/* style.css - สไตล์หลักสำหรับ SchoolCMS */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-thai);
    font-weight: var(--fw-normal);
    color: var(--color-gray-700);
    line-height: 1.6;
    background-color: var(--color-white);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.container--narrow {
    max-width: 800px;
}

/* ========== TYPOGRAPHY ========== */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: var(--fw-bold);
    line-height: 1.25;
    letter-spacing: var(--ls-tight);
    color: var(--color-gray-900);
    margin-bottom: var(--space-md);
}

h1 {
    font-size: 3rem;
}

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: var(--space-md);
}

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

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

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

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-lg);
    font-family: var(--font-thai);
    font-weight: var(--fw-semibold);
    font-size: 1rem;
    letter-spacing: var(--ls-normal);
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-base);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.btn--primary {
    background: var(--gradient-primary);
    color: var(--color-white);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn--secondary {
    background: var(--gradient-secondary);
    color: var(--color-white);
}

.btn--thai {
    background: var(--gradient-thai);
    color: var(--color-white);
    border: none;
}

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

.btn--outline:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.btn--lg {
    padding: var(--space-lg) var(--space-xxl);
    font-size: 1.125rem;
}

.btn--sm {
    padding: var(--space-sm) var(--space-lg);
    font-size: 0.875rem;
}

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

.btn--icon {
    padding: var(--space-sm);
    border-radius: var(--radius-full);
}

/* ========== HEADER STYLES ========== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.site-header.scrolled {
    box-shadow: var(--shadow-md);
}

.site-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) 0;
    height: 70px;
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    color: var(--color-primary);
    font-size: 1.5rem;
    font-weight: 700;
    font-family: var(--font-heading);
}

.nav__logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav__menu {
    display: flex;
    list-style: none;
    gap: var(--space-xl);
    align-items: center;
}

.nav__item {
    position: relative;
}

.nav__link {
    text-decoration: none;
    color: var(--color-gray-700);
    font-family: var(--font-thai);
    font-weight: 500;
    padding: var(--space-sm) var(--space-md);
    transition: var(--transition-fast);
    border-radius: var(--radius-md);
}

.nav__link:hover {
    color: var(--color-primary);
    background: var(--color-primary-light);
}

.nav__link--cta {
    background: var(--gradient-primary);
    color: var(--color-white);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-lg);
}

.nav__link--cta:hover {
    background: var(--color-primary-dark);
    color: var(--color-white);
}

.nav__item--active .nav__link {
    color: var(--color-primary);
    font-weight: 600;
}

.nav__item--active .nav__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 6px;
    background: var(--color-primary);
    border-radius: var(--radius-full);
}

/* Mobile Navigation */
.nav__hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
    flex-direction: column;
    gap: 4px;
}

.nav__hamburger-line {
    width: 24px;
    height: 2px;
    background: var(--color-gray-700);
    transition: var(--transition-base);
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
}

.mobile-menu.active {
    display: block;
}

.mobile-menu__backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.mobile-menu__panel {
    position: absolute;
    top: 0;
    right: 0;
    width: 320px;
    /* height: 100%; */
    background: var(--color-white);
    box-shadow: var(--shadow-xl);
    padding: var(--space-xl);
    display: flex;
    flex-direction: column;
    animation: slideIn 0.3s ease;
}

.mobile-menu__close {
    align-self: flex-end;
    background: none;
    border: none;
    padding: var(--space-sm);
    cursor: pointer;
    color: var(--color-gray-600);
}

.mobile-menu__list {
    list-style: none;
    margin-top: var(--space-xxl);
}

.mobile-menu__link {
    display: block;
    padding: var(--space-md);
    text-decoration: none;
    color: var(--color-gray-700);
    font-family: var(--font-thai);
    font-size: 1.125rem;
    border-radius: var(--radius-md);
    margin-bottom: var(--space-sm);
}

.mobile-menu__link:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

.mobile-menu__link--active {
    background: var(--color-primary-light);
    color: var(--color-primary);
    font-weight: 600;
}

.mobile-menu__link--cta {
    background: var(--gradient-primary);
    color: var(--color-white);
    text-align: center;
    margin-top: var(--space-lg);
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
    }

    to {
        transform: translateX(0);
    }
}

/* ========== HERO SECTION ========== */
.modern-hero {
    padding: var(--space-xxxl) 0;
    background: linear-gradient(135deg, var(--color-gray-50) 0%, var(--color-gray-100) 100%);
    position: relative;
    overflow: hidden;
}

.hero-bg-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
}

.shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.1;
}

.shape-1 {
    width: 300px;
    height: 300px;
    background: var(--color-primary);
    top: -150px;
    right: -150px;
}

.shape-2 {
    width: 200px;
    height: 200px;
    background: var(--color-secondary);
    bottom: -100px;
    left: -100px;
}

.shape-3 {
    width: 150px;
    height: 150px;
    background: var(--color-success);
    top: 50%;
    left: 10%;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xxxl);
    align-items: center;
    position: relative;
    z-index: 1;
}

/* Hero Content */
.badge-thai {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--gradient-thai);
    color: var(--color-white);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-xl);
    font-family: var(--font-thai);
    font-weight: 500;
    font-size: 0.875rem;
}

.badge-icon {
    font-size: 1.125rem;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: var(--space-lg);
}

.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.typing-text {
    color: var(--color-primary);
    min-height: 60px;
    display: inline-block;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-gray-700);
    margin-bottom: var(--space-xl);
    line-height: 1.6;
}

.highlight {
    background: linear-gradient(120deg, var(--color-primary-light) 0%, transparent 100%);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
}

.hero-stats {
    display: flex;
    gap: var(--space-xl);
    margin: var(--space-xl) 0;
    flex-wrap: wrap;
}

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

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--space-xs);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    font-family: var(--font-thai);
}

.hero-actions {
    display: flex;
    gap: var(--space-md);
    margin: var(--space-xl) 0;
    flex-wrap: wrap;
}

.trust-badges {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-xl);
    flex-wrap: wrap;
}

.badge-trust {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    font-size: 0.875rem;
    font-family: var(--font-thai);
}

/* Hero Visual - Dashboard Preview */
.dashboard-preview {
    position: relative;
    height: 100%;
}

.dashboard-main {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xxl);
    overflow: hidden;
    transform: perspective(1000px) rotateY(-5deg);
    transition: transform var(--transition-base);
}

.dashboard-main:hover {
    transform: perspective(1000px) rotateY(0deg);
}

.dashboard-header {
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--space-md) var(--space-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.school-name {
    font-weight: 600;
    font-family: var(--font-thai);
}

.dashboard-controls {
    display: flex;
    gap: var(--space-sm);
}

.control-dot {
    width: 12px;
    height: 12px;
    border-radius: var(--radius-full);
}

.control-dot.red {
    background: #ff5f56;
}

.control-dot.yellow {
    background: #ffbd2e;
}

.control-dot.green {
    background: #27ca3f;
}

.dashboard-body {
    display: flex;
    height: 280px;
}

.dashboard-sidebar {
    width: 180px;
    background: var(--color-gray-50);
    padding: var(--space-md);
    border-right: 1px solid var(--color-gray-200);
}

.menu-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-xs);
    cursor: pointer;
    transition: var(--transition-fast);
    font-family: var(--font-thai);
    font-size: 0.875rem;
}

.menu-item:hover {
    background: var(--color-gray-100);
}

.menu-item.active {
    background: var(--color-primary-light);
    color: var(--color-primary);
    font-weight: 500;
}

.menu-icon {
    font-size: 1.125rem;
    width: 20px;
    text-align: center;
}

.dashboard-content {
    flex: 1;
    padding: var(--space-lg);
}

.content-header h3 {
    font-size: 1.25rem;
    margin-bottom: var(--space-md);
}

.content-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin: var(--space-lg) 0;
}

.stat-card {
    background: var(--color-gray-50);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    text-align: center;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--space-xs);
}

.stat-title {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    font-family: var(--font-thai);
}

.content-news {
    margin-top: var(--space-lg);
}

.news-item {
    padding: var(--space-sm);
    border-bottom: 1px solid var(--color-gray-200);
    display: flex;
    gap: var(--space-md);
    font-family: var(--font-thai);
}

.news-date {
    color: var(--color-primary);
    font-weight: 500;
    min-width: 60px;
    font-size: 0.875rem;
}

.news-title {
    flex: 1;
    font-size: 0.875rem;
}

/* Floating Elements */
.floating-element {
    position: absolute;
    animation: float 3s ease-in-out infinite;
}

.floating-element.phone {
    bottom: -20px;
    right: -20px;
    animation-delay: 0.5s;
}

.floating-element.notification {
    top: 20px;
    right: 40px;
    animation-delay: 1s;
}

.phone-screen {
    width: 140px;
    height: 280px;
    background: var(--color-gray-900);
    border-radius: 24px;
    padding: 12px;
    position: relative;
    border: 8px solid var(--color-gray-800);
}

.mobile-nav {
    height: 20px;
    background: var(--color-gray-700);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-md);
}

.mobile-content {
    background: var(--color-gray-800);
    border-radius: var(--radius-md);
    padding: var(--space-md);
}

.mobile-news {
    height: 40px;
    background: var(--color-gray-700);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-sm);
}

.notification-bell {
    font-size: 1.5rem;
    animation: ring 2s ease-in-out infinite;
}

.notification-text {
    background: var(--color-white);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    box-shadow: var(--shadow-md);
    white-space: nowrap;
    margin-top: var(--space-xs);
}

@keyframes float {

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

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

@keyframes ring {

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

    10%,
    30%,
    50%,
    70%,
    90% {
        transform: rotate(-10deg);
    }

    20%,
    40%,
    60%,
    80% {
        transform: rotate(10deg);
    }
}

/* ========== SECTIONS COMMON STYLES ========== */
section {
    padding: var(--space-xxxl) 0;
}

.section-header {
    margin-bottom: var(--space-xxl);
}

.section-label {
    display: inline-block;
    color: var(--color-primary);
    font-family: var(--font-thai);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.875rem;
    margin-bottom: var(--space-md);
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
}

.section-subtitle {
    color: var(--color-gray-600);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
}

.feature-card {
    background: var(--color-white);
    padding: var(--space-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
    height: 100%;
}

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

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-lg);
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-light);
    border-radius: var(--radius-lg);
}

.feature-title {
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
    color: var(--color-gray-900);
}

.feature-desc {
    color: var(--color-gray-600);
    margin-bottom: var(--space-lg);
    line-height: 1.6;
}

.feature-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
    color: var(--color-gray-600);
    font-family: var(--font-thai);
}

/* ========== DEMO SECTION ========== */
.template-selector {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
    justify-content: center;
}

.template-btn {
    padding: var(--space-md) var(--space-lg);
    background: var(--color-gray-100);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: var(--font-thai);
    font-weight: 500;
    color: var(--color-gray-700);
}

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

.template-btn:hover:not(.active) {
    background: var(--color-gray-200);
}

.template-preview {
    display: flex;
    gap: var(--space-xl);
    align-items: center;
    margin-bottom: var(--space-xxl);
}

/* ========== PRICING SECTION ========== */
.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
    margin: var(--space-xxl) 0;
}

.pricing-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    box-shadow: var(--shadow-lg);
    position: relative;
    transition: all var(--transition-base);
}

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

.pricing-card.popular {
    border: 2px solid var(--color-primary);
    transform: scale(1.05);
}

.pricing-card.popular:hover {
    transform: scale(1.05) translateY(-5px);
}

.plan-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    font-family: var(--font-thai);
    white-space: nowrap;
}

.plan-header {
    text-align: center;
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--color-gray-200);
}

.plan-name {
    font-size: 1.5rem;
    color: var(--color-gray-900);
    margin-bottom: var(--space-md);
    font-family: var(--font-heading);
}

.plan-price {
    margin-bottom: var(--space-md);
}

.price {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
}

.period {
    color: var(--color-gray-600);
    font-size: 1rem;
    font-family: var(--font-thai);
}

.plan-desc {
    color: var(--color-gray-600);
    font-size: 0.875rem;
    font-family: var(--font-thai);
}

.plan-features {
    list-style: none;
    padding: 0;
    margin-bottom: var(--space-xl);
}

.plan-features li {
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--color-gray-200);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-thai);
}

/* ========== TESTIMONIALS SECTION ========== */
.testimonial-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-xl);
    margin: var(--space-xxl) 0;
}

.testimonial-card {
    background: var(--color-white);
    padding: var(--space-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    position: relative;
}

.testimonial-content {
    font-size: 1.125rem;
    line-height: 1.6;
    color: var(--color-gray-800);
    margin-bottom: var(--space-xl);
    font-style: italic;
    position: relative;
    padding-left: var(--space-lg);
}

.testimonial-content::before {
    content: '"';
    font-size: 4rem;
    color: var(--color-primary-light);
    position: absolute;
    left: 0;
    top: -20px;
    opacity: 0.5;
    line-height: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.author-avatar {
    width: 48px;
    height: 48px;
    background: var(--color-primary-light);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.author-info {
    flex: 1;
}

.author-name {
    font-weight: 600;
    color: var(--color-gray-900);
    font-family: var(--font-heading);
}

.author-role {
    color: var(--color-gray-600);
    font-size: 0.875rem;
    font-family: var(--font-thai);
}

/* ========== FINAL CTA SECTION ========== */
.section-final-cta {
    background: var(--gradient-primary);
    color: var(--color-white);
    padding: var(--space-xxxl) 0;
    position: relative;
    overflow: hidden;
}

.cta-box {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-xxxl);
    color: var(--color-gray-800);
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-xxxl);
    align-items: center;
    box-shadow: var(--shadow-xxl);
    position: relative;
    z-index: 1;
}

.cta-title {
    font-size: 2.5rem;
    margin-bottom: var(--space-lg);
    color: var(--color-primary);
}

.cta-desc {
    font-size: 1.125rem;
    color: var(--color-gray-600);
    margin-bottom: var(--space-xl);
    line-height: 1.6;
}

.cta-form {
    display: flex;
    gap: var(--space-md);
    margin: var(--space-xl) 0;
}

.form-input {
    flex: 1;
    padding: var(--space-md) var(--space-lg);
    border: 2px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: var(--font-thai);
    transition: var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.cta-guarantee {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-success);
    font-weight: 500;
    font-family: var(--font-thai);
}

.support-bubble {
    background: var(--color-primary-light);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    position: relative;
    animation: bounce 2s ease-in-out infinite;
}

.bubble-content {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.bubble-avatar {
    font-size: 2.5rem;
}

.bubble-text {
    font-size: 0.875rem;
    color: var(--color-gray-800);
    line-height: 1.4;
    font-family: var(--font-thai);
}

@keyframes bounce {

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

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

/* ========== FOOTER STYLES ========== */
.site-footer {
    background: var(--color-gray-900);
    color: var(--color-white);
    position: relative;
}

.footer__top {
    padding: var(--space-xxxl) 0;
}

.footer__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-xxl);
}

.footer__col--brand {
    max-width: 320px;
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    color: var(--color-white);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-lg);
    font-family: var(--font-heading);
}

.footer__logo-text strong {
    color: var(--color-secondary);
}

.footer__desc {
    color: var(--color-gray-400);
    margin-bottom: var(--space-lg);
    line-height: 1.6;
    font-family: var(--font-thai);
}

.footer__social {
    display: flex;
    gap: var(--space-md);
}

.footer__social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    color: var(--color-white);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer__social-link:hover {
    background: var(--color-primary);
    transform: translateY(-2px);
}

.footer__heading {
    font-size: 1.125rem;
    margin-bottom: var(--space-lg);
    color: var(--color-white);
    font-family: var(--font-heading);
}

.footer__list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer__list li {
    margin-bottom: var(--space-sm);
}

.footer__link {
    color: var(--color-gray-400);
    text-decoration: none;
    transition: var(--transition-fast);
    font-family: var(--font-thai);
    font-size: 0.875rem;
}

.footer__link:hover {
    color: var(--color-white);
    padding-left: 4px;
}

.footer__list--contact li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.footer__icon {
    flex-shrink: 0;
    color: var(--color-gray-500);
}

.footer__bottom {
    background: rgba(0, 0, 0, 0.2);
    padding: var(--space-lg) 0;
}

.footer__bottom-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.footer__copy {
    color: var(--color-gray-400);
    font-size: 0.875rem;
    font-family: var(--font-thai);
}

.footer__legal {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.footer__legal-link {
    color: var(--color-gray-400);
    text-decoration: none;
    font-size: 0.875rem;
    transition: var(--transition-fast);
    font-family: var(--font-thai);
}

.footer__legal-link:hover {
    color: var(--color-white);
}

.footer__legal-sep {
    color: var(--color-gray-600);
}

/* ========== UTILITY CLASSES ========== */
.text-center {
    text-align: center;
}

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

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

.mb-sm {
    margin-bottom: var(--space-sm);
}

.mb-md {
    margin-bottom: var(--space-md);
}

.mb-lg {
    margin-bottom: var(--space-lg);
}

.mb-xl {
    margin-bottom: var(--space-xl);
}

.mb-xxl {
    margin-bottom: var(--space-xxl);
}

.mt-sm {
    margin-top: var(--space-sm);
}

.mt-md {
    margin-top: var(--space-md);
}

.mt-lg {
    margin-top: var(--space-lg);
}

.mt-xl {
    margin-top: var(--space-xl);
}

.mt-xxl {
    margin-top: var(--space-xxl);
}

.p-sm {
    padding: var(--space-sm);
}

.p-md {
    padding: var(--space-md);
}

.p-lg {
    padding: var(--space-lg);
}

.p-xl {
    padding: var(--space-xl);
}

/* ========== RESPONSIVE DESIGN ========== */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xxl);
    }

    .hero-title {
        font-size: 2.75rem;
    }

    .section-title {
        font-size: 2.25rem;
    }

    .cta-box {
        grid-template-columns: 1fr;
        gap: var(--space-xxl);
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-md);
    }

    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

    h3 {
        font-size: 1.75rem;
    }

    .hero-title {
        font-size: 2.25rem;
    }

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

    .nav__menu {
        display: none;
    }

    .nav__hamburger {
        display: flex;
    }

    .hero-actions {
        flex-direction: column;
    }

    .btn--lg {
        width: 100%;
    }

    .template-preview {
        flex-direction: column;
    }

    .pricing-card.popular {
        transform: none;
    }

    .footer__bottom-row {
        flex-direction: column;
        text-align: center;
    }

    .footer__legal {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.875rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

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

    .stat-item {
        flex: 0 0 calc(50% - var(--space-md));
    }

    .mobile-menu__panel {
        width: 100%;
    }

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

/* แก้ปัญหา hover แล้วกดไม่ได้ */
.dropdown:hover .dropdown-menu,
.dropdown:focus-within .dropdown-menu {
    display: block;
    margin-top: 0;
}

/* กันกระตุกตอนเลื่อนเมาส์ */
.dropdown-menu {
    margin-top: 0.5rem;
    border-radius: 12px;
}