/* ── Reset ── */
* {
    box-sizing: border-box;
}

/* ── Animated background ── */
body {
    margin: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text);
    background-color: var(--bg);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* Floating gradient blobs */
body::before,
body::after {
    content: '';
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    opacity: var(--blob-opacity);
    z-index: 0;
    pointer-events: none;
    animation: float 20s ease-in-out infinite alternate;
}

body::before {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--blob-1) 0%, transparent 70%);
    top: -10%;
    left: -10%;
}

body::after {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--blob-2) 0%, transparent 70%);
    bottom: -5%;
    right: -10%;
    animation-delay: -10s;
}

@keyframes float {
    0%   { transform: translate(0, 0) scale(1); }
    50%  { transform: translate(60px, 40px) scale(1.1); }
    100% { transform: translate(-30px, 80px) scale(0.95); }
}

/* ── Container ── */
.container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 780px;
    margin: 0 auto;
    min-height: 100vh;
    padding: 2rem 1.5rem;
}

/* ── Hero ── */
.hero {
    position: relative;
    z-index: 10;
    padding: 0.25rem 0 1.75rem;
}

.brand {
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.04em;
    background: linear-gradient(135deg, var(--brand-from) 30%, var(--brand-via) 70%, var(--brand-to) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    margin-bottom: 0.35rem;
}

.hero-byline {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-faint);
    letter-spacing: 0.01em;
}

.hero-author {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.hero-author:hover {
    color: var(--accent);
}

/* ── See all ── */
.see-all-link {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-faint);
    text-decoration: none;
    letter-spacing: 0.02em;
    transition: color 0.2s ease;
}

.see-all-link:hover {
    color: var(--accent);
}

/* ── Projects section heading ── */
.projects-section {
    position: relative;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.section-heading {
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    color: var(--text-faint);
    margin: 0;
}

.heading-icon {
    display: inline-block;
    vertical-align: middle;
    position: relative;
    top: 0.25em;
}

/* ── Projects area ── */
.projects {
    position: relative;
    width: 100%;
}

/* ── Floating glass card ── */
.project-card {
    display: flex;
    flex-direction: column;
    padding: 1.5rem 1.75rem;
    width: 340px;
    background: var(--card-bg);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    text-decoration: none;
    color: inherit;
    position: absolute;
    overflow: hidden;
    cursor: grab;
    user-select: none;
    -webkit-user-select: none;
    transition:
        box-shadow 0.35s cubic-bezier(0.22, 1, 0.36, 1),
        border-color 0.3s ease;
    box-shadow:
        0 4px 24px var(--card-shadow),
        0 1px 2px rgba(0, 0, 0, 0.15);
    animation: cardEntrance 0.8s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.project-card:active {
    cursor: grabbing;
}

.project-card.dragging {
    z-index: 100;
    box-shadow:
        0 20px 60px var(--accent-glow),
        0 8px 24px rgba(0, 0, 0, 0.4);
    border-color: var(--card-border-hover);
    transition: box-shadow 0.15s ease, border-color 0.15s ease;
}

@keyframes cardEntrance {
    from {
        opacity: 0;
        transform: scale(0.8) translateY(30px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.project-card:nth-child(1) { animation-delay: 0s; }
.project-card:nth-child(2) { animation-delay: 0.1s; }
.project-card:nth-child(3) { animation-delay: 0.2s; }
.project-card:nth-child(4) { animation-delay: 0.3s; }

/* Subtle shimmer overlay */
.project-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(
        135deg,
        var(--card-shimmer) 0%,
        transparent 50%,
        rgba(255, 255, 255, 0.02) 100%
    );
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.project-card:hover:not(.dragging) {
    border-color: var(--card-border-hover);
    box-shadow:
        0 12px 40px var(--accent-glow),
        0 4px 16px rgba(0, 0, 0, 0.3);
}

.project-card:hover::before {
    opacity: 1;
}

/* ── Card internals ── */
.project-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.project-header h2 {
    font-size: 1.2rem;
    font-weight: 650;
    color: var(--text-heading);
    margin: 0;
    letter-spacing: -0.02em;
}

.language {
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.2rem 0.65rem;
    border-radius: 9999px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: var(--divider);
    color: var(--text-muted);
    border: 1px solid var(--divider);
}

.lang-zig {
    background: var(--lang-zig-bg);
    color: var(--lang-zig-text);
    border-color: var(--lang-zig-border);
}

.lang-ts {
    background: var(--lang-ts-bg);
    color: var(--lang-ts-text);
    border-color: var(--lang-ts-border);
}

.project-desc {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 0 0 1rem 0;
    line-height: 1.6;
    flex: 1;
}

.project-stats {
    display: flex;
    gap: 1.25rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--divider);
}

.stat {
    font-size: 0.8rem;
    color: var(--text-subtle);
    font-weight: 500;
    transition: color 0.2s ease;
}

.project-card:hover .stat {
    color: var(--text-muted);
}

/* ── Hint text ── */
.drag-hint {
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-faint);
    margin-top: 0.25rem;
    letter-spacing: 0.02em;
}

/* ── Earthquake effect ── */
.quake-msg {
    position: relative;
    z-index: 10;
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
    padding: 0.75rem 1rem;
    margin-bottom: 0.75rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    animation: msgFadeIn 0.4s ease both;
}

.quake-msg-success {
    color: #4ade80;
    border-color: rgba(74, 222, 128, 0.15);
}

@keyframes msgFadeIn {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
}

.quake-shake {
    animation: quakeShake 0.6s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}

@keyframes quakeShake {
    0%, 100% { transform: translateX(0); }
    10%      { transform: translateX(-8px) translateY(2px); }
    20%      { transform: translateX(7px) translateY(-3px); }
    30%      { transform: translateX(-6px) translateY(1px); }
    40%      { transform: translateX(5px) translateY(-2px); }
    50%      { transform: translateX(-4px) translateY(3px); }
    60%      { transform: translateX(4px) translateY(-1px); }
    70%      { transform: translateX(-3px) translateY(2px); }
    80%      { transform: translateX(2px) translateY(-1px); }
    90%      { transform: translateX(-1px); }
}

/* ── Slice effect ── */
.project-card.sliced::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        transparent calc(50% - 1.5px),
        rgba(255, 80, 80, 0.7) calc(50% - 1.5px),
        rgba(255, 80, 80, 0.7) calc(50% + 1.5px),
        transparent calc(50% + 1.5px)
    );
    pointer-events: none;
    border-radius: inherit;
    z-index: 2;
    animation: sliceFadeIn 0.3s ease both;
}

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

.slash-sweep {
    overflow: hidden;
}

.slash-sweep::before {
    content: '';
    position: absolute;
    top: -20%;
    left: -10%;
    width: 3px;
    height: 150%;
    background: rgba(255, 80, 80, 0.9);
    box-shadow: 0 0 20px rgba(255, 80, 80, 0.6), 0 0 60px rgba(255, 80, 80, 0.3);
    transform: rotate(25deg);
    animation: slashSweep 0.6s ease-out forwards;
    z-index: 50;
    pointer-events: none;
}

@keyframes slashSweep {
    from { left: -10%; opacity: 1; }
    to   { left: 110%; opacity: 0; }
}

/* ── Responsive ── */
@media (max-width: 640px) {
    .project-card {
        width: calc(100% - 2rem);
    }

    .container {
        padding: 1.5rem 1rem;
    }

    .brand {
        font-size: 1.15rem;
    }

    .hero-byline {
        font-size: 0.8rem;
    }
}