:root {
    --primary: #0B4D3C;
    --accent: #E8B931;
    --secondary: #2A9D8F;
    --warm-bg: #FCF9F2;
    --white: #FFFFFF;
    --text-main: #2D3436;
    --text-muted: #636E72;
    --radius-lg: 32px;
    --radius-md: 20px;
    --shadow-soft: 0 20px 40px rgba(0, 0, 0, 0.04);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Anuphan', sans-serif;
    color: var(--text-main);
    line-height: 1.7;
    background-color: var(--warm-bg);
    overflow-x: hidden;
}

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

/* Typography Refinement */
h1,
h2,
h3,
h4 {
    font-family: 'Outfit', sans-serif;
    color: var(--primary);
    line-height: 1.1;
}

.th-elegant {
    font-family: 'Maitree', serif;
    font-weight: 600;
    color: var(--accent);
}

h1 {
    font-size: clamp(3.5rem, 8vw, 5.5rem);
}

h2 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    margin-bottom: 1.5rem;
}

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

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

.bilingual-tag {
    display: inline-flex;
    gap: 0.5rem;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    opacity: 0.8;
}

/* Sticky Navigation */
nav {
    position: sticky;
    top: 20px;
    margin: 0 40px;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(15px);
    border-radius: 100px;
    padding: 1rem 3rem;
    z-index: 1000;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(255, 255, 255, 0.4);
}

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

.logo {
    font-family: 'Outfit';
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--primary);
    text-decoration: none;
}

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

.nav-links {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-main);
    font-weight: 600;
    font-size: 0.85rem;
    transition: 0.3s;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.nav-links a:hover {
    color: var(--primary);
    transform: translateY(-2px);
}

/* Premium Hero */
.hero {
    padding: 160px 0 100px;
    position: relative;
    overflow: hidden;
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero-decoration {
    position: absolute;
    top: -20%;
    right: -10%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(232, 185, 49, 0.1) 0%, rgba(11, 77, 60, 0.05) 100%);
    filter: blur(80px);
    z-index: -1;
    border-radius: 50%;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-stats {
    display: flex;
    flex-direction: column;
    gap: 3rem;
    padding: 3rem;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(0, 0, 0, 0.02);
}

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

.stat-num {
    font-family: 'Outfit';
    font-size: 4rem;
    font-weight: 900;
    color: var(--primary);
    line-height: 1;
}

.stat-label {
    font-size: 1rem;
    color: var(--text-muted);
    font-weight: 600;
    margin-top: 0.5rem;
    letter-spacing: 1px;
}

/* Expertise Icon Blocks */
.expertise-icon-blocks {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.icon-block {
    background: var(--white);
    padding: 4rem 3rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border-top: 6px solid var(--primary);
    display: flex;
    flex-direction: column;
}

.icon-block:hover {
    transform: translateY(-15px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.08);
}

.icon-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2.5rem;
}

.icon-circle {
    width: 70px;
    height: 70px;
    background: var(--warm-bg);
    color: var(--primary);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    transition: 0.3s;
}

.icon-num {
    font-family: 'Outfit';
    font-size: 1.5rem;
    font-weight: 800;
    opacity: 0.1;
}

/* Data Story Layout */
.data-story-layout {
    display: flex;
    flex-direction: column;
    gap: 6rem;
    margin-top: 5rem;
}

.story-item {
    display: flex;
    align-items: center;
    gap: 6rem;
}

.story-item.inverse {
    flex-direction: row-reverse;
}

.story-data {
    flex: 1;
    text-align: center;
    padding: 4rem;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
}

.data-badge {
    padding: 0.5rem 1.2rem;
    background: var(--primary);
    color: var(--white);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    display: inline-block;
    margin-bottom: 1.5rem;
}

.data-point {
    font-family: 'Outfit';
    font-size: 6rem;
    font-weight: 900;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 1rem;
}

.data-point span {
    color: var(--accent);
    font-size: 4rem;
}

.story-content {
    flex: 1.5;
}

.story-content h4 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    border-left: 5px solid var(--accent);
    padding-left: 1.5rem;
}

/* Footer & Utils */
footer {
    padding: 100px 0 50px;
    background: var(--white);
    margin-top: 150px;
    border-radius: 80px 80px 0 0;
    box-shadow: 0 -20px 40px rgba(0, 0, 0, 0.02);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 4rem;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    margin-bottom: 1.8rem;
    text-decoration: none;
    color: var(--text-main);
    font-weight: 600;
}

.contact-circle {
    width: 50px;
    height: 50px;
    background: var(--warm-bg);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.2rem;
}

.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 1s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 1024px) {
    .expertise-icon-blocks {
        grid-template-columns: 1fr;
    }

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

    .hero-stats {
        margin-top: 3rem;
    }

    .story-item,
    .story-item.inverse {
        flex-direction: column;
        gap: 3rem;
    }
}