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

:root {
    --ink: #0a0a0a;
    --ink-2: #3a3a3a;
    --ink-3: #888;
    --paper: #f7f5f0;
    --cyan: #00d4ff;
    --cyan-dk: #0099bb;
    --serif: 'Instrument Serif', Georgia, serif;
    --mono: 'DM Mono', monospace;
    --sans: 'Outfit', sans-serif;
}

body {
    font-family: var(--sans);
    background: var(--paper);
    color: var(--ink);
    min-height: 100vh;
    overflow-x: hidden;
}

/* ── NAV ── */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 48px;
    background: rgba(247, 245, 240, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(10, 10, 10, 0.06);
}

.nav-logo {
    font-family: var(--sans);
    font-weight: 600;
    font-size: 1rem;
    letter-spacing: -0.02em;
    color: var(--ink);
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.nav-logo-dot {
    width: 8px;
    height: 8px;
    background: var(--cyan);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--cyan);
    animation: blink 2.5s ease-in-out infinite;
}

@keyframes blink {
    0%,
    100% {
        opacity: 1;
    }
    50% {
        opacity: 0.3;
    }
}

/* ── HERO ── */
.hero {
    min-height: 80vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    /* padding: 120px 48px 80px; */
    padding: 100px 24px 60px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 79px,
        rgba(10, 10, 10, 0.04) 79px,
        rgba(10, 10, 10, 0.04) 80px
    );
    pointer-events: none;
}

.hero-circle {
    position: absolute;
    right: -120px;
    top: 50%;
    transform: translateY(-50%);
    width: 600px;
    height: 600px;
    border-radius: 50%;
    border: 1px solid rgba(10, 10, 10, 0.06);
    pointer-events: none;
}

.hero-circle::before {
    content: '';
    position: absolute;
    inset: 40px;
    border-radius: 50%;
    border: 1px solid rgba(10, 10, 10, 0.05);
}

.hero-circle::after {
    content: '';
    position: absolute;
    inset: 80px;
    border-radius: 50%;
    border: 1px solid rgba(0, 212, 255, 0.12);
    animation: spin 20s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.hero-inner {
    position: relative;
    z-index: 1;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--mono);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--ink-3);
    margin-bottom: 32px;
    opacity: 0;
    animation: fadeUp 0.6s ease 0.1s forwards;
}

.eyebrow-line {
    width: 32px;
    height: 1px;
    background: var(--cyan);
}

h1 {
    font-family: var(--serif);
    font-size: clamp(3.5rem, 8vw, 7rem);
    font-weight: 400;
    line-height: 1;
    letter-spacing: -0.02em;
    color: var(--ink);
    margin-bottom: 48px;
    opacity: 0;
    animation: fadeUp 0.7s ease 0.2s forwards;
    font-size: clamp(2.8rem, 10vw, 5rem);
}

h1 em {
    font-style: italic;
    color: var(--ink-2);
}

h1 .accent {
    font-style: normal;
    color: var(--cyan-dk);
    position: relative;
}

h1 .accent::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 4px;
    right: 0;
    height: 3px;
    background: var(--cyan-dk);
    transform: scaleX(0);
    transform-origin: left;
    animation: underline 0.5s ease 1s forwards;
}

@keyframes underline {
    to {
        transform: scaleX(1);
    }
}

.cta-group {
    opacity: 0;
    animation: fadeUp 0.7s ease 0.4s forwards;
}

.btn-admin {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--ink);
    color: var(--paper);
    font-family: var(--sans);
    font-weight: 500;
    font-size: 0.9rem;
    padding: 14px 28px;
    border-radius: 4px;
    text-decoration: none;
    letter-spacing: -0.01em;
    transition:
        background 0.2s,
        transform 0.2s,
        box-shadow 0.2s;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.btn-admin::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.15), transparent);
    transform: translateX(-100%);
    transition: transform 0.4s ease;
}

.btn-admin:hover::before {
    transform: translateX(100%);
}
.btn-admin:hover {
    background: #111;
    transform: translateY(-2px);
    box-shadow:
        0 8px 32px rgba(10, 10, 10, 0.15),
        0 2px 8px rgba(0, 212, 255, 0.1);
}

.btn-arrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    background: var(--cyan);
    border-radius: 3px;
    font-size: 10px;
    color: var(--ink);
    flex-shrink: 0;
    transition: transform 0.2s;
}

.btn-admin:hover .btn-arrow {
    transform: translateX(2px);
}

/* ── FOOTER ── */
footer {
    padding: 24px 48px;
    border-top: 1px solid rgba(10, 10, 10, 0.08);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-brand,
.footer-copy {
    font-family: var(--mono);
    font-size: 0.7rem;
    color: var(--ink-3);
    letter-spacing: 0.05em;
}

/* ── ANIMATIONS ── */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
    nav {
        padding: 16px 24px;
    }
    .hero {
        padding: 100px 24px 60px;
    }
    h1 {
        font-size: clamp(2.8rem, 10vw, 5rem);
    }
    footer {
        padding: 20px 24px;
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
    .hero-circle {
        display: none;
    }
}