/* ===== CSS CUSTOM PROPERTIES ===== */
:root {
    --primary: #0066CC;
    --primary-light: #00A8E8;
    --primary-dark: #004E92;
    --primary-deeper: #003366;
    --accent: #FFB800;
    --accent-light: #FFD54F;
    --accent-dark: #E5A600;
    --dark: #0A1628;
    --dark-light: #0D1B2A;
    --dark-medium: #162A45;
    --light: #F0F7FF;
    --lighter: #E8F4FD;
    --white: #FFFFFF;
    --text: #2C3E50;
    --text-light: #607D8B;
    --text-lighter: #90A4AE;
    --success: #00C853;
    --gradient-primary: linear-gradient(135deg, #004E92 0%, #00A8E8 100%);
    --gradient-accent: linear-gradient(135deg, #FFB800 0%, #FF6B35 100%);
    --gradient-dark: linear-gradient(135deg, #0A1628 0%, #1a2d4a 100%);
    --gradient-hero: linear-gradient(135deg, rgba(0,78,146,0.85) 0%, rgba(0,168,232,0.7) 50%, rgba(0,102,204,0.6) 100%);
    --font-heading: 'Montserrat', sans-serif;
    --font-display: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --radius-full: 9999px;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.15);
    --shadow-xl: 0 16px 56px rgba(0,0,0,0.2);
    --shadow-glow: 0 0 30px rgba(0,102,204,0.3);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    color: var(--text);
    line-height: 1.7;
    overflow-x: hidden;
    background: var(--white);
    -webkit-font-smoothing: antialiased;
}

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

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

ul { list-style: none; }

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

/* ===== TIỆN ÍCH CHUNG ===== */
.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--lighter);
    color: var(--primary);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.85rem;
    padding: 8px 20px;
    border-radius: var(--radius-full);
    margin-bottom: 16px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    color: var(--dark);
    line-height: 1.3;
    margin-bottom: 16px;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== NÚT BẤM ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1rem;
    padding: 14px 32px;
    border-radius: var(--radius-full);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-accent);
    color: var(--dark);
    box-shadow: 0 4px 20px rgba(255,184,0,0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(255,184,0,0.5);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255,255,255,0.6);
}

.btn-outline:hover {
    background: rgba(255,255,255,0.15);
    border-color: var(--white);
    transform: translateY(-3px);
}

.btn-glow::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.3), transparent);
    transform: rotate(45deg) translateX(-100%);
    transition: 0.6s;
}

.btn-glow:hover::after {
    transform: rotate(45deg) translateX(100%);
}

.btn-large {
    padding: 18px 40px;
    font-size: 1.05rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(20px);
    padding: 10px 0;
    box-shadow: 0 4px 30px rgba(0,0,0,0.2);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--white);
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    background: var(--gradient-accent);
    border-radius: 12px;
    font-size: 1.1rem;
    color: var(--dark);
}

.logo-highlight {
    color: var(--accent);
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    color: rgba(255,255,255,0.85);
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 0.9rem;
    position: relative;
    padding: 4px 0;
}

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

.nav-links a:hover {
    color: var(--white);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-cta {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--gradient-accent);
    color: var(--dark);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.9rem;
    padding: 10px 20px;
    border-radius: var(--radius-full);
    box-shadow: 0 2px 12px rgba(255,184,0,0.3);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(255,184,0,0.5);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.hamburger span {
    width: 28px;
    height: 3px;
    background: var(--white);
    border-radius: 4px;
    transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
}

/* ===== HERO SECTION ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
    z-index: 1;
}

.hero-particles {
    position: absolute;
    inset: 0;
    z-index: 2;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: var(--white);
    padding: 120px 0 80px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,184,0,0.2);
    border: 1px solid rgba(255,184,0,0.4);
    color: var(--accent-light);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.85rem;
    padding: 8px 24px;
    border-radius: var(--radius-full);
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
    animation: pulse-badge 2s infinite;
}

@keyframes pulse-badge {
    0%, 100% { box-shadow: 0 0 0 0 rgba(255,184,0,0.4); }
    50% { box-shadow: 0 0 0 10px rgba(255,184,0,0); }
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 7vw, 4.5rem);
    font-weight: 900;
    line-height: 1.15;
    margin-bottom: 16px;
    text-shadow: 0 4px 30px rgba(0,0,0,0.3);
}

.hero-title .gradient-text {
    background: linear-gradient(135deg, var(--accent-light), var(--accent), #FF6B35);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-family: var(--font-heading);
    font-size: clamp(1rem, 2.5vw, 1.4rem);
    font-weight: 400;
    color: rgba(255,255,255,0.9);
    margin-bottom: 32px;
    letter-spacing: 2px;
}

.hero-dot {
    color: var(--accent);
    margin: 0 8px;
}

.hero-price-box {
    display: inline-flex;
    align-items: baseline;
    gap: 6px;
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.2);
    padding: 16px 40px;
    border-radius: var(--radius-lg);
    margin-bottom: 36px;
}

.hero-price-label {
    font-size: 0.95rem;
    color: rgba(255,255,255,0.8);
    font-weight: 500;
}

.hero-price-amount {
    font-family: var(--font-heading);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 900;
    color: var(--accent);
}

.hero-price-amount small {
    font-size: 0.5em;
}

.hero-price-unit {
    font-size: 0.95rem;
    color: rgba(255,255,255,0.7);
}

.hero-cta-group {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.hero-mini-features {
    display: flex;
    gap: 24px;
    justify-content: center;
    flex-wrap: wrap;
}

.mini-feature {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: rgba(255,255,255,0.8);
    font-weight: 500;
}

.mini-feature i {
    color: var(--accent);
    font-size: 1rem;
}

/* ===== CHỈ BÁO CUỘN ===== */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255,255,255,0.6);
    font-size: 0.75rem;
    letter-spacing: 1px;
    animation: float 3s ease-in-out infinite;
}

.mouse {
    width: 24px;
    height: 38px;
    border: 2px solid rgba(255,255,255,0.4);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    padding-top: 6px;
}

.wheel {
    width: 4px;
    height: 8px;
    background: rgba(255,255,255,0.6);
    border-radius: 2px;
    animation: scroll-wheel 2s infinite;
}

@keyframes scroll-wheel {
    0% { opacity: 1; transform: translateY(0); }
    100% { opacity: 0; transform: translateY(12px); }
}

@keyframes float {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-10px); }
}

/* ===== STATS BAR ===== */
.stats-bar {
    background: var(--gradient-dark);
    padding: 40px 0;
    position: relative;
}

.stats-bar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-accent);
}

.stats-bar .container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 16px;
    justify-content: center;
}

.stat-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,184,0,0.15);
    border-radius: 14px;
    color: var(--accent);
    font-size: 1.3rem;
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--white);
    line-height: 1.2;
}

.stat-number small {
    font-size: 0.6em;
    font-weight: 600;
}

.stat-suffix {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--white);
    line-height: 1.2;
}

.stat-label {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.6);
    font-weight: 400;
}

/* ===== FEATURES SECTION ===== */
.features {
    padding: 100px 0;
    background: var(--light);
    position: relative;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.feature-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(0,102,204,0.06);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition);
}

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

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

.feature-icon-wrap {
    margin-bottom: 20px;
}

.feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 68px;
    height: 68px;
    background: var(--gradient-primary);
    border-radius: 20px;
    color: var(--white);
    font-size: 1.5rem;
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: var(--shadow-glow);
}

.feature-card h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.7;
}

/* ===== RESORT SECTION ===== */
.resort {
    padding: 100px 0;
    background: var(--white);
}

.resort-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.resort-image {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.resort-image img {
    width: 100%;
    height: 450px;
    object-fit: cover;
    transition: var(--transition-slow);
}

.resort-image:hover img {
    transform: scale(1.05);
}

.resort-image-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    color: var(--primary);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.8rem;
    padding: 8px 16px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    gap: 6px;
    box-shadow: var(--shadow-md);
}

.resort-content .section-tag {
    background: rgba(0,102,204,0.08);
}

.resort-content .section-title {
    text-align: left;
    margin-bottom: 20px;
}

.resort-desc {
    font-size: 1.05rem;
    color: var(--text-light);
    margin-bottom: 28px;
    line-height: 1.8;
}

.resort-amenities {
    margin-bottom: 32px;
}

.resort-amenities li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    font-size: 0.95rem;
    color: var(--text);
    border-bottom: 1px solid rgba(0,0,0,0.04);
}

.resort-amenities li i {
    color: var(--success);
    font-size: 1.1rem;
    flex-shrink: 0;
}

/* ===== ENTERTAINMENT SECTION ===== */
.entertainment {
    padding: 100px 0;
    background: var(--light);
}

.entertainment-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: 24px;
}

.ent-card {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    min-height: 280px;
    cursor: pointer;
    transition: var(--transition);
}

.ent-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.ent-card-large {
    grid-row: span 2;
    min-height: 580px;
}

.ent-card-image {
    position: absolute;
    inset: 0;
}

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

.ent-card:hover .ent-card-image img {
    transform: scale(1.08);
}

.ent-card-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: rgba(255,255,255,0.3);
}

.ent-card-placeholder.harbour {
    background: linear-gradient(135deg, #1a5276, #2980b9);
}

.ent-card-placeholder.shows {
    background: linear-gradient(135deg, #6c3483, #a569bd);
}

.ent-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 30%, rgba(10,22,40,0.9) 100%);
    z-index: 1;
}

.ent-card-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 28px;
    z-index: 2;
    color: var(--white);
}

.ent-tag {
    display: inline-block;
    background: rgba(255,184,0,0.2);
    color: var(--accent-light);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.75rem;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ent-card-content h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.ent-card-content p {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.8);
    line-height: 1.6;
}

/* ===== ITINERARY SECTION ===== */
.itinerary {
    padding: 100px 0;
    background: var(--white);
}

/* Video YouTube nhúng */
.itinerary-video {
    max-width: 900px;
    margin: 0 auto 48px;
}

.video-wrapper {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    background: var(--dark);
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.video-caption {
    text-align: center;
    margin-top: 16px;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.video-caption i {
    color: var(--accent);
    font-size: 1.1rem;
}

/* Lịch trình 2 ngày - layout card */
.itinerary-days {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    margin-bottom: 48px;
}

.day-block {
    background: var(--light);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid rgba(0,102,204,0.08);
    transition: var(--transition);
}

.day-block:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-6px);
}

.day-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.day-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.day-block:hover .day-image img {
    transform: scale(1.08);
}

.day-image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 40%, rgba(10,22,40,0.7) 100%);
    display: flex;
    align-items: flex-end;
    padding: 20px;
}

.day-number {
    display: inline-block;
    background: var(--gradient-primary);
    color: var(--white);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.9rem;
    padding: 8px 22px;
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-md);
}

.day-number.day-2 {
    background: var(--gradient-accent);
    color: var(--dark);
}

.day-content {
    padding: 24px 28px 28px;
}

.timeline-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.timeline-header i {
    font-size: 1.3rem;
    color: var(--accent);
}

.timeline-header h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--dark);
}

.timeline-list li {
    padding: 10px 0;
    font-size: 0.9rem;
    color: var(--text);
    display: flex;
    gap: 12px;
    align-items: flex-start;
    border-bottom: 1px solid rgba(0,0,0,0.04);
}

.timeline-list li:last-child {
    border-bottom: none;
}

.time-badge {
    display: inline-block;
    background: var(--gradient-primary);
    color: var(--white);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.7rem;
    padding: 3px 10px;
    border-radius: var(--radius-full);
    white-space: nowrap;
    flex-shrink: 0;
    margin-top: 2px;
}

/* Video phụ bên dưới */
.itinerary-extra-videos {
    max-width: 900px;
    margin: 0 auto;
}

.extra-videos-title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--dark);
    text-align: center;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.extra-videos-title i {
    color: var(--primary);
}

.extra-videos-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.video-wrapper.video-small {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.extra-video-label {
    text-align: center;
    margin-top: 10px;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-light);
}

/* ===== PRICING SECTION ===== */
.pricing {
    padding: 100px 0;
    background: var(--gradient-dark);
    position: relative;
    overflow: hidden;
}

.pricing::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(0,168,232,0.1) 0%, transparent 60%);
    border-radius: 50%;
}

.pricing .section-header .section-tag {
    background: rgba(255,184,0,0.15);
    color: var(--accent-light);
}

.pricing .section-title {
    color: var(--white);
}

.pricing .section-title .gradient-text {
    background: linear-gradient(135deg, var(--accent-light), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Layout 2 cột: gallery + pricing card */
.pricing-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

.pricing-card-wrapper {
    position: sticky;
    top: 100px;
}

/* Gallery ảnh minh họa */
.pricing-gallery {
    position: relative;
}

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

.gallery-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
}

.gallery-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.gallery-item.gallery-large {
    grid-column: span 2;
    height: 260px;
}

.gallery-item:not(.gallery-large) {
    height: 180px;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.gallery-item:hover img {
    transform: scale(1.08);
}

.gallery-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(10,22,40,0.85));
    padding: 16px;
    color: var(--white);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.gallery-label i {
    color: var(--accent);
}

.pricing-card {
    background: rgba(255,255,255,0.06);
    backdrop-filter: blur(30px);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-xl);
    padding: 48px 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.pricing-ribbon {
    position: absolute;
    top: 24px;
    right: -36px;
    background: var(--gradient-accent);
    color: var(--dark);
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 0.75rem;
    padding: 6px 50px;
    transform: rotate(45deg);
    letter-spacing: 2px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.pricing-header h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 4px;
}

.pricing-header p {
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
    margin-bottom: 28px;
}

.pricing-amount {
    margin-bottom: 36px;
    padding: 20px 0;
    border-top: 1px solid rgba(255,255,255,0.1);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.price-currency {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: rgba(255,255,255,0.6);
    vertical-align: super;
    margin-right: 4px;
}

.price-value {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 900;
    color: var(--accent);
    letter-spacing: -1px;
}

.price-per {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.5);
    margin-left: 4px;
}

.pricing-features {
    text-align: left;
    margin-bottom: 32px;
}

.pricing-feature {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    color: rgba(255,255,255,0.85);
    font-size: 0.95rem;
}

.pricing-feature i {
    color: var(--success);
    font-size: 0.9rem;
    flex-shrink: 0;
}

.pricing-feature.highlight {
    background: rgba(255,184,0,0.1);
    border-radius: var(--radius-sm);
    padding: 12px;
    margin-top: 8px;
    border: 1px solid rgba(255,184,0,0.2);
}

.pricing-feature.highlight i {
    color: var(--accent);
}

.pricing-feature.highlight span {
    color: var(--accent-light);
    font-weight: 600;
}

.pricing-conditions {
    text-align: left;
    background: rgba(255,255,255,0.04);
    border-radius: var(--radius-md);
    padding: 20px;
    margin-bottom: 32px;
}

.pricing-conditions h4 {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    color: rgba(255,255,255,0.7);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.pricing-conditions ul {
    list-style: disc;
    padding-left: 20px;
}

.pricing-conditions li {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.55);
    padding: 4px 0;
    line-height: 1.6;
}

/* ===== WHY US SECTION ===== */
.why-us {
    padding: 100px 0;
    background: var(--light);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.why-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px 28px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(0,102,204,0.05);
    position: relative;
}

.why-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.why-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 72px;
    height: 72px;
    background: var(--gradient-primary);
    border-radius: 50%;
    color: var(--white);
    font-size: 1.6rem;
    margin-bottom: 20px;
    transition: var(--transition);
}

.why-card:hover .why-icon {
    transform: scale(1.1);
    box-shadow: var(--shadow-glow);
}

.why-card h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}

.why-card p {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.7;
}

/* ===== BOOKING SECTION ===== */
.booking {
    padding: 100px 0;
    background: var(--white);
}

.booking-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.booking-info .section-tag {
    background: rgba(0,102,204,0.08);
}

.booking-info .section-title {
    text-align: left;
    margin-bottom: 16px;
}

.booking-info > p {
    color: var(--text-light);
    font-size: 1.05rem;
    margin-bottom: 36px;
    line-height: 1.8;
}

.booking-contact-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.booking-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: 14px;
    color: var(--white);
    font-size: 1rem;
    flex-shrink: 0;
}

.booking-contact-item strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 2px;
}

.booking-contact-item a {
    color: var(--primary);
    font-weight: 500;
}

.booking-contact-item a:hover {
    color: var(--primary-dark);
}

.booking-contact-item span {
    font-size: 0.9rem;
    color: var(--text-light);
}

.booking-form-wrap {
    position: relative;
}

.booking-form {
    background: var(--white);
    border: 1px solid rgba(0,102,204,0.1);
    border-radius: var(--radius-xl);
    padding: 36px;
    box-shadow: var(--shadow-lg);
}

.booking-form h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.booking-form h3 i {
    color: var(--primary);
}

.form-group {
    margin-bottom: 18px;
}

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

.form-group label {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 6px;
}

.form-group label i {
    color: var(--primary);
    margin-right: 4px;
    font-size: 0.85em;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid rgba(0,102,204,0.1);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--text);
    background: var(--light);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(0,102,204,0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-note {
    text-align: center;
    margin-top: 12px;
    font-size: 0.8rem;
    color: var(--text-lighter);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.form-note i {
    color: var(--success);
}

/* ===== THÔNG BÁO THÀNH CÔNG ===== */
.form-success {
    text-align: center;
    padding: 60px 36px;
    background: var(--white);
    border: 1px solid rgba(0,102,204,0.1);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.success-icon {
    font-size: 4rem;
    color: var(--success);
    margin-bottom: 20px;
    animation: success-bounce 0.5s ease;
}

@keyframes success-bounce {
    0% { transform: scale(0); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

.form-success h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}

.form-success p {
    color: var(--text-light);
    margin-bottom: 24px;
}

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

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.2fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.4rem;
    color: var(--white);
    margin-bottom: 16px;
}

.footer-about p {
    font-size: 0.9rem;
    line-height: 1.8;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    background: rgba(255,255,255,0.08);
    border-radius: 12px;
    color: rgba(255,255,255,0.6);
    font-size: 1rem;
    transition: var(--transition);
}

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

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 20px;
}

.footer-links ul li {
    margin-bottom: 10px;
}

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

.footer-links ul a:hover {
    color: var(--accent);
    padding-left: 6px;
}

.footer-contact ul li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 14px;
    font-size: 0.9rem;
}

.footer-contact ul li i {
    color: var(--accent);
    margin-top: 4px;
    flex-shrink: 0;
}

.footer-contact ul a {
    color: rgba(255,255,255,0.7);
}

.footer-contact ul a:hover {
    color: var(--accent);
}

.footer-bottom {
    padding: 20px 0;
    text-align: center;
    font-size: 0.82rem;
    color: rgba(255,255,255,0.4);
}

/* ===== NÚT NỔI (FLOATING CTA) ===== */
.floating-cta {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 12px;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

.floating-cta.visible {
    opacity: 1;
    transform: translateY(0);
}

.floating-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    color: var(--white);
    font-size: 1.3rem;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    position: relative;
}

.floating-phone {
    background: var(--success);
    animation: phone-ring 2s infinite;
}

@keyframes phone-ring {
    0%, 100% { transform: rotate(0); }
    10% { transform: rotate(-10deg); }
    20% { transform: rotate(10deg); }
    30% { transform: rotate(-10deg); }
    40% { transform: rotate(0); }
}

.floating-book {
    background: var(--gradient-accent);
    color: var(--dark);
    width: auto;
    padding: 0 24px;
    border-radius: var(--radius-full);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.9rem;
}

.floating-btn:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-xl);
}

/* ===== ANIMATIONS ===== */
.animate-fade-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s forwards;
}

.animate-fade-down {
    opacity: 0;
    transform: translateY(-20px);
    animation: fadeDown 0.6s forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }
.delay-4 { animation-delay: 0.8s; }

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

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

/* Reveal animations */
[data-reveal] {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-reveal="left"] {
    transform: translateX(-50px);
}

[data-reveal="right"] {
    transform: translateX(50px);
}

[data-reveal].revealed {
    opacity: 1;
    transform: translate(0, 0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .nav-links {
        gap: 20px;
    }

    .resort-grid {
        gap: 40px;
    }

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

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(10,22,40,0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 28px;
        z-index: 998;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links a {
        font-size: 1.2rem;
    }

    .nav-cta {
        display: none;
    }

    .hamburger {
        display: flex;
        z-index: 999;
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-price-box {
        padding: 12px 24px;
    }

    .hero-cta-group {
        flex-direction: column;
        align-items: center;
    }

    .hero-mini-features {
        gap: 12px;
    }

    .mini-feature {
        font-size: 0.8rem;
    }

    .stats-bar .container {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

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

    .resort-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .resort-image img {
        height: 300px;
    }

    .resort-content .section-title {
        text-align: center;
    }

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

    .ent-card-large {
        grid-row: span 1;
        min-height: 300px;
    }

    .itinerary-days {
        grid-template-columns: 1fr;
    }

    .day-image {
        height: 180px;
    }

    .extra-videos-grid {
        grid-template-columns: 1fr;
    }

    .pricing-layout {
        grid-template-columns: 1fr;
    }

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

    .gallery-item.gallery-large {
        height: 200px;
    }

    .gallery-item:not(.gallery-large) {
        height: 140px;
    }

    .pricing-card {
        padding: 36px 24px;
    }

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

    .booking-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .booking-info .section-title {
        text-align: center;
    }

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

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .floating-book span {
        display: none;
    }

    .floating-book {
        width: 56px;
        padding: 0;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.8rem;
    }

    .hero-price-amount {
        font-size: 1.8rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .stats-bar .container {
        grid-template-columns: 1fr;
    }

    .booking-form {
        padding: 24px 20px;
    }
}