-chat-window {
    display: none;
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 380px;
    height: 540px;
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    flex-direction: column;
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.08);
}

/* ====== PAGE SECTIONS BG ====== */
.bt-bg-white {
    background: white;
}

.bt-bg-light {
    background: var(--bg-light);
}

.bt-bg-gradient {
    background: linear-gradient(135deg, #f8faff, #e8f0fe);
}

/* ====== UTILITIES ====== */
.bt-text-center {
    text-align: center;
}

.bt-mb-0 {
    margin-bottom: 0;
}

.bt-mt-auto {
    margin-top: auto;
}


/* ======= RESPONSIVE ======= */
@media (max-width: 1024px) {
    .bt-hero__inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .bt-hero__visual {
        display: none;
    }

    .bt-hero__stats {
        justify-content: center;
    }

    .bt-footer-grid {
        grid-template-columns: 1fr 1fr;
    }

    .bt-stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .bt-nav__links {
        display: none;
    }

    .bt-nav__menu-btn {
        display: block;
    }

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

    .bt-search-submit {
        width: 100%;
    }

    .bt-dest-grid {
        grid-template-columns: 1fr;
    }

    .bt-features-grid {
        grid-template-columns: 1fr;
    }

    .bt-showcase-inner {
        grid-template-columns: 1fr;
    }

    .bt-testimonials-grid {
        grid-template-columns: 1fr;
    }

    .bt-footer-grid {
        grid-template-columns: 1fr;
    }

    .bt-hero__title {
        font-size: 2.2rem;
    }

    .bt-trip-card {
        grid-template-columns: 1fr;
    }

    .bt-trip-actions {
        align-items: flex-start;
    }

    .bt-footer-bar {
        text-align: center;
        justify-content: center;
    }

    #bt-chat-window {
        width: calc(100vw - 2rem);
        right: -1rem;
    }
}

@media (max-width: 480px) {
    .bt-hero {
        padding: 3rem 1rem 4rem;
    }

    .bt-section {
        padding: 3rem 1rem;
    }

    .bt-section-title {
        font-size: 1.8rem;
    }

    .bt-hero__title {
        font-size: 1.8rem;
    }
}