:root {
    --primary: #00677F;
    --primary-dark: #004d5f;
    --primary-light: #008ca8;
    --accent: #e0f7fa;
    --surface: #ffffff;
    --text: #1e293b;
    --muted: #64748b;
    --gray: #9ba3a8;
    --shadow: 0 20px 50px rgba(0, 103, 127, 0.15);
    --shadow-lg: 0 25px 60px rgba(0, 103, 127, 0.2);
    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-sm: 10px;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: 'Roboto', sans-serif;
    color: var(--text);
    background-color: #f6fbfb;
    overflow-x: hidden;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

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

a:hover {
    text-decoration: underline;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-family: 'Kanit', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
    border: 2px solid transparent;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    text-decoration: none;
    z-index: 1;
}

.btn.primary {
    background: var(--primary);
    color: #ffffff;
    box-shadow: 0 4px 20px rgba(0, 103, 127, 0.3);
}

.btn.primary:hover {
    background: var(--primary-dark);
    box-shadow: 0 6px 30px rgba(0, 103, 127, 0.4);
    transform: translateY(-2px);
    text-decoration: none;
}

.btn.secondary {
    background: transparent;
    color: var(--primary);
    border-color: var(--primary);
    box-shadow: 0 4px 20px rgba(0, 103, 127, 0.15);
}

.btn.secondary:hover {
    background: rgba(0, 103, 127, 0.1);
    border-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(0, 103, 127, 0.2);
    text-decoration: none;
}

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

.hero {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    color: var(--text);
    padding: 1.5rem clamp(1rem, 6vw, 4rem) 5rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 40%, rgba(0, 103, 127, 0.05) 0%, transparent 60%),
                radial-gradient(circle at 70% 70%, rgba(0, 103, 127, 0.03) 0%, transparent 60%);
    z-index: 0;
}

.hero::after {
    content: "";
    position: absolute;
    inset: 0;
    opacity: 0;
    z-index: 0;
}

.nav,
.hero-content {
    position: relative;
    z-index: 10;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    padding-bottom: 2rem;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    font-family: 'Kanit', sans-serif;
}

.brand-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.25);
    font-weight: 700;
    font-size: 1.3rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(10px);
}

.brand-logo-img {
    height: 60px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 3px 8px rgba(0, 0, 0, 0.15));
}

.brand-name {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.brand-location {
    margin: 0;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
    font-family: 'Kanit', sans-serif;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

.nav-links a {
    color: var(--primary-dark);
    position: relative;
    text-decoration: none;
    font-weight: 600;
}

.nav-links a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 100%;
    height: 2px;
    background: var(--primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.nav-links a:hover {
    text-decoration: none;
}

.nav-links a:hover::after {
    transform: scaleX(1);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: transparent;
    border: 0;
    padding: 0.4rem;
    cursor: pointer;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 3px;
    background: var(--surface);
    border-radius: 999px;
}

.hero-content {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 4.5rem);
    align-items: end;
    padding-top: clamp(2rem, 6vw, 5rem);
    animation: fadeInUp 1s ease-out;
}

.eyebrow {
    animation: fadeInUp 1s ease-out 0.1s both;
}

.hero-text h1 {
    font-family: 'Kanit', sans-serif;
    font-size: clamp(2.4rem, 5vw, 3.8rem);
    margin: 0.5rem 0 1.2rem;
    line-height: 1.15;
    animation: fadeInUp 1.2s ease-out 0.2s both;
    color: var(--primary-dark);
    font-weight: 700;
}

.hero-subtitle {
    max-width: 40rem;
    margin-bottom: 2rem;
    color: var(--muted);
    font-size: 1.15rem;
    line-height: 1.7;
    animation: fadeInUp 1.3s ease-out 0.3s both;
    font-weight: 400;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2.5rem;
    animation: fadeInUp 1.4s ease-out 0.4s both;
}

.hero-details {
    display: grid;
    gap: 2rem;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    padding: 2rem;
    border-radius: 20px;
    background: rgba(0, 103, 127, 0.08);
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 40px rgba(0, 103, 127, 0.15);
    border: 1px solid rgba(0, 103, 127, 0.15);
    animation: fadeInUp 1.5s ease-out 0.5s both;
}

.hero-details h3 {
    margin-top: 0;
    margin-bottom: 0.5rem;
    font-family: 'Kanit', sans-serif;
    letter-spacing: 0.6px;
    font-size: 1.1rem;
    color: var(--primary-dark);
}

.hero-details p {
    margin: 0.3rem 0;
    line-height: 1.6;
    color: var(--muted);
}

.hero-details ul {
    margin: 0;
    padding-left: 1.2rem;
    line-height: 1.6;
    color: var(--muted);
}

.hero-details li {
    margin-bottom: 0.4rem;
}

.hero-panel {
    display: grid;
    gap: 1.2rem;
}

.stat-card {
    background: #ffffff;
    border-radius: 20px;
    padding: 1.8rem 1.2rem;
    text-align: center;
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 40px rgba(0, 103, 127, 0.15);
    border: 1px solid rgba(0, 103, 127, 0.1);
    transition: all 0.3s ease;
    animation: scaleIn 0.6s ease-out both;
    min-height: 140px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.stat-card:nth-child(1) {
    animation-delay: 0.4s;
}

.stat-card:nth-child(2) {
    animation-delay: 0.6s;
}

.stat-card:nth-child(3) {
    animation-delay: 0.8s;
}

.stat-card:hover {
    transform: translateY(-5px) scale(1.02);
    background: #ffffff;
    box-shadow: 0 15px 50px rgba(0, 103, 127, 0.25);
    border-color: rgba(0, 103, 127, 0.2);
}

.stat-value {
    font-family: 'Kanit', sans-serif;
    font-size: clamp(2rem, 5vw, 3rem);
    margin: 0;
    font-weight: 700;
    color: var(--primary);
    word-wrap: break-word;
    overflow-wrap: break-word;
    line-height: 1.1;
}

.stat-value span {
    font-size: 1.6rem;
    color: var(--muted);
}

.stat-label {
    margin: 0.8rem 0 0;
    font-size: 0.95rem;
    color: var(--muted);
    line-height: 1.4;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.section {
    padding: clamp(3rem, 8vw, 6rem) clamp(1rem, 6vw, 5rem);
}

.section:nth-of-type(even) {
    background: #ffffff;
}

.section-intro {
    max-width: 700px;
    margin-bottom: 2.8rem;
}

.section-intro h2 {
    margin: 0.3rem 0 0.8rem;
    font-family: 'Kanit', sans-serif;
    font-size: clamp(2rem, 4vw, 2.8rem);
    color: var(--primary-dark);
    font-weight: 700;
}

.section-intro p {
    margin: 0;
    color: var(--muted);
    line-height: 1.7;
}

.eyebrow {
    display: inline-block;
    font-family: 'Kanit', sans-serif;
    text-transform: uppercase;
    letter-spacing: 1.8px;
    font-size: 0.8rem;
    color: var(--primary);
    font-weight: 600;
    position: relative;
    padding-left: 2rem;
}

.hero .eyebrow {
    color: var(--primary);
}

.hero .eyebrow::before {
    background: linear-gradient(90deg, var(--primary) 0%, var(--primary-light) 100%);
}

.eyebrow::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1.5rem;
    height: 2px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--primary-light) 100%);
}

.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.feature-grid {
    display: grid;
    gap: 1.6rem;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.feature-card {
    background: var(--surface);
    padding: 1.8rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(0, 103, 127, 0.1);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--primary-light) 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(0, 103, 127, 0.3);
}

.feature-card h3 {
    margin-top: 0;
    font-family: 'Kanit', sans-serif;
    color: var(--primary-dark);
    transition: color 0.3s ease;
}

.feature-card:hover h3 {
    color: var(--primary);
}

.feature-card p {
    margin-bottom: 0;
    color: var(--muted);
    line-height: 1.6;
}

.quick-info {
    display: grid;
    gap: 1.4rem;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.info-card {
    background: rgba(0, 103, 127, 0.08);
    padding: 1.6rem;
    border-radius: var(--radius-md);
    border: 1px solid rgba(0, 103, 127, 0.2);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.info-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary) 0%, var(--primary-light) 100%);
    transform: scaleY(0);
    transform-origin: bottom;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.info-card:hover::before {
    transform: scaleY(1);
    transform-origin: top;
}

.info-card:hover {
    background: rgba(0, 103, 127, 0.12);
    border-color: rgba(0, 103, 127, 0.3);
    transform: translateX(5px);
}

.info-card h3 {
    margin-top: 0;
    font-family: 'Kanit', sans-serif;
    color: var(--primary-dark);
    transition: color 0.3s ease;
}

.info-card:hover h3 {
    color: var(--primary);
}

.info-card p {
    margin: 0.4rem 0;
    color: var(--muted);
}

.info-link {
    font-weight: 600;
    letter-spacing: 0.4px;
    transition: all 0.3s ease;
    display: inline-block;
}

.info-link:hover {
    transform: translateX(3px);
}

.services {
    background: linear-gradient(180deg, #f4fafb 0%, #ffffff 60%);
}

.service-grid {
    display: grid;
    gap: 1.4rem;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.service-card {
    padding: 1.8rem;
    border-radius: var(--radius-md);
    background: var(--surface);
    border: 1px solid rgba(0, 103, 127, 0.08);
    box-shadow: 0 10px 25px rgba(0, 103, 127, 0.08);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.service-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 60px;
    height: 60px;
    background: radial-gradient(circle, rgba(0, 103, 127, 0.1) 0%, transparent 70%);
    transform: translate(30px, 30px);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 103, 127, 0.15);
    border-color: rgba(0, 103, 127, 0.2);
}

.service-card:hover::after {
    transform: translate(0, 0);
    width: 120px;
    height: 120px;
}

.service-card h3 {
    margin-top: 0;
    font-family: 'Kanit', sans-serif;
    color: var(--primary-dark);
    position: relative;
    z-index: 1;
    transition: color 0.3s ease;
}

.service-card:hover h3 {
    color: var(--primary);
}

.service-card p {
    margin-bottom: 0;
    color: var(--muted);
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

.team {
    background: var(--surface);
}

.team-highlights {
    margin: 0;
    padding-left: 1.2rem;
    color: var(--muted);
    line-height: 1.7;
}

.testimonials {
    display: grid;
    gap: 1.6rem;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    align-items: stretch;
}

.testimonial-card,
.testimonial-summary {
    background: var(--surface);
    padding: 2rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(0, 103, 127, 0.08);
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 1rem;
    left: 1.5rem;
    font-size: 4rem;
    font-family: 'Kanit', sans-serif;
    color: rgba(0, 103, 127, 0.1);
    line-height: 1;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(0, 103, 127, 0.2);
}

.testimonial-card .quote {
    margin: 0;
    font-family: 'Kanit', sans-serif;
    font-size: 1.05rem;
    color: var(--primary-dark);
    position: relative;
    z-index: 1;
}

.testimonial-card .attribution {
    margin: 1.2rem 0 0;
    color: var(--muted);
    font-size: 0.95rem;
    font-weight: 500;
}

.testimonial-summary {
    text-align: center;
    display: grid;
    place-content: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, rgba(0, 103, 127, 0.05) 0%, rgba(0, 140, 168, 0.08) 100%);
    border-color: rgba(0, 103, 127, 0.15);
}

.testimonial-summary:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.location {
    background: linear-gradient(180deg, #ffffff 0%, #f1f6f7 100%);
}

.location-content {
    display: grid;
    gap: 1.6rem;
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: start;
}

.map {
    width: 100%;
    min-height: 320px;
    border: 0;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow);
}

.transport-list {
    margin: 0;
    padding-left: 1.2rem;
    color: var(--muted);
    line-height: 1.7;
}

.contact {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--surface);
    border-radius: 24px 24px 0 0;
    margin: clamp(3rem, 8vw, 6rem) clamp(1rem, 6vw, 5rem) 0;
    padding-bottom: clamp(3rem, 6vw, 4rem);
}

.contact-content {
    display: grid;
    gap: 2.5rem;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    align-items: start;
}

.contact-text p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.05rem;
}

.contact-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 1.5rem;
}

.contact-form {
    background: rgba(255, 255, 255, 0.15);
    padding: 2rem;
    border-radius: 20px;
    backdrop-filter: blur(15px);
    display: grid;
    gap: 0.9rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.contact-form label {
    font-family: 'Kanit', sans-serif;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.85);
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 0.9rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.4);
    background: rgba(255, 255, 255, 0.18);
    color: var(--surface);
    font-size: 1rem;
    font-family: 'Roboto', sans-serif;
    transition: all 0.3s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.8);
    background: rgba(255, 255, 255, 0.25);
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.contact-form textarea {
    resize: vertical;
    min-height: 120px;
}

.form-note {
    margin: 0.4rem 0 0;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.75);
}

.footer {
    text-align: center;
    padding: 3rem clamp(1rem, 6vw, 5rem);
    font-size: 0.9rem;
    color: var(--muted);
    background: #f6fbfb;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    max-width: 800px;
    margin: 0 auto;
}

.footer-logo {
    height: 60px;
    width: auto;
    object-fit: contain;
}

.footer-text {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-text p {
    margin: 0;
    line-height: 1.6;
}

.footer a {
    color: var(--primary);
    font-weight: 600;
    transition: color 0.3s ease;
}

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

@media (max-width: 960px) {
    .hero-content {
        grid-template-columns: 1fr;
    }

    .hero-panel {
        grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    }

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

    .contact {
        margin-left: 1.2rem;
        margin-right: 1.2rem;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: absolute;
        top: 70px;
        right: clamp(1rem, 6vw, 4rem);
        background: rgba(0, 103, 127, 0.98);
        backdrop-filter: blur(20px);
        border-radius: var(--radius-md);
        padding: 1.5rem;
        flex-direction: column;
        gap: 1.2rem;
        display: none;
        box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
        border: 1px solid rgba(255, 255, 255, 0.2);
        z-index: 100;
    }

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

    .nav-toggle {
        display: flex;
        z-index: 101;
    }

    .hero {
        padding-bottom: 3rem;
    }

    .hero-content {
        padding-top: 2rem;
    }
}

@media (max-width: 520px) {
    .hero {
        padding: 1.2rem 1rem 3rem;
    }

    .nav {
        padding-bottom: 1rem;
    }

    .hero-content {
        padding-top: 1.5rem;
    }

    .hero-details {
        grid-template-columns: 1fr;
        padding: 1.5rem;
    }

    .btn {
        width: 100%;
        padding: 1rem 1.5rem;
    }

    .hero-text h1 {
        font-size: clamp(1.8rem, 6vw, 2.2rem);
    }

    .contact {
        margin-left: 0.8rem;
        margin-right: 0.8rem;
        padding: 2.5rem 1.4rem;
    }

    .contact-form {
        padding: 1.6rem;
    }
}