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

:root {
    --teal-dark: #0b3d3a;
    --teal: #0f5c56;
    --teal-light: #12786f;
    --gold: #d4a72c;
    --gold-light: #f0c94a;
    --bg-light: #f7f9f8;
    --text-dark: #1a1a1a;
    --text-muted: #5a6b69;
    --white: #ffffff;
    --radius: 12px;
    --shadow: 0 8px 24px rgba(11, 61, 58, 0.08);
    --shadow-hover: 0 14px 32px rgba(11, 61, 58, 0.16);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-dark);
    background: var(--bg-light);
    line-height: 1.6;
}

.container {
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 20px;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

.section-title {
    font-size: 2rem;
    text-align: center;
    color: var(--teal-dark);
    margin-bottom: 8px;
}
.section-sub {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 40px;
}

.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.btn-primary {
    background: linear-gradient(135deg, var(--gold-light), var(--gold));
    color: var(--teal-dark);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(212, 167, 44, 0.35);
}

/* ============ HEADER ============ */
.site-header {
    background: var(--teal-dark);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
}
.nav-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
}
.logo {
    color: var(--white);
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}
.main-nav {
    display: flex;
    gap: 28px;
}
.main-nav a {
    color: var(--white);
    font-weight: 500;
    opacity: 0.9;
    transition: opacity 0.2s ease, color 0.2s ease;
}
.main-nav a:hover { opacity: 1; color: var(--gold-light); }

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
}

/* ============ HERO ============ */
.hero {
    background: linear-gradient(135deg, var(--teal-dark), var(--teal-light));
    color: var(--white);
    padding: 100px 20px;
    text-align: center;
}
.hero h1 {
    font-size: 2.4rem;
    max-width: 800px;
    margin: 0 auto 20px;
}
.hero p {
    max-width: 620px;
    margin: 0 auto 32px;
    opacity: 0.9;
    font-size: 1.05rem;
}

/* ============ PLATFORM CARDS ============ */
.platforms { padding: 80px 0; }

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 26px;
}

.card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 32px 24px;
    box-shadow: var(--shadow);
    position: relative;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    border-top: 4px solid var(--teal-light);
}
.card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
}
.card-disabled {
    opacity: 0.65;
    cursor: not-allowed;
    border-top-color: var(--gold);
}
.card-disabled:hover { transform: none; box-shadow: var(--shadow); }

.card-icon { font-size: 2.2rem; margin-bottom: 14px; }
.card h3 { color: var(--teal-dark); margin-bottom: 10px; font-size: 1.2rem; }
.card p { color: var(--text-muted); font-size: 0.95rem; margin-bottom: 18px; }

.badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 20px;
    letter-spacing: 0.4px;
}
.badge-live { background: #e3f5ef; color: #0f7a5c; }
.badge-soon { background: #fdf1d8; color: #a67a12; }

/* ============ CAROUSEL ============ */
.gallery { padding: 60px 0 90px; }

.carousel {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}
.carousel-track {
    display: flex;
    transition: transform 0.5s ease-in-out;
}
.slide {
    min-width: 100%;
    height: 340px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    padding: 20px;
}
.slide-content h3 { font-size: 1.6rem; margin-bottom: 10px; }
.slide-content p { font-size: 1rem; opacity: 0.9; }

.slide-1 { background: linear-gradient(135deg, #0f5c56, #12786f); }
.slide-2 { background: linear-gradient(135deg, #1a3d6d, #2c5fa8); }
.slide-3 { background: linear-gradient(135deg, #6b3d0f, #b3721f); }
.slide-4 { background: linear-gradient(135deg, #4a1a5c, #7a2c9e); }

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0,0,0,0.35);
    color: var(--white);
    border: none;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.1rem;
    transition: background 0.2s ease;
}
.carousel-btn:hover { background: rgba(0,0,0,0.55); }
.carousel-btn.prev { left: 16px; }
.carousel-btn.next { right: 16px; }

.carousel-dots {
    position: absolute;
    bottom: 14px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    gap: 8px;
}
.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255,255,255,0.5);
    cursor: pointer;
    transition: background 0.2s ease;
}
.dot.active { background: var(--gold-light); }

/* ============ CONTACT ============ */
.contact {
    background: var(--white);
    padding: 80px 0;
}
.contact-form {
    max-width: 560px;
    margin: 0 auto;
}
.form-group { margin-bottom: 20px; }
.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    color: var(--teal-dark);
    font-size: 0.9rem;
}
.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid #d8e0df;
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.2s ease;
}
.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--teal-light);
}
.form-group input.invalid,
.form-group textarea.invalid {
    border-color: #d9534f;
}
.error-msg {
    color: #d9534f;
    font-size: 0.82rem;
    display: block;
    margin-top: 4px;
    min-height: 16px;
}
.contact-form .btn { width: 100%; }

.form-status {
    margin-top: 16px;
    text-align: center;
    font-weight: 600;
    min-height: 20px;
}
.form-status.success { color: #0f7a5c; }
.form-status.error { color: #d9534f; }

/* ============ FOOTER ============ */
.site-footer {
    background: var(--teal-dark);
    color: rgba(255,255,255,0.85);
    padding: 60px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 30px;
    padding-bottom: 40px;
}
.footer-grid h3, .footer-grid h4 {
    color: var(--white);
    margin-bottom: 14px;
}
.footer-grid p { margin-bottom: 8px; font-size: 0.95rem; }
.footer-grid a:hover { color: var(--gold-light); }

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.15);
    text-align: center;
    padding: 18px 0;
    font-size: 0.85rem;
}

/* ============ RESPONSIVE ============ */
@media (max-width: 768px) {
    .main-nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--teal-dark);
        flex-direction: column;
        align-items: center;
        gap: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }
    .main-nav.open { max-height: 260px; }
    .main-nav a { padding: 14px 0; width: 100%; text-align: center; }
    .nav-toggle { display: block; }
    .hero h1 { font-size: 1.8rem; }
    .slide { height: 260px; }
}