/* ═══════════════════════════════════════════════════════════
   SWISS DESIGN SYSTEM — Precision Grid Portfolio
   Inspired by International Typographic Style
   ═══════════════════════════════════════════════════════════ */

/* ── Base ─────────────────────────────────────────────── */

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

::selection {
    background: rgba(230, 57, 70, 0.3);
    color: #FAFAFA;
}

html {
    scroll-behavior: smooth;
}

body {
    overflow-x: hidden;
    background-color: #0A0A0B;
    color: #FAFAFA;
}

/* ── Grid Overlay ─────────────────────────────────────── */
/* Subtle background grid — references Müller-Brockmann */

.grid-overlay {
    position: fixed;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.8s ease;
    background-image:
        linear-gradient(rgba(230, 57, 70, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(230, 57, 70, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
}

.grid-overlay.visible {
    opacity: 1;
}

/* ── Mouse Spotlight ──────────────────────────────────── */

.spotlight {
    position: fixed;
    pointer-events: none;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(
        circle at center,
        rgba(230, 57, 70, 0.04) 0%,
        rgba(230, 57, 70, 0.02) 25%,
        transparent 60%
    );
    transform: translate(-50%, -50%);
    z-index: 2;
    opacity: 0;
    transition: opacity 0.6s ease;
}

.spotlight.active {
    opacity: 1;
}

/* ── Inline Links ─────────────────────────────────────── */

.inline-link {
    color: #FAFAFA;
    text-decoration: none;
    background-image: linear-gradient(#E63946, #E63946);
    background-size: 0% 1px;
    background-position: 0 100%;
    background-repeat: no-repeat;
    transition: background-size 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                color 0.3s ease;
}

.inline-link:hover {
    color: #E63946;
    background-size: 100% 1px;
}

/* ── Social Icons ─────────────────────────────────────── */

.social-icon {
    position: relative;
}

.social-icon::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    width: 0;
    height: 1px;
    background: #E63946;
    transform: translateX(-50%);
    transition: width 0.3s ease;
}

.social-icon:hover::after {
    width: 100%;
}

/* ── Accent Bar Animation ─────────────────────────────── */

.accent-bar {
    animation: accentGrow 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
    transform-origin: left;
}

@keyframes accentGrow {
    from {
        transform: scaleX(0);
    }
    to {
        transform: scaleX(1);
    }
}

/* ── Fade In Animation ────────────────────────────────── */

.fade-in {
    opacity: 0;
    transform: translateY(12px);
    animation: fadeIn 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── Scroll Reveal ────────────────────────────────────── */

.reveal {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* ── Navigation ───────────────────────────────────────── */

.nav-link.active .nav-line {
    width: 3rem;
    background-color: #FAFAFA;
}

.nav-link.active span:last-child {
    color: #FAFAFA;
}

/* ── Job Cards ────────────────────────────────────────── */

.job-card {
    position: relative;
}

.job-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 0;
    height: 1px;
    background: #E63946;
    transform: translateY(-50%);
    transition: width 0.3s ease;
    opacity: 0;
}

/* ── Project Cards ────────────────────────────────────── */

.project-card {
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 2px;
    height: 0;
    background: #E63946;
    transition: height 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.project-card:hover::before {
    height: 100%;
}

/* ── Tags ─────────────────────────────────────────────── */

.tag {
    transition: border-color 0.3s ease, color 0.3s ease;
}

.job-card:hover .tag,
.project-card:hover .tag {
    border-color: rgba(230, 57, 70, 0.2);
    color: #A1A1AA;
}

/* ── Scrollbar ────────────────────────────────────────── */

.main-panel::-webkit-scrollbar {
    width: 3px;
}

.main-panel::-webkit-scrollbar-track {
    background: transparent;
}

.main-panel::-webkit-scrollbar-thumb {
    background: #27272A;
    border-radius: 2px;
}

.main-panel::-webkit-scrollbar-thumb:hover {
    background: #E63946;
}

/* ── Contact Modal ────────────────────────────────────── */

.contact-overlay {
    position: fixed;
    inset: 0;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.contact-overlay.hidden {
    display: none;
}

.contact-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    animation: fadeInBackdrop 0.2s ease forwards;
}

.contact-modal {
    position: relative;
    width: 100%;
    max-width: 440px;
    background: #141415;
    border: 1px solid #27272A;
    padding: 2rem;
    border-radius: 2px;
    animation: modalSlideUp 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
}

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

@keyframes modalSlideUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.contact-overlay.closing .contact-backdrop {
    animation: fadeOutBackdrop 0.2s ease forwards;
}

.contact-overlay.closing .contact-modal {
    animation: modalSlideDown 0.2s ease forwards;
}

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

@keyframes modalSlideDown {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(12px);
    }
}

/* ── Responsive ───────────────────────────────────────── */

@media (max-width: 768px) {
    .spotlight {
        display: none;
    }

    .grid-overlay {
        display: none;
    }
}