/* ── Base & Reset ── */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    margin: 0;
    overflow-x: hidden;
}

::selection {
    background: rgba(13, 148, 136, 0.2);
    color: #0f766e;
}

/* ── Scrollbar ── */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f5f5f4;
}
::-webkit-scrollbar-thumb {
    background: #94a3b8;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #64748b;
}

/* ── Eyebrow ── */
.eyebrow {
    font-family: 'Inter', system-ui, sans-serif;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: #0d9488;
}

/* ── Buttons ── */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: 'Inter', system-ui, sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-decoration: none;
    background: #0f766e;
    color: #ffffff;
    padding: 1rem 2rem;
    border-radius: 9999px;
    border: 2px solid #0f766e;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-primary:hover {
    background: #042f2e;
    border-color: #042f2e;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(4, 47, 46, 0.3);
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    font-family: 'Inter', system-ui, sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-decoration: none;
    background: transparent;
    color: #0f766e;
    padding: 1rem 2rem;
    border-radius: 9999px;
    border: 2px solid #0f766e;
    transition: all 0.3s ease;
}

.btn-outline:hover {
    background: #0f766e;
    color: #ffffff;
    transform: translateY(-2px);
}

/* ── Divider Line ── */
.divider-line {
    height: 1px;
    background: linear-gradient(90deg, transparent, #cbd5e1, transparent);
}

/* ── Hero Animations ── */
.hero-eyebrow {
    animation: slideUp 0.8s ease forwards;
    animation-delay: 0.2s;
    opacity: 0;
}

.hero-title {
    animation: slideUp 0.8s ease forwards;
    animation-delay: 0.4s;
    opacity: 0;
}

.hero-subtitle {
    animation: slideUp 0.8s ease forwards;
    animation-delay: 0.6s;
    opacity: 0;
}

.hero-cta {
    animation: slideUp 0.8s ease forwards;
    animation-delay: 0.8s;
    opacity: 0;
}

.hero-image-wrap {
    animation: fadeIn 1s ease forwards;
    animation-delay: 0.5s;
    opacity: 0;
}

.hero-badge {
    animation: slideUp 0.8s ease forwards;
    animation-delay: 1s;
    opacity: 0;
}

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

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

/* ── Scroll Reveal ── */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 1;
    transform: none;
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-up {
    transform: translateY(40px);
}

.reveal-left {
    transform: translateX(-40px);
}

.reveal-right {
    transform: translateX(40px);
}

.reveal-up.visible,
.reveal-left.visible,
.reveal-right.visible {
    opacity: 1;
    transform: none;
}

/* ── Card Image Hover ── */
.card-img {
    transition: transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ── Navbar ── */
.nav-logo-color {
    transition: color 0.3s ease;
}

.nav-sub-color {
    transition: color 0.3s ease;
}

.nav-scrolled .nav-logo-color {
    color: #ffffff;
}

.nav-scrolled .nav-sub-color {
    color: #5eead4;
}

.nav-scrolled .nav-link {
    color: rgba(255, 255, 255, 0.8);
}

.nav-scrolled .nav-link:hover {
    color: #ffffff;
}

.nav-scrolled .nav-cta-btn {
    background: #0d9488;
    border-color: #0d9488;
    color: #ffffff;
}

.nav-scrolled .menu-line {
    background: #ffffff;
}

/* ── Mobile Menu ── */
.mobile-menu-link {
    transition: color 0.3s ease;
}

/* ── Reduced Motion ── */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    html {
        scroll-behavior: auto;
    }
    .reveal-up,
    .reveal-left,
    .reveal-right {
        opacity: 1;
        transform: none;
    }
}

/* ── Responsive ── */
@media (max-width: 767px) {
    .hero-image-wrap {
        position: relative;
        min-height: 50vh;
    }

    .hero-badge {
        position: relative;
        margin-top: 1rem;
        max-width: 100%;
        margin-left: 0;
        margin-right: 0;
    }
}