/* ===================================
   LILIANG WATERFALL RESORT
   Luxury Investment Website - 5-STAR DESIGN
   Art Director: AI Premium Edition
   Palette: Forest Depth + Golden Prosperity
   === ONLY REAL PHOTOS - NO STOCK ===
   =================================== */

/* CSS Variables - 5-STAR PALETTE */
:root {
    /* PRIMARY COLORS - 5-STAR PALETTE */
    --color-forest-depth: #0A2F23;     /* Hero Dark - Forest Depth */
    --color-morning-mist: #F8F6F0;     /* Background Light - Morning Mist */
    --color-earth-ink: #2C2416;        /* Text Primary - Earth Ink */
    --color-golden-prosperity: #D4AF37; /* Accent Gold - Golden Prosperity */
    
    /* Legacy aliases for compatibility */
    --color-primary: #0A2F23;
    --color-primary-light: #1a5f3d;
    --color-gold: #D4AF37;
    --color-gold-dark: #B8984A;
    --color-ivory: #F8F6F0;
    
    /* SECONDARY COLORS - Support Palette */
    --color-water-clarity: #6B9B8F;    /* Links, Icons secondary */
    --color-sunset-glow: #C67C4E;      /* Hover states, warm highlights */
    --color-stone-grey: #A39889;       /* Text secondary, borders */
    
    /* Neutrals */
    --color-dark: #2C2416;
    --color-gray: #A39889;
    --color-light-gray: #F8F6F0;
    --color-white: #ffffff;
    
    /* Status Colors */
    --color-red: #D64545;
    --color-green: #2d7a3e;
    
    /* Fonts - 5-STAR TYPOGRAPHY */
    --font-heading: 'Cormorant Garamond', serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.2);
    
    /* Transitions - Cinematic */
    --transition-base: all 0.3s ease;
    --transition-smooth: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    --transition-cinematic: all 1.2s cubic-bezier(0.16, 1, 0.3, 1);
    --transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    
    /* Animation timings */
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out-quart: cubic-bezier(0.76, 0, 0.24, 1);
}

/* ===================================
   RESET & BASE STYLES
   =================================== */

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

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

body {
    font-family: var(--font-body);
    color: var(--color-earth-ink);
    line-height: 1.7;
    background-color: var(--color-morning-mist);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-primary);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
}

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

a:hover {
    color: var(--color-gold);
}

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

/* ===================================
   CONTAINER & LAYOUT
   =================================== */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: var(--spacing-xl) 0;
}

.section-header {
    margin-bottom: var(--spacing-lg);
}

.section-header.center {
    text-align: center;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--color-primary);
}

.section-description {
    font-size: 1.1rem;
    color: var(--color-gray);
    max-width: 700px;
    margin: 0 auto;
}

/* Labels */
.label {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    border-radius: 50px;
    margin-bottom: 1rem;
}

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

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

.label-red {
    background-color: var(--color-red);
    color: var(--color-white);
}

/* ===================================
   BUTTONS
   =================================== */

.btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition-smooth);
    text-decoration: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

/* Shine effect for all buttons */
.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    transition: left 0.6s ease;
    z-index: -1;
}

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

.btn-primary {
    background: linear-gradient(135deg, var(--color-forest-depth) 0%, var(--color-primary-light) 100%);
    color: var(--color-white);
    border: 2px solid transparent;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-forest-depth) 100%);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 
        0 15px 40px rgba(10, 47, 35, 0.4),
        0 0 0 2px rgba(212, 175, 55, 0.3);
}

.btn-primary:active {
    transform: translateY(-1px) scale(0.98);
}

.btn-gold {
    background: linear-gradient(135deg, var(--color-golden-prosperity) 0%, var(--color-gold-dark) 100%);
    color: var(--color-white);
    position: relative;
}

.btn-gold::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50px;
    background: radial-gradient(circle at center, rgba(255, 255, 255, 0.3), transparent 70%);
    opacity: 0;
    transition: opacity 0.4s;
    z-index: -1;
}

.btn-gold:hover::after {
    opacity: 1;
}

.btn-gold:hover {
    background: linear-gradient(135deg, #E5C558 0%, var(--color-golden-prosperity) 100%);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 
        0 15px 40px rgba(212, 175, 55, 0.5),
        0 0 30px rgba(212, 175, 55, 0.3),
        inset 0 0 20px rgba(255, 255, 255, 0.2);
}

.btn-outline {
    background: transparent;
    color: var(--color-white);
    border: 2px solid rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(10px);
}

.btn-outline:hover {
    background: var(--color-golden-prosperity);
    border-color: var(--color-golden-prosperity);
    color: var(--color-forest-depth);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 
        0 15px 40px rgba(212, 175, 55, 0.4),
        inset 0 0 20px rgba(255, 255, 255, 0.2);
}

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

.btn-sm {
    padding: 0.5rem 1.5rem;
    font-size: 0.9rem;
}

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

/* ===================================
   NAVIGATION
   =================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(11, 61, 46, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    z-index: 1000;
    transition: var(--transition);
}

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

.nav-brand h2 {
    font-size: 1.8rem;
    color: var(--color-gold);
    margin: 0;
}

.nav-brand .tagline {
    font-size: 0.75rem;
    color: var(--color-ivory);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--color-white);
    transition: var(--transition);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    color: var(--color-ivory);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
}

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

/* ===================================
   HERO SECTION
   =================================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 80px;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: -2;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        rgba(11, 61, 46, 0.7) 0%,
        rgba(11, 61, 46, 0.85) 100%
    );
    z-index: -1;
}

.hero-content {
    text-align: center;
    color: var(--color-white);
    padding: 2rem;
}

.hero-title {
    font-size: 5rem;
    font-weight: 700;
    letter-spacing: 8px;
    color: var(--color-gold);
    margin-bottom: 0.5rem;
    text-shadow: 2px 2px 8px rgba(0,0,0,0.5);
}

.hero-subtitle {
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-ivory);
    margin-bottom: 1rem;
}

.hero-description {
    font-size: 1.3rem;
    font-weight: 300;
    color: var(--color-ivory);
    margin-bottom: 3rem;
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.hero-anchor {
    font-size: 0.95rem;
    color: var(--color-ivory);
    opacity: 0.9;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 4rem;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.stat-card {
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 2rem;
    border-radius: 15px;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    transition: var(--transition);
}

.stat-card:hover {
    background-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.stat-icon {
    font-size: 2.5rem;
    color: var(--color-gold);
}

.stat-content {
    text-align: left;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-white);
    margin: 0;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--color-ivory);
    margin: 0;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    gap: 4px;
    animation: bounce 2s infinite;
}

.scroll-indicator span {
    width: 3px;
    height: 15px;
    background-color: var(--color-gold);
    border-radius: 2px;
}

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

/* ===================================
   OPPORTUNITY SECTION
   =================================== */

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

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

.opportunity-card {
    background-color: var(--color-white);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

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

.opp-icon {
    font-size: 3rem;
    color: var(--color-gold);
    margin-bottom: 1.5rem;
}

.opportunity-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.opportunity-card p {
    color: var(--color-gray);
    margin-bottom: 1.5rem;
}

.distance-list,
.check-list {
    list-style: none;
    padding: 0;
}

.distance-list li,
.check-list li {
    padding: 0.5rem 0;
    color: var(--color-gray);
}

.distance-list i,
.check-list i {
    color: var(--color-green);
    margin-right: 0.75rem;
}

/* ===================================
   HIGHLIGHTS SECTION
   =================================== */

.highlights {
    background-color: var(--color-morning-mist);
}

.highlights-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.highlight-card {
    text-align: center;
    padding: 2rem;
    border: 2px solid var(--color-light-gray);
    border-radius: 15px;
    transition: var(--transition);
}

.highlight-card:hover {
    border-color: var(--color-gold);
    background-color: var(--color-ivory);
    transform: translateY(-5px);
}

.highlight-icon {
    font-size: 3rem;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.highlight-card h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--color-primary);
}

.highlight-card p {
    font-size: 0.95rem;
    color: var(--color-gray);
    line-height: 1.6;
}

/* ===================================
   FOR WHOM SECTION (TABS)
   =================================== */

.for-whom {
    background-color: var(--color-white);
}

.tabs {
    margin-top: 3rem;
}

.tab-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 1rem 2rem;
    background-color: var(--color-white);
    color: var(--color-primary);
    border: 2px solid transparent;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.tab-btn:hover {
    border-color: var(--color-gold);
    background-color: var(--color-ivory);
}

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

.tab-content {
    display: none;
    background-color: var(--color-white);
    padding: 3rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.tab-inner h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.lead {
    font-size: 1.2rem;
    color: var(--color-gray);
    margin-bottom: 2rem;
}

.benefit-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-bottom: 2rem;
}

.benefit-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.benefit-item i {
    font-size: 1.5rem;
    color: var(--color-gold);
    margin-top: 0.25rem;
}

.benefit-item p {
    margin: 0;
}

/* ===================================
   INVESTMENT SECTION
   =================================== */

.investment {
    background-color: var(--color-morning-mist);
}

.investment-table-wrapper {
    overflow-x: auto;
    margin-top: 2rem;
}

.investment-table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--color-white);
    box-shadow: var(--shadow-md);
    border-radius: 15px;
    overflow: hidden;
}

.investment-table thead {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.investment-table th,
.investment-table td {
    padding: 1.5rem;
    text-align: left;
}

.investment-table tbody tr {
    border-bottom: 1px solid var(--color-light-gray);
}

.investment-table tbody tr:hover {
    background-color: var(--color-ivory);
}

.investment-table tbody tr.highlight-row {
    background-color: #FFF9E6;
}

.highlight-number {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-primary);
}

.confidential {
    font-weight: 600;
    color: var(--color-gold);
}

.master-plan-preview {
    margin-top: 4rem;
}

.master-plan-image img {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
    cursor: pointer;
    transition: var(--transition);
}

.master-plan-image img:hover {
    transform: scale(1.02);
}

/* ===================================
   EXIT SCENARIOS SECTION
   =================================== */

.exit-scenarios {
    background-color: var(--color-white);
}

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

.scenario-card {
    background-color: var(--color-white);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    position: relative;
    transition: var(--transition);
}

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

.scenario-card.featured {
    border: 3px solid var(--color-gold);
}

.scenario-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.scenario-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.scenario-details {
    margin-bottom: 2rem;
}

.scenario-details p {
    margin-bottom: 0.75rem;
    color: var(--color-gray);
}

.scenario-timeline {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-gold);
    font-weight: 600;
}

.recommended-badge {
    position: absolute;
    top: -15px;
    right: 20px;
    background-color: var(--color-gold);
    color: var(--color-white);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
}

/* ===================================
   LEGAL & AUDIT SECTION
   =================================== */

.legal-audit {
    background-color: var(--color-morning-mist);
}

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

.legal-card {
    background-color: var(--color-light-gray);
    padding: 2.5rem;
    border-radius: 15px;
    text-align: center;
}

.legal-icon {
    font-size: 3rem;
    color: var(--color-green);
    margin-bottom: 1.5rem;
}

.legal-card h4 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.legal-card p {
    color: var(--color-gray);
}

/* ===================================
   PRESS & TESTIMONIALS SECTION
   =================================== */

.press-testimonials {
    background-color: var(--color-white);
}

.press-logos {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
    margin: 3rem 0;
}

.press-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-gray);
    opacity: 0.6;
    transition: var(--transition);
}

.press-logo:hover {
    opacity: 1;
    color: var(--color-primary);
}

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

.testimonial-card {
    background-color: var(--color-white);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
}

.quote-icon {
    font-size: 2rem;
    color: var(--color-gold);
    margin-bottom: 1rem;
}

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

.testimonial-author strong {
    color: var(--color-primary);
    display: block;
    margin-bottom: 0.25rem;
}

.testimonial-author span {
    font-size: 0.9rem;
    color: var(--color-gray);
}

/* ===================================
   GALLERY SECTION
   =================================== */

.gallery {
    background-color: var(--color-morning-mist);
}

.gallery-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin: 2rem 0;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background-color: var(--color-white);
    color: var(--color-primary);
    border: 2px solid var(--color-light-gray);
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

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

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    cursor: pointer;
    aspect-ratio: 4/3;
}

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

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(11, 61, 46, 0.9), transparent);
    padding: 2rem 1.5rem;
    color: var(--color-white);
    transform: translateY(100%);
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-overlay h4 {
    color: var(--color-white);
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.gallery-overlay p {
    font-size: 0.9rem;
    color: var(--color-ivory);
    margin: 0;
}

/* ===================================
   TOUR BOOKING SECTION
   =================================== */

.tour-booking {
    background-color: var(--color-forest-depth);
    color: var(--color-white);
}

.tour-booking-card {
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.2);
    padding: 4rem;
    border-radius: 20px;
}

.tour-booking-content h2 {
    color: var(--color-white);
    margin-bottom: 1rem;
}

.tour-booking-content p {
    color: var(--color-ivory);
    font-size: 1.1rem;
}

.tour-features {
    list-style: none;
    margin: 2rem 0;
}

.tour-features li {
    padding: 0.75rem 0;
    color: var(--color-ivory);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.tour-features i {
    color: var(--color-gold);
    font-size: 1.2rem;
}

.tour-next-date {
    font-size: 1.1rem;
    margin: 2rem 0;
    color: var(--color-gold);
}

/* ===================================
   FAQ SECTION
   =================================== */

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

.faq-list {
    max-width: 800px;
    margin: 3rem auto 0;
}

.faq-item {
    background-color: var(--color-white);
    margin-bottom: 1rem;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.faq-question {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.faq-question:hover {
    background-color: var(--color-ivory);
}

.faq-question h4 {
    margin: 0;
    font-size: 1.1rem;
    color: var(--color-primary);
}

.faq-question i {
    color: var(--color-gold);
    transition: var(--transition);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 1.5rem 1.5rem;
    color: var(--color-gray);
    line-height: 1.7;
    margin: 0;
}

/* ===================================
   CONTACT SECTION
   =================================== */

.contact {
    background-color: var(--color-morning-mist);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
    margin-top: 3rem;
}

.contact-info h3 {
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--color-gold);
    margin-top: 0.25rem;
}

.contact-item strong {
    display: block;
    color: var(--color-primary);
    margin-bottom: 0.25rem;
}

.contact-item a {
    color: var(--color-gray);
}

.contact-item a:hover {
    color: var(--color-gold);
}

/* Forms */
.contact-form-wrapper,
.contact-form {
    background-color: var(--color-light-gray);
    padding: 2.5rem;
    border-radius: 15px;
}

.contact-form h3 {
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--color-light-gray);
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-gold);
}

.form-group.checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.form-group.checkbox label {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--color-gray);
}

.form-group.checkbox input[type="checkbox"] {
    width: auto;
    margin-top: 0.25rem;
    cursor: pointer;
}

.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.link-underline {
    text-decoration: underline;
}

/* ===================================
   FOOTER
   =================================== */

.footer {
    background-color: var(--color-forest-depth);
    color: var(--color-ivory);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand h3 {
    color: var(--color-gold);
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.footer-brand p {
    margin: 0;
}

.footer-tagline {
    font-style: italic;
    opacity: 0.8;
}

.footer h4 {
    color: var(--color-gold);
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.footer p,
.footer a {
    color: var(--color-ivory);
    margin-bottom: 0.5rem;
}

.footer a:hover {
    color: var(--color-gold);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 2rem;
    text-align: center;
    color: var(--color-ivory);
    opacity: 0.8;
}

/* ===================================
   FLOATING BUTTONS
   =================================== */

.floating-buttons {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    z-index: 999;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

.floating-buttons.show {
    opacity: 1;
    transform: translateY(0);
}

.floating-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--color-white);
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.floating-btn:hover {
    transform: scale(1.1);
}

.zalo-btn {
    background-color: #0068FF;
}

.whatsapp-btn {
    background-color: #25D366;
}

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

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--color-primary);
    color: var(--color-white);
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--color-gold);
    transform: translateY(-5px);
}

/* ===================================
   MODALS
   =================================== */

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
    overflow-y: auto;
}

.modal.active {
    display: block;
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.modal-content {
    position: relative;
    max-width: 600px;
    margin: 3rem auto;
    background-color: var(--color-white);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--color-light-gray);
    border: none;
    font-size: 1.2rem;
    color: var(--color-dark);
    cursor: pointer;
    transition: var(--transition);
}

.modal-close:hover {
    background-color: var(--color-red);
    color: var(--color-white);
}

.modal-content h3 {
    margin-bottom: 1rem;
}

.modal-content p {
    color: var(--color-gray);
    margin-bottom: 2rem;
}

/* Image Modal */
.image-modal-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    margin: 3rem auto;
}

.image-modal-content img {
    width: 100%;
    height: auto;
    border-radius: 10px;
}

/* ===================================
   TOAST NOTIFICATION
   =================================== */

.toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 1rem 2rem;
    border-radius: 50px;
    box-shadow: var(--shadow-lg);
    z-index: 3000;
    opacity: 0;
    transition: var(--transition);
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.toast.success {
    background-color: var(--color-green);
}

.toast.error {
    background-color: var(--color-red);
}

/* ===================================
   UTILITY CLASSES
   =================================== */

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

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

/* ===================================
   RESPONSIVE DESIGN
   =================================== */

@media (max-width: 1024px) {
    /* Container */
    .container {
        padding: 0 1.5rem;
    }
    
    /* Hero */
    .hero-title {
        font-size: 4rem;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    /* Grids */
    .opportunity-grid,
    .highlights-grid,
    .scenarios-grid,
    .legal-grid,
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .benefit-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    /* Typography */
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.5rem; }
    
    .section {
        padding: var(--spacing-lg) 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    /* Navigation */
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--color-primary);
        flex-direction: column;
        padding: 2rem;
        transition: var(--transition);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    /* Hero */
    .hero-title {
        font-size: 3rem;
        letter-spacing: 4px;
    }
    
    .hero-subtitle {
        font-size: 1.5rem;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    /* Grids */
    .opportunity-grid,
    .highlights-grid,
    .scenarios-grid,
    .legal-grid,
    .testimonials-grid,
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    /* Floating Buttons */
    .floating-buttons {
        bottom: 1rem;
        right: 1rem;
    }
    
    .floating-btn {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
    
    /* Modal */
    .modal-content {
        margin: 1rem;
        padding: 2rem;
    }
}

@media (max-width: 480px) {
    /* Hero */
    .hero-title {
        font-size: 2.5rem;
        letter-spacing: 2px;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .stat-card {
        flex-direction: column;
        text-align: center;
    }
    
    /* Buttons */
    .btn-lg {
        padding: 0.9rem 1.5rem;
        font-size: 1rem;
    }
    
    /* Cards */
    .opportunity-card,
    .highlight-card,
    .scenario-card,
    .legal-card,
    .testimonial-card {
        padding: 1.5rem;
    }
}

/* ===================================
   PRINT STYLES
   =================================== */

@media print {
    .navbar,
    .floating-buttons,
    .back-to-top,
    .modal {
        display: none !important;
    }
}