:root {
    --navy: #0b2239;
    --teal: #1aa6b7;
    --coral: #ff6b4a;
    --sun: #ffb347;
    --gold: #ff6b4a;
    --gold-soft: rgba(255, 107, 74, 0.2);
    --sky: #e6f7fb;
    --mint: #d9f2ef;
    --cream: #fff7ee;
    --sand: #f3f6f8;
    --ink: #102533;
    --muted: #5b6b75;
    --white: #ffffff;
    --shadow: 0 20px 45px rgba(9, 33, 50, 0.16);
    --shadow-soft: 0 12px 28px rgba(9, 33, 50, 0.12);
    --radius-lg: 28px;
    --radius-md: 18px;
    --radius-sm: 12px;
}

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

body {
    font-family: "Manrope", sans-serif;
    color: var(--ink);
    background:
        radial-gradient(circle at 15% 10%, rgba(26, 166, 183, 0.18), transparent 55%),
        radial-gradient(circle at 85% 0%, rgba(255, 107, 74, 0.18), transparent 45%),
        linear-gradient(180deg, #f8feff 0%, #ffffff 45%, #fdf2e8 100%);
    min-height: 100vh;
    line-height: 1.6;
}

h1, h2, h3, h4 {
    font-family: "Space Grotesk", sans-serif;
    letter-spacing: -0.01em;
}

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

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

.container {
    width: min(1120px, 92%);
    margin: 0 auto;
}

.top-bar {
    background: linear-gradient(90deg, var(--navy), #123d55);
    color: var(--white);
    font-size: 0.9rem;
    padding: 0.6rem 0;
    letter-spacing: 0.01em;
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.nav-bar {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(11, 34, 57, 0.08);
    box-shadow: 0 8px 22px rgba(11, 34, 57, 0.08);
    position: sticky;
    top: 0;
    z-index: 99;
}

.nav-flex {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding: 1rem 0;
}

.brand {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.brand img {
    width: 62px;
    height: 62px;
}

.brand h1 {
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.65rem;
    font-weight: 700;
    color: var(--navy);
    letter-spacing: -0.02em;
}

.brand p {
    font-size: 0.9rem;
    color: var(--teal);
    font-weight: 600;
}

.nav-links {
    display: flex;
    gap: 0.6rem;
    font-weight: 600;
    color: var(--navy);
}

.nav-links a {
    position: relative;
    padding: 0.45rem 0.9rem;
    border-radius: 999px;
    transition: all 0.2s ease;
}

.nav-links a.active,
.nav-links a:hover {
    background: rgba(26, 166, 183, 0.16);
    color: var(--navy);
}

.nav-links a.active::after,
.nav-links a:hover::after {
    display: none;
}

.nav-toggle {
    display: none;
    background: var(--coral);
    color: var(--white);
    border: none;
    padding: 0.55rem 1rem;
    border-radius: 999px;
    font-weight: 600;
    box-shadow: var(--shadow-soft);
}

main {
    padding-bottom: 4rem;
}

.hero {
    padding: 4.5rem 0 3rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(26, 166, 183, 0.25), transparent 70%);
    top: -140px;
    right: -140px;
}

.hero::after {
    content: "";
    position: absolute;
    width: 360px;
    height: 360px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 107, 74, 0.25), transparent 70%);
    bottom: -180px;
    left: -140px;
}

.hero .container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    align-items: center;
    gap: 2rem;
}

.hero-content {
    animation: fadeUp 0.9s ease;
    max-width: 520px;
}

.hero-content h2 {
    font-family: "Space Grotesk", sans-serif;
    font-size: clamp(2.6rem, 4vw, 3.8rem);
    color: var(--navy);
    margin-bottom: 1rem;
}

.hero-content p {
    font-size: 1.05rem;
    color: var(--muted);
    line-height: 1.75;
    margin-bottom: 1.8rem;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.6rem;
    border-radius: 999px;
    border: 2px solid transparent;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--navy), #155069);
    color: var(--white);
    box-shadow: var(--shadow);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #0a1b2a, #113c52);
    transform: translateY(-1px);
}

.btn-outline {
    border-color: var(--navy);
    color: var(--navy);
    background: rgba(255, 255, 255, 0.7);
}

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

.pill {
    display: inline-block;
    background: rgba(26, 166, 183, 0.18);
    color: var(--teal);
    padding: 0.35rem 0.9rem;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.04em;
    margin-bottom: 1rem;
}

.hero-slider {
    position: relative;
    height: 380px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    background: linear-gradient(160deg, var(--sky), var(--cream));
    border: 1px solid rgba(26, 166, 183, 0.12);
}

.hero-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.8s ease;
}

.hero-slide.active {
    opacity: 1;
}

.hero-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.slide-caption {
    position: absolute;
    left: 1.5rem;
    bottom: 1.5rem;
    background: rgba(11, 34, 57, 0.78);
    color: var(--white);
    padding: 0.6rem 1rem;
    border-radius: 999px;
    font-size: 0.85rem;
    backdrop-filter: blur(6px);
}

.section {
    padding: 3.5rem 0;
}

.section-heading {
    margin-bottom: 2rem;
}

.section-heading h3 {
    font-family: "Space Grotesk", sans-serif;
    font-size: 2.1rem;
    color: var(--navy);
    margin-bottom: 0.6rem;
}

.section-heading p {
    color: var(--muted);
    max-width: 640px;
    line-height: 1.6;
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
}

.prose p {
    line-height: 1.7;
    color: var(--muted);
    margin-bottom: 1rem;
}

.prose ul {
    padding-left: 1.2rem;
    color: var(--muted);
    line-height: 1.7;
}

.stat-grid {
    display: grid;
    gap: 1rem;
}

.stat-card {
    background: var(--white);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow);
}

.stat-card h4 {
    color: var(--navy);
    margin-bottom: 0.4rem;
}

.stat-card p {
    color: var(--muted);
    font-size: 0.95rem;
}

.two-column-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.panel {
    background: rgba(255, 255, 255, 0.92);
    padding: 1.9rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow);
    border: 1px solid rgba(26, 166, 183, 0.12);
    position: relative;
}

.panel::before {
    content: "";
    position: absolute;
    top: 1.2rem;
    right: 1.2rem;
    width: 40px;
    height: 6px;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--teal), var(--coral));
    opacity: 0.8;
}

.notice-item {
    display: grid;
    gap: 0.4rem;
    padding: 0.85rem 0 0.85rem 0.9rem;
    border-bottom: 1px solid rgba(11, 44, 72, 0.1);
    border-left: 3px solid rgba(26, 166, 183, 0.4);
}

.notice-item:last-child {
    border-bottom: none;
}

.notice-item span {
    font-size: 0.85rem;
    color: var(--coral);
    font-weight: 600;
}

.notice-item h4 {
    color: var(--navy);
    font-size: 1rem;
}

.notice-item p {
    color: var(--muted);
    font-size: 0.95rem;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 1.5rem;
}

.card {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 1.6rem;
    box-shadow: var(--shadow);
    border: 1px solid rgba(26, 166, 183, 0.12);
}

.card h4 {
    color: var(--navy);
    margin-bottom: 0.6rem;
}

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

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.gallery-item img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-item span {
    position: absolute;
    left: 0.8rem;
    bottom: 0.8rem;
    background: rgba(11, 34, 57, 0.78);
    color: var(--white);
    padding: 0.35rem 0.7rem;
    border-radius: 999px;
    font-size: 0.8rem;
}

.download-list {
    display: grid;
    gap: 0.8rem;
}

.download-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 1.3rem;
    background: var(--white);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
    border: 1px solid rgba(26, 166, 183, 0.12);
}

.download-item h4 {
    color: var(--navy);
    font-size: 1rem;
}

.page-hero {
    padding: 3rem 0;
    background: linear-gradient(120deg, rgba(26, 166, 183, 0.15), rgba(255, 107, 74, 0.18));
}

.page-hero h2 {
    font-family: "Space Grotesk", sans-serif;
    font-size: 2.2rem;
    color: var(--navy);
    margin-bottom: 0.5rem;
}

.page-hero p {
    color: var(--muted);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 2rem;
    align-items: start;
}

.contact-card {
    background: var(--white);
    padding: 1.7rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow);
    border: 1px solid rgba(26, 166, 183, 0.12);
}

form {
    display: grid;
    gap: 1rem;
}

input, textarea, select {
    width: 100%;
    padding: 0.75rem 0.9rem;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(11, 44, 72, 0.15);
    font-family: inherit;
}

textarea {
    min-height: 140px;
    resize: vertical;
}

.alert {
    padding: 0.9rem 1rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
}

.alert-success {
    background: rgba(31, 122, 140, 0.12);
    color: var(--teal);
}

.alert-error {
    background: rgba(242, 139, 38, 0.12);
    color: #c66b1b;
}

.site-footer {
    background: linear-gradient(120deg, var(--navy), #0f3b4d);
    color: var(--white);
    padding: 2.8rem 0 1.4rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
}

.site-footer a {
    color: var(--white);
    display: block;
    margin-top: 0.4rem;
}

.footer-bottom {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.75);
}

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

@media (max-width: 860px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        right: 4%;
        background: var(--white);
        padding: 1rem;
        border-radius: var(--radius-md);
        box-shadow: var(--shadow);
        flex-direction: column;
        min-width: 180px;
    }

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

    .nav-toggle {
        display: inline-flex;
    }
}