:root {
    --bg: #f7f4ee;
    --bg-soft: #e7e2d8;
    --taupe: #d6d2c9;
    --taupe-dark: #9c9384;
    --rose: #d1a8a0;
    --rose-soft: #e2c5bd;
    --dark: #222222;
    --dark-soft: #4b443f;
    --text: #222222;
    --text-muted: #6f675f;
    --text-on-light: #222222;
    --text-on-dark: #f7f4ee;
    --border: rgba(34, 34, 34, 0.22);
    --shadow: 0 24px 60px rgba(34, 34, 34, 0.14);
    --header-bg: rgba(247, 244, 238, 0.86);
    --radius: 18px;
    --transition: 0.25s ease;
    --transition-slow: 0.7s ease;
    color-scheme: light;
}

[data-theme="dark"] {
    --bg: #11131a;
    --bg-soft: #1c2028;
    --taupe: #272a31;
    --taupe-dark: #34313a;
    --rose: #d8a8a0;
    --rose-soft: #e6c4bd;
    --dark: #f7f4ee;
    --dark-soft: #d9d1c6;
    --text: #f7f4ee;
    --text-muted: #c3b9ae;
    --text-on-light: #222222;
    --text-on-dark: #f7f4ee;
    --border: rgba(247, 244, 238, 0.18);
    --shadow: 0 24px 70px rgba(0, 0, 0, 0.36);
    --header-bg: rgba(17, 19, 26, 0.86);
    color-scheme: dark;
}

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

html {
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    background: var(--bg);
    color: var(--text);
    font-family: "Montserrat", Arial, Helvetica, sans-serif;
    font-weight: 600;
    line-height: 1.6;
    transition: background var(--transition), color var(--transition);
}

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

button {
    font: inherit;
}

#scroll-bar {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    width: 0;
    height: 4px;
    background: var(--dark);
}

.container {
    position: relative;
    z-index: 2;
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
}

#space-canvas {
    position: fixed;
    inset: 0;
    z-index: 1;
    width: 100%;
    height: 100%;
    opacity: 0.38;
    pointer-events: none;
    transition: opacity var(--transition);
}

[data-theme="dark"] #space-canvas {
    opacity: 0.56;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--header-bg);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(18px);
    transition: box-shadow var(--transition), background var(--transition);
}

    .site-header.scrolled {
        box-shadow: 0 12px 34px rgba(34, 34, 34, 0.12);
    }

.navbar {
    min-height: 78px;
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.nav-logo {
    font-size: 1.1rem;
    font-weight: 900;
    letter-spacing: 0.04em;
}

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

.nav-links {
    display: flex;
    align-items: center;
    gap: 34px;
    list-style: none;
}

    .nav-links a {
        position: relative;
        display: inline-flex;
        align-items: center;
        gap: 6px;
        color: var(--dark);
        font-size: 0.95rem;
        font-weight: 800;
        transition: color var(--transition), opacity var(--transition);
    }

        .nav-links a::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -10px;
            width: 100%;
            height: 2px;
            background: var(--rose);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition);
        }

        .nav-links a i {
            font-size: 0.75rem;
            opacity: 0.55;
            transition: transform var(--transition), opacity var(--transition);
        }

        .nav-links a:hover,
        .nav-links a.active {
            opacity: 0.55;
        }

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

        .nav-links a:hover i,
        .nav-links a.active i {
            opacity: 1;
            transform: translateY(-2px);
        }

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.theme-toggle,
.nav-burger {
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text);
    border-radius: 999px;
    cursor: pointer;
}

.theme-toggle {
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    transition: background var(--transition), color var(--transition), transform var(--transition);
}

    .theme-toggle:hover {
        transform: translateY(-2px);
        background: var(--rose);
        color: #222222;
    }

.nav-burger {
    display: none;
    width: 42px;
    height: 42px;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 5px;
}

    .nav-burger span {
        width: 20px;
        height: 2px;
        background: var(--dark);
        border-radius: 999px;
    }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 0.85rem 1.35rem;
    border-radius: 999px;
    font-weight: 800;
    position: relative;
    overflow: hidden;
    transition: transform var(--transition), background var(--transition), box-shadow var(--transition);
}

    .btn::after {
        content: "";
        position: absolute;
        inset: 0;
        background: rgba(247, 244, 238, 0.16);
        opacity: 0;
        transition: opacity var(--transition);
        pointer-events: none;
    }

    .btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 14px 34px rgba(34, 34, 34, 0.16);
    }

    .btn:hover::after {
        opacity: 1;
    }

    .btn i {
        transition: transform var(--transition);
    }

    .btn:hover i {
        transform: translateX(3px);
    }

.btn-primary {
    background: var(--dark);
    color: var(--bg);
}

.btn-secondary {
    background: var(--rose);
    color: var(--text-on-light);
}

.page-hero {
    padding: 96px 0 64px;
    background: radial-gradient(circle at 84% 20%, rgba(209, 168, 160, 0.34) 0 118px, transparent 120px), var(--bg);
    border-bottom: 3px solid var(--dark);
}

    .page-hero h1 {
        max-width: 850px;
        font-size: clamp(3rem, 7vw, 5.8rem);
        font-weight: 1000;
        line-height: 1;
        letter-spacing: 0;
        color: var(--dark);
        overflow-wrap: anywhere;
    }

        .page-hero h1 span {
            color: var(--rose);
        }

    .page-hero p:not(.section-label) {
        max-width: 720px;
        margin-top: 22px;
        color: var(--text-muted);
        font-size: 1.05rem;
        font-weight: 700;
    }

.section-label {
    position: relative;
    z-index: 1;
    display: inline-flex;
    margin-bottom: 18px;
    color: var(--dark);
    font-size: 0.85rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0;
}

.site-footer {
    margin-top: 90px;
    padding: 36px 0;
    border-top: 3px solid var(--dark);
    background: var(--taupe);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    gap: 32px;
}

.footer-brand p {
    max-width: 520px;
    margin-top: 10px;
    color: var(--text-muted);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    color: var(--dark);
    font-weight: 700;
}

    .footer-links a {
        transition: color var(--transition), transform var(--transition), opacity var(--transition);
    }

    .footer-links a:hover {
        color: var(--rose);
        opacity: 1;
        transform: translateY(-2px);
    }

.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

    .reveal.is-visible {
        opacity: 1;
        transform: translateY(0);
    }

@media (max-width: 760px) {
    .nav-links {
        display: none;
    }

    .nav-burger {
        display: flex;
    }

    .footer-content {
        flex-direction: column;
    }

    .page-hero {
        padding: 72px 0 48px;
    }

        .page-hero h1 {
            font-size: clamp(2.3rem, 10.5vw, 3.2rem);
        }

    .nav-links.is-open {
        position: absolute;
        top: 78px;
        left: 16px;
        right: 16px;
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 18px;
        background: var(--bg);
        border: 1px solid var(--border);
        box-shadow: var(--shadow);
    }

        .nav-links.is-open a {
            display: block;
            padding: 12px 0;
        }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }
}