/* ========================================
   miris.dev — Holographic Portfolio Gallery
   ======================================== */

/* --- Reset & Base --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --warm-dark: #2A2020;
    --warm-brown: #4A3A30;
    --sepia-cream: #F4ECE0;
    --sepia-gold: #C4A878;
    --holo-pink: #E890C0;
    --holo-blue: #90C0E8;
    --retro-green: #8AB890;
    --steel: #6A7A8A;

    --font-display: 'Outfit', sans-serif;
    --font-body: 'Nunito', sans-serif;
    --font-code: 'Fira Code', monospace;

    --spring-ease: cubic-bezier(0.34, 1.56, 0.64, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: clamp(0.95rem, 1.2vw, 1.1rem);
    line-height: 1.8;
    color: var(--warm-brown);
    background-color: var(--sepia-cream);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* --- Halftone Background Overlay --- */
.halftone-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    opacity: 0.03;
    background-image: radial-gradient(circle, var(--warm-brown) 1px, transparent 1px);
    background-size: 12px 12px;
}

/* --- Film Grain Overlay --- */
.grain-overlay {
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    pointer-events: none;
    z-index: 1;
    opacity: 0.025;
    background-image:
        url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
    background-size: 256px 256px;
    animation: grainShift 0.5s steps(4) infinite;
}

@keyframes grainShift {
    0% { transform: translate(0, 0); }
    25% { transform: translate(-5%, -5%); }
    50% { transform: translate(5%, -10%); }
    75% { transform: translate(-10%, 5%); }
    100% { transform: translate(0, 0); }
}

/* --- Header --- */
.site-header {
    position: relative;
    z-index: 2;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.header-inner {
    opacity: 0;
    transform: translateY(30px);
    animation: headerFadeIn 1.2s var(--spring-ease) 0.3s forwards;
}

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

.site-title {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(2.8rem, 7vw, 5.5rem);
    color: var(--warm-dark);
    letter-spacing: 0.04em;
    line-height: 1.1;
    margin-bottom: 0.4em;
}

.title-dot {
    color: var(--holo-pink);
    display: inline-block;
    animation: dotShimmer 3s ease-in-out infinite;
}

@keyframes dotShimmer {
    0%, 100% { color: var(--holo-pink); }
    33% { color: var(--holo-blue); }
    66% { color: var(--retro-green); }
}

.site-tagline {
    font-family: var(--font-body);
    font-weight: 300;
    font-size: clamp(0.9rem, 1.5vw, 1.15rem);
    color: var(--steel);
    letter-spacing: 0.12em;
    text-transform: lowercase;
}

/* --- Portfolio Gallery --- */
.portfolio-gallery {
    position: relative;
    z-index: 2;
    padding: 0 clamp(20px, 4vw, 60px) 80px;
    max-width: 1280px;
    margin: 0 auto;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

/* --- Project Card --- */
.project-card {
    position: relative;
    background: var(--sepia-cream);
    border-radius: 12px;
    overflow: hidden;
    box-shadow:
        0 2px 8px rgba(42, 32, 32, 0.06),
        0 8px 30px rgba(42, 32, 32, 0.04);
    transition: box-shadow 0.4s ease, transform 0.4s var(--spring-ease);
    cursor: default;

    /* Spring entry animation */
    opacity: 0;
    transform: translateY(60px) scale(0.95);
}

.project-card.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
    transition: opacity 0.6s ease, transform 0.8s var(--spring-ease);
}

.project-card:hover {
    box-shadow:
        0 4px 16px rgba(42, 32, 32, 0.1),
        0 16px 48px rgba(42, 32, 32, 0.08);
    transform: translateY(-4px) scale(1.01);
}

/* --- Card Image Area --- */
.card-image-wrap {
    position: relative;
    overflow: hidden;
    aspect-ratio: 400 / 260;
}

.card-image {
    width: 100%;
    height: 100%;
    filter: sepia(0.25) saturate(0.85) contrast(0.95);
    transition: filter 0.5s ease;
}

.card-image svg {
    width: 100%;
    height: 100%;
    display: block;
}

.project-card:hover .card-image {
    filter: sepia(0.1) saturate(1) contrast(1);
}

/* --- Holographic Overlay --- */
.holo-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        var(--holo-angle, 135deg),
        rgba(232, 144, 192, 0.0) 0%,
        rgba(232, 144, 192, 0.12) 20%,
        rgba(144, 192, 232, 0.12) 40%,
        rgba(138, 184, 144, 0.12) 60%,
        rgba(196, 168, 120, 0.12) 80%,
        rgba(232, 144, 192, 0.0) 100%
    );
    mix-blend-mode: screen;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.project-card:hover .holo-overlay {
    opacity: 1;
}

/* --- Rainbow Edge Refraction --- */
.card-edge-refraction {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.5s ease;
    border-radius: inherit;
    box-shadow:
        inset 1px 1px 0 0 rgba(232, 144, 192, 0.3),
        inset -1px -1px 0 0 rgba(144, 192, 232, 0.3),
        inset 0 2px 0 0 rgba(138, 184, 144, 0.2),
        inset 0 -2px 0 0 rgba(196, 168, 120, 0.2);
}

.project-card:hover .card-edge-refraction {
    opacity: 1;
}

/* --- Card Content --- */
.card-content {
    padding: 20px 22px 24px;
}

.card-title {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(1.1rem, 1.8vw, 1.35rem);
    color: var(--warm-dark);
    margin-bottom: 0.35em;
    line-height: 1.3;
}

.card-description {
    font-family: var(--font-body);
    font-weight: 300;
    font-size: clamp(0.85rem, 1vw, 0.95rem);
    color: var(--warm-brown);
    line-height: 1.7;
    margin-bottom: 1em;
}

.card-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.tech-tag {
    font-family: var(--font-code);
    font-size: 0.72rem;
    color: var(--steel);
    background: rgba(106, 122, 138, 0.08);
    padding: 3px 10px;
    border-radius: 20px;
    letter-spacing: 0.02em;
    white-space: nowrap;
}

/* --- Footer --- */
.site-footer {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 60px 20px 50px;
}

.footer-text {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: clamp(0.95rem, 1.3vw, 1.1rem);
    color: var(--warm-dark);
    margin-bottom: 0.3em;
}

.footer-sub {
    font-family: var(--font-body);
    font-weight: 300;
    font-size: clamp(0.8rem, 1vw, 0.9rem);
    color: var(--steel);
    letter-spacing: 0.06em;
}

/* --- Responsive --- */
@media (max-width: 960px) {
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .site-header {
        min-height: 80vh;
    }

    .card-content {
        padding: 16px 18px 20px;
    }
}