/* ============================================
   CYKE L16TT Landing Page Styles
   Premium Design - Tết Theme
   ============================================ */

/* CSS Variables */
:root {
    /* Colors - Tết Theme */
    --primary: #D4212F;
    --primary-dark: #B01A26;
    --primary-light: #FF4B5C;
    --secondary: #FFD700;
    --secondary-dark: #E5C100;

    /* Neutrals */
    --dark: #1A1A2E;
    --dark-light: #16213E;
    --gray-900: #212529;
    --gray-800: #343a40;
    --gray-700: #495057;
    --gray-600: #6c757d;
    --gray-500: #adb5bd;
    --gray-400: #ced4da;
    --gray-300: #dee2e6;
    --gray-200: #e9ecef;
    --gray-100: #f8f9fa;
    --white: #ffffff;

    /* Accents */
    --success: #28a745;
    --warning: #ffc107;
    --danger: #dc3545;
    --info: #17a2b8;

    /* Typography */
    --font-family: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Spacing */
    --section-padding: 80px 0;
    --container-padding: 0 20px;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.2);

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 9999px;
}

/* Reset & Base */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
    color: inherit;
}

ul,
ol {
    list-style: none;
}

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

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.3;
    color: var(--gray-900);
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.1rem;
    text-align: center;
    color: var(--gray-600);
    margin-bottom: 3rem;
}

.highlight {
    color: var(--primary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    font-family: inherit;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(212, 33, 47, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(212, 33, 47, 0.5);
}

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

.btn-lg {
    padding: 18px 36px;
    font-size: 1.1rem;
}

.btn-block {
    width: 100%;
}

/* ============================================
   Announcement Bar
   ============================================ */
.announcement-bar {
    background: linear-gradient(90deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 12px 0;
    text-align: center;
}

.announcement-text {
    font-size: 0.95rem;
}

.countdown {
    display: inline-block;
    font-weight: 700;
    background: var(--secondary);
    color: var(--dark);
    padding: 2px 10px;
    border-radius: var(--radius-sm);
    margin-left: 5px;
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    background: linear-gradient(135deg, #FFF5F5 0%, #FFF 50%, #FFFBEB 100%);
    padding: 60px 0 120px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(212, 33, 47, 0.1) 0%, transparent 70%);
    z-index: 0;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-dark) 100%);
    color: var(--dark);
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 20px;
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }
}

.hero-title {
    font-size: 3rem;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--gray-700);
    margin-bottom: 30px;
}

.hero-cta {
    margin-bottom: 30px;
}

.hero-guarantee {
    font-size: 0.9rem;
    color: var(--gray-600);
    margin-top: 12px;
}

.hero-stats {
    display: flex;
    gap: 40px;
}

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

.stat-number {
    display: block;
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--gray-600);
}

.hero-image {
    position: relative;
}

.product-showcase {
    position: relative;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {

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

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

.product-img {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.15));
}

.product-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--primary);
    color: var(--white);
    padding: 10px 20px;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 0.9rem;
    animation: pulse 1.5s infinite;
}

.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
}

.hero-wave svg {
    display: block;
    width: 100%;
    height: auto;
}

/* ============================================
   Pain Point Section
   ============================================ */
.pain-point {
    padding: var(--section-padding);
    background: var(--white);
}

.pain-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.pain-card {
    background: linear-gradient(135deg, #FFF5F5 0%, #FFF 100%);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 30px;
    transition: all var(--transition-normal);
}

.pain-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.pain-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.pain-card h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--primary);
}

.pain-card p {
    color: var(--gray-700);
    font-size: 0.95rem;
}

.pain-conclusion {
    text-align: center;
    padding: 30px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius-lg);
    color: var(--white);
}

.conclusion-text {
    font-size: 1.2rem;
}

/* ============================================
   Solution Section
   ============================================ */
.solution {
    padding: var(--section-padding);
    background: linear-gradient(180deg, #FFF 0%, #F8F9FA 100%);
}

.solution-intro {
    text-align: center;
    margin-bottom: 50px;
}

.solution-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--success) 0%, #20c997 100%);
    color: var(--white);
    padding: 8px 20px;
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 15px;
}

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

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

.solution-img {
    max-width: 90%;
    margin: 0 auto;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.1));
}

.solution-features {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.feature-item {
    display: flex;
    gap: 20px;
    padding: 20px;
    background: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.feature-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(5px);
}

.feature-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.feature-text h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
    color: var(--gray-900);
}

.feature-text p {
    font-size: 0.95rem;
    color: var(--gray-600);
}

/* ============================================
   How It Works Section
   ============================================ */
.how-it-works {
    padding: var(--section-padding);
    background: var(--white);
}

.steps-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.step-card {
    flex: 1;
    min-width: 250px;
    max-width: 300px;
    text-align: center;
    padding: 40px 30px;
    background: linear-gradient(135deg, #FFF 0%, #F8F9FA 100%);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    position: relative;
}

.step-number {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
}

.step-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.step-card h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.step-card p {
    font-size: 0.95rem;
    color: var(--gray-600);
}

.step-arrow {
    font-size: 2rem;
    color: var(--primary);
    font-weight: 700;
}

/* ============================================
   Testimonials Section
   ============================================ */
.testimonials {
    padding: var(--section-padding);
    background: linear-gradient(180deg, #F8F9FA 0%, #FFF 100%);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin-bottom: 40px;
}

.testimonial-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 25px;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.testimonial-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--gray-200);
}

.testimonial-info h4 {
    font-size: 1rem;
    margin-bottom: 2px;
}

.testimonial-rating {
    font-size: 0.85rem;
    letter-spacing: 1px;
}

.verified-badge {
    margin-left: auto;
    background: #E8F5E9;
    color: var(--success);
    font-size: 0.75rem;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    font-weight: 600;
}

.testimonial-text {
    font-size: 0.95rem;
    color: var(--gray-700);
    margin-bottom: 15px;
    line-height: 1.7;
}

.testimonial-image img {
    border-radius: var(--radius-md);
    width: 100%;
}

/* Chat Screenshot */
.testimonial-chat {
    padding: 0;
    overflow: hidden;
}

.chat-header {
    background: linear-gradient(135deg, #075E54 0%, #128C7E 100%);
    color: var(--white);
    padding: 15px 20px;
}

.chat-label {
    font-weight: 600;
}

.chat-screenshot img {
    width: 100%;
}

/* Video Testimonial */
.testimonial-video {
    padding: 0;
    overflow: hidden;
}

.video-header {
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 100%);
    color: var(--white);
    padding: 15px 20px;
}

.video-label {
    font-weight: 600;
}

.video-container {
    position: relative;
    cursor: pointer;
}

.video-thumbnail {
    width: 100%;
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 70px;
    height: 70px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary);
    transition: all var(--transition-normal);
}

.video-container:hover .play-button {
    transform: translate(-50%, -50%) scale(1.1);
    background: var(--white);
}

.video-caption {
    padding: 15px 20px;
    font-size: 0.9rem;
    color: var(--gray-600);
    text-align: center;
}

.more-reviews {
    text-align: center;
    font-size: 1.1rem;
    color: var(--gray-700);
}

/* ============================================
   Guarantee Section
   ============================================ */
.guarantee {
    padding: var(--section-padding);
    background: linear-gradient(135deg, #FFF5F5 0%, #FFF 50%, #FFFBEB 100%);
}

.guarantee-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.guarantee-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px 30px;
    text-align: center;
    box-shadow: var(--shadow-md);
    border: 2px solid transparent;
    transition: all var(--transition-normal);
}

.guarantee-card:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
}

.guarantee-icon {
    font-size: 3.5rem;
    margin-bottom: 20px;
}

.guarantee-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--primary);
}

.guarantee-card p {
    font-size: 0.95rem;
    color: var(--gray-700);
    line-height: 1.7;
}

.extra-guarantees {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.extra-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1rem;
    color: var(--gray-700);
}

.extra-icon {
    font-size: 1.5rem;
}

/* ============================================
   Pricing & Order Section
   ============================================ */
.pricing {
    padding: var(--section-padding);
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 100%);
    color: var(--white);
}

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

.pricing-info .section-title {
    text-align: left;
    color: var(--white);
}

.pricing-box {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 30px;
    margin-bottom: 30px;
}

.price-compare {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 10px;
}

.old-price {
    font-size: 1.5rem;
    text-decoration: line-through;
    color: var(--gray-500);
}

.discount-badge {
    background: var(--secondary);
    color: var(--dark);
    padding: 5px 12px;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 0.9rem;
}

.current-price {
    display: flex;
    align-items: baseline;
}

.price-number {
    font-size: 4rem;
    font-weight: 800;
    color: var(--secondary);
}

.price-currency {
    font-size: 2rem;
    font-weight: 700;
    color: var(--secondary);
}

.price-note {
    font-size: 0.95rem;
    color: var(--gray-400);
    margin-top: 10px;
}

#stock-count {
    color: var(--primary-light);
    font-weight: 700;
}

.package-includes {
    margin-bottom: 30px;
}

.package-includes h4 {
    font-size: 1.1rem;
    margin-bottom: 15px;
    color: var(--white);
}

.package-includes ul li {
    padding: 8px 0;
    color: var(--gray-300);
}

/* Special Gift Offer */
.special-gift-offer {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.15) 0%, rgba(255, 215, 0, 0.05) 100%);
    border: 2px solid var(--secondary);
    border-radius: var(--radius-lg);
    padding: 20px;
    margin-bottom: 25px;
    position: relative;
    overflow: hidden;
}

.special-gift-offer::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg,
            transparent 40%,
            rgba(255, 215, 0, 0.1) 50%,
            transparent 60%);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% {
        transform: translateX(-100%) rotate(45deg);
    }

    100% {
        transform: translateX(100%) rotate(45deg);
    }
}

.gift-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    position: relative;
    z-index: 1;
}

.gift-badge {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-dark) 100%);
    color: var(--dark);
    padding: 6px 15px;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 0.9rem;
    animation: pulse 2s infinite;
}

.gift-limited {
    color: var(--white);
    font-size: 0.9rem;
}

.gift-limited strong {
    color: var(--secondary);
    font-size: 1.1rem;
}

.gift-content {
    display: flex;
    gap: 20px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.gift-image {
    flex-shrink: 0;
    width: 120px;
    height: 120px;
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gift-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.gift-info {
    flex: 1;
}

.gift-info h4 {
    color: var(--secondary);
    font-size: 1rem;
    margin-bottom: 5px;
}

.gift-value {
    color: var(--gray-300);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.gift-price {
    text-decoration: line-through;
    color: var(--gray-500);
}

.gift-features {
    list-style: none;
    margin-bottom: 10px;
}

.gift-features li {
    color: var(--gray-300);
    font-size: 0.85rem;
    padding: 3px 0;
}

.gift-condition {
    color: var(--secondary);
    font-size: 0.8rem;
    font-style: italic;
}

.urgency-box {
    background: rgba(212, 33, 47, 0.3);
    border: 1px solid var(--primary);
    border-radius: var(--radius-md);
    padding: 20px;
    text-align: center;
}

.countdown-big {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--secondary);
    margin-top: 10px;
}

/* Order Form */
.order-form-container {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.order-form-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    padding: 25px 30px;
    text-align: center;
}

.order-form-header h3 {
    color: var(--white);
    font-size: 1.4rem;
    margin-bottom: 5px;
}

.order-form-header p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.95rem;
}

.order-form {
    padding: 30px;
}

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

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--gray-800);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: inherit;
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(212, 33, 47, 0.1);
}

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

#submit-btn {
    margin-top: 10px;
    font-size: 1.2rem;
    padding: 20px;
}

.form-footer {
    text-align: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--gray-200);
}

.form-footer p {
    color: var(--gray-600);
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.payment-methods {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: var(--gray-600);
    font-size: 0.85rem;
}

.payment-icon {
    height: 30px;
    width: auto;
}

/* ============================================
   FAQ Section
   ============================================ */
.faq {
    padding: var(--section-padding);
    background: var(--white);
}

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

.faq-item {
    border-bottom: 1px solid var(--gray-200);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--gray-800);
    text-align: left;
    font-family: inherit;
    transition: color var(--transition-fast);
}

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

.faq-icon {
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--primary);
    transition: transform var(--transition-normal);
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

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

.faq-answer p {
    padding-bottom: 20px;
    color: var(--gray-600);
    line-height: 1.8;
}

/* ============================================
   Contact Section
   ============================================ */
.contact {
    padding: var(--section-padding);
    background: linear-gradient(180deg, #F8F9FA 0%, #FFF 100%);
}

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

.contact-info h3 {
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.contact-info p {
    color: var(--gray-600);
    margin-bottom: 30px;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 30px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.contact-item:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-lg);
}

.contact-icon {
    font-size: 2rem;
}

.contact-label {
    display: block;
    font-size: 0.85rem;
    color: var(--gray-600);
}

.contact-value {
    display: block;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--gray-900);
}

.contact-phone:hover {
    background: linear-gradient(135deg, #E8F5E9 0%, #FFF 100%);
}

.contact-zalo:hover {
    background: linear-gradient(135deg, #E3F2FD 0%, #FFF 100%);
}

.working-hours {
    color: var(--gray-600);
}

.company-info {
    background: var(--white);
    padding: 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.company-info h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--gray-900);
}

.company-info p {
    margin-bottom: 10px;
    color: var(--gray-700);
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--dark);
    color: var(--gray-400);
    padding: 30px 0;
    text-align: center;
}

.footer p {
    margin-bottom: 5px;
}

.footer-note {
    color: var(--gray-500);
    font-size: 0.9rem;
}

/* ============================================
   Sticky CTA Mobile
   ============================================ */
.sticky-cta-mobile {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 15px 20px;
    background: var(--white);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    display: none;
}

/* ============================================
   Zalo Chat Button
   ============================================ */
.zalo-chat-btn {
    position: fixed;
    bottom: 100px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: #0068FF;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(0, 104, 255, 0.4);
    z-index: 1000;
    transition: all var(--transition-normal);
    animation: bounce 2s infinite;
}

@keyframes bounce {

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

    50% {
        transform: translateY(-10px);
    }
}

.zalo-chat-btn:hover {
    transform: scale(1.1);
    animation: none;
}

.zalo-chat-btn img {
    width: 35px;
    height: 35px;
}

.zalo-tooltip {
    position: absolute;
    right: 70px;
    background: var(--dark);
    color: var(--white);
    padding: 8px 15px;
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.zalo-chat-btn:hover .zalo-tooltip {
    opacity: 1;
    visibility: visible;
}

/* ============================================
   Messenger Chat Button
   ============================================ */
.messenger-chat-btn {
    position: fixed;
    bottom: 170px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #0099FF 0%, #7C32FF 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(0, 153, 255, 0.4);
    z-index: 1000;
    transition: all var(--transition-normal);
    animation: bounce 2s infinite;
    animation-delay: 0.5s;
}

.messenger-chat-btn:hover {
    transform: scale(1.1);
    animation: none;
}

.messenger-chat-btn img {
    width: 35px;
    height: 35px;
}

.messenger-tooltip {
    position: absolute;
    right: 70px;
    background: var(--dark);
    color: var(--white);
    padding: 8px 15px;
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.messenger-chat-btn:hover .messenger-tooltip {
    opacity: 1;
    visibility: visible;
}

/* ============================================
   Modal
   ============================================ */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 20px;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 50px 40px;
    text-align: center;
    max-width: 450px;
    width: 100%;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

.modal-icon {
    font-size: 4rem;
    margin-bottom: 20px;
}

.modal-content h3 {
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: var(--success);
}

.modal-content p {
    margin-bottom: 10px;
    color: var(--gray-700);
}

.modal-phone {
    background: #FFF3CD;
    padding: 15px;
    border-radius: var(--radius-md);
    margin: 20px 0;
    font-weight: 600;
    color: #856404;
}

.modal-content .btn {
    margin-top: 20px;
    padding: 15px 50px;
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-text {
        order: 1;
    }

    .hero-image {
        order: 0;
        margin-bottom: 30px;
    }

    .hero-stats {
        justify-content: center;
    }

    .solution-content {
        grid-template-columns: 1fr;
    }

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

    .contact-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .section-title {
        font-size: 1.8rem;
    }

    .hero-title {
        font-size: 2rem;
    }

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

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

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

    .steps-grid {
        flex-direction: column;
    }

    .step-arrow {
        transform: rotate(90deg);
    }

    .sticky-cta-mobile {
        display: block;
    }

    .zalo-chat-btn {
        bottom: 90px;
    }

    .pricing {
        padding-bottom: 120px;
    }

    .price-number {
        font-size: 3rem;
    }

    .hero-stats {
        gap: 20px;
    }

    .stat-number {
        font-size: 1.4rem;
    }

    .extra-guarantees {
        flex-direction: column;
        gap: 15px;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero {
        padding: 40px 0 80px;
    }

    .hero-title {
        font-size: 1.7rem;
    }

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

    .btn-lg {
        padding: 15px 25px;
        font-size: 1rem;
    }

    .announcement-text {
        font-size: 0.85rem;
    }

    .section-padding {
        padding: 50px 0;
    }

    .order-form {
        padding: 20px;
    }

    .countdown-big {
        font-size: 1.4rem;
    }
}

/* ============================================
   Utility Classes
   ============================================ */
.text-center {
    text-align: center;
}

.text-primary {
    color: var(--primary);
}

.text-success {
    color: var(--success);
}

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

.mt-3 {
    margin-top: 1rem;
}

/* Loading States */
.btn.loading {
    pointer-events: none;
    opacity: 0.7;
}

.btn.loading::after {
    content: '';
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top-color: var(--white);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-left: 10px;
}

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

/* ============================================
   Social Proof Popup
   ============================================ */
.social-proof-popup {
    position: fixed;
    bottom: 100px;
    left: 20px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    z-index: 1000;
    max-width: 320px;
    overflow: hidden;
    transform: translateX(-120%);
    opacity: 0;
    transition: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.social-proof-popup.show {
    transform: translateX(0);
    opacity: 1;
}

.social-proof-popup.hide {
    transform: translateX(-120%);
    opacity: 0;
}

.social-proof-content {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 15px;
    position: relative;
}

.social-proof-icon {
    font-size: 2rem;
    flex-shrink: 0;
    animation: bounce 1s ease infinite;
}

@keyframes bounce {

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

    50% {
        transform: translateY(-5px);
    }
}

.social-proof-text {
    flex: 1;
}

.social-proof-text p {
    margin: 0;
    line-height: 1.4;
}

.social-proof-name {
    font-size: 0.95rem;
    color: var(--gray-900);
}

.social-proof-location {
    font-size: 0.8rem;
    color: var(--gray-500);
}

.social-proof-action {
    font-size: 0.85rem;
    color: var(--gray-700);
    margin-top: 4px !important;
}

.social-proof-time {
    font-size: 0.75rem;
    color: var(--success);
    margin-top: 4px !important;
}

.social-proof-close {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 24px;
    height: 24px;
    border: none;
    background: var(--gray-100);
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    line-height: 1;
    color: var(--gray-500);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.social-proof-close:hover {
    background: var(--gray-200);
    color: var(--gray-700);
}

.social-proof-verified {
    background: linear-gradient(135deg, #E8F5E9 0%, #C8E6C9 100%);
    padding: 8px 15px;
    font-size: 0.8rem;
    color: var(--success);
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
}

/* Responsive for mobile */
@media (max-width: 768px) {
    .social-proof-popup {
        left: 10px;
        right: 10px;
        bottom: 80px;
        max-width: calc(100% - 20px);
    }
}

@media (max-width: 480px) {
    .social-proof-popup {
        bottom: 90px;
    }

    .social-proof-content {
        padding: 12px;
    }

    .social-proof-icon {
        font-size: 1.5rem;
    }
}

/* ============================================
   Modal / Popup Base
   ============================================ */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--white);
    border-radius: var(--radius-lg);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    transform: scale(0.9) translateY(20px);
    transition: all var(--transition-normal);
}

.modal.active .modal-content {
    transform: scale(1) translateY(0);
}

/* ============================================
   Enhanced Thank You Modal
   ============================================ */
.thank-you-modal {
    padding: 40px 30px;
    text-align: center;
    overflow: hidden;
}

/* Confetti Animation */
.confetti-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.confetti {
    position: absolute;
    width: 10px;
    height: 10px;
    background: var(--primary);
    animation: confetti-fall 3s ease-in-out infinite;
}

.confetti:nth-child(1) {
    left: 10%;
    animation-delay: 0s;
    background: var(--primary);
}

.confetti:nth-child(2) {
    left: 20%;
    animation-delay: 0.2s;
    background: var(--secondary);
}

.confetti:nth-child(3) {
    left: 30%;
    animation-delay: 0.4s;
    background: var(--success);
}

.confetti:nth-child(4) {
    left: 40%;
    animation-delay: 0.6s;
    background: var(--info);
}

.confetti:nth-child(5) {
    left: 60%;
    animation-delay: 0.3s;
    background: var(--primary);
}

.confetti:nth-child(6) {
    left: 70%;
    animation-delay: 0.5s;
    background: var(--secondary);
}

.confetti:nth-child(7) {
    left: 80%;
    animation-delay: 0.7s;
    background: var(--success);
}

.confetti:nth-child(8) {
    left: 90%;
    animation-delay: 0.1s;
    background: var(--warning);
}

@keyframes confetti-fall {
    0% {
        transform: translateY(-10px) rotate(0deg);
        opacity: 1;
    }

    100% {
        transform: translateY(400px) rotate(720deg);
        opacity: 0;
    }
}

/* Success Checkmark */
.success-checkmark {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
}

.checkmark-svg {
    width: 100%;
    height: 100%;
}

.checkmark-circle {
    stroke: var(--success);
    stroke-width: 2;
    stroke-dasharray: 166;
    stroke-dashoffset: 166;
    animation: checkmark-circle 0.6s ease-in-out forwards;
}

.checkmark-check {
    stroke: var(--success);
    stroke-width: 3;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-dasharray: 48;
    stroke-dashoffset: 48;
    animation: checkmark-check 0.3s ease-in-out 0.6s forwards;
}

@keyframes checkmark-circle {
    to {
        stroke-dashoffset: 0;
    }
}

@keyframes checkmark-check {
    to {
        stroke-dashoffset: 0;
    }
}

/* Thank You Title & Message */
.thank-you-title {
    font-size: 1.8rem;
    color: var(--gray-900);
    margin-bottom: 15px;
}

.thank-you-message {
    margin-bottom: 25px;
}

.thank-you-greeting {
    font-size: 1.1rem;
    color: var(--gray-700);
    margin-bottom: 5px;
}

.thank-you-message p {
    color: var(--gray-600);
    margin: 5px 0;
}

/* Order Summary Box */
.order-summary-box {
    background: linear-gradient(135deg, #F8F9FA 0%, #E9ECEF 100%);
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    overflow: hidden;
    text-align: left;
}

.order-summary-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 12px 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
}

.order-icon {
    font-size: 1.2rem;
}

.order-summary-details {
    padding: 15px 20px;
}

.order-summary-details p {
    margin: 5px 0;
    font-size: 0.95rem;
    color: var(--gray-700);
}

.order-total {
    font-size: 1.1rem !important;
    color: var(--primary) !important;
    font-weight: 700;
    margin-top: 10px !important;
}

/* Call Notification */
.call-notification {
    background: linear-gradient(135deg, #E3F2FD 0%, #BBDEFB 100%);
    border-radius: var(--radius-md);
    padding: 20px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.call-icon-pulse {
    position: relative;
}

.call-icon {
    font-size: 2.5rem;
    animation: ring 1.5s ease-in-out infinite;
}

@keyframes ring {

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

    10%,
    30% {
        transform: rotate(15deg);
    }

    20%,
    40% {
        transform: rotate(-15deg);
    }

    50% {
        transform: rotate(0deg);
    }
}

.call-text {
    flex: 1;
    text-align: left;
}

.call-title {
    font-size: 0.9rem;
    color: var(--gray-700);
    margin-bottom: 5px;
}

.call-countdown {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 5px;
}

.call-note {
    font-size: 0.85rem;
    color: var(--gray-600);
}

/* Benefits Reminder */
.benefits-reminder {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-bottom: 25px;
}

.benefit-item {
    background: #E8F5E9;
    color: var(--success);
    padding: 8px 15px;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
}

/* Thank You Button */
.thank-you-btn {
    width: 100%;
    padding: 18px 30px;
    font-size: 1.1rem;
    margin-bottom: 15px;
}

/* Modal Hotline */
.modal-hotline {
    font-size: 0.95rem;
    color: var(--gray-600);
}

.hotline-link {
    color: var(--primary);
    font-weight: 600;
    transition: color var(--transition-fast);
}

.hotline-link:hover {
    color: var(--primary-dark);
}

/* Responsive Thank You Modal */
@media (max-width: 480px) {
    .thank-you-modal {
        padding: 30px 20px;
    }

    .thank-you-title {
        font-size: 1.5rem;
    }

    .success-checkmark {
        width: 60px;
        height: 60px;
    }

    .call-notification {
        flex-direction: column;
        text-align: center;
    }

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

    .benefits-reminder {
        flex-direction: column;
    }

    .benefit-item {
        width: 100%;
    }
}