/* about.css — О нас | 2026 */

/* === Variables === */
:root {
    --about-bg: #09090b;
    --about-bg-alt: #0f172a;
    --about-accent: #fbbf24;
    --about-accent-dim: rgba(251, 191, 36, 0.12);
    --about-accent-glow: rgba(251, 191, 36, 0.06);
    --about-text: #f8fafc;
    --about-text-secondary: #94a3b8;
    --about-text-muted: #475569;
    --about-glass: rgba(255, 255, 255, 0.02);
    --about-glass-border: rgba(255, 255, 255, 0.06);
    --about-radius: 16px;
    --about-radius-sm: 10px;
    --about-transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* === Page Wrapper === */
.about-page {
    position: relative;
    color: var(--about-text);
    overflow: hidden;
}


.about-page > section {
    position: relative;
    z-index: 1;
}

/* === Section Label === */
.section-label {
    display: inline-block;
    font-family: 'Fira Code', 'SF Mono', monospace;
    font-size: 0.75rem;
    color: var(--about-text-muted);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 2rem;
}

/* === Reveal Animation === */
.about-page .reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s var(--about-transition), transform 0.8s var(--about-transition);
}
.about-page .reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* === Hero === */
.about-hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: clamp(80px, 15vh, 160px) 1.5rem clamp(60px, 10vh, 120px);
    position: relative;
}

.hero-glow {
    position: absolute;
    top: -30%;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--about-accent-glow), transparent 70%);
    pointer-events: none;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: var(--about-glass);
    border: 1px solid var(--about-glass-border);
    border-radius: 100px;
    font-family: 'Fira Code', 'SF Mono', monospace;
    font-size: 0.75rem;
    color: var(--about-accent);
    letter-spacing: 2px;
    margin-bottom: 2rem;
}

.hero-dot {
    width: 6px;
    height: 6px;
    background: var(--about-accent);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--about-accent);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(1.4); }
}

.hero-title {
    font-size: clamp(4rem, 14vw, 10rem);
    font-weight: 900;
    letter-spacing: -4px;
    margin: 0 0 1.5rem;
    background: linear-gradient(to bottom, #ffffff, #64748b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.hero-sub {
    font-size: clamp(0.95rem, 1.8vw, 1.15rem);
    color: var(--about-text-secondary);
    line-height: 1.8;
    max-width: 480px;
    margin: 0 0 2rem;
}

.hero-tagline {
    font-family: 'Fira Code', 'SF Mono', monospace;
    font-size: 0.8rem;
    color: var(--about-text-muted);
    letter-spacing: 1px;
}

/* === Philosophy === */
.philosophy {
    padding: clamp(60px, 10vh, 120px) 1.5rem;
    display: flex;
    justify-content: center;
}

.philosophy-inner {
    max-width: 800px;
    text-align: center;
}

.philosophy-text {
    font-size: clamp(1.3rem, 3.5vw, 2rem);
    line-height: 1.7;
    color: var(--about-text);
    font-weight: 400;
}

.philosophy-text span {
    color: var(--about-accent);
    font-weight: 600;
    text-shadow: 0 0 25px rgba(251, 191, 36, 0.3);
}

/* === About Section === */
.about-section {
    padding: clamp(40px, 8vh, 80px) 1.5rem;
    max-width: 1100px;
    margin: 0 auto;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.about-card {
    background: var(--about-glass);
    border: 1px solid var(--about-glass-border);
    border-radius: var(--about-radius);
    padding: 2rem;
    backdrop-filter: blur(20px);
    transition: border-color var(--about-transition), box-shadow var(--about-transition);
}

.about-card:hover {
    border-color: rgba(251, 191, 36, 0.15);
    box-shadow: 0 0 30px rgba(251, 191, 36, 0.05);
}

.about-card h2 {
    font-size: clamp(1rem, 2vw, 1.2rem);
    font-weight: 700;
    margin: 0 0 1rem;
    color: var(--about-accent);
}

.about-card p {
    color: var(--about-text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    margin: 0;
}

/* === Principles === */
.principles-section {
    padding: clamp(40px, 8vh, 80px) 1.5rem;
    max-width: 1100px;
    margin: 0 auto;
}

.principles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.principles-grid .principle-card:last-child {
    grid-column: 2 / 3;
}

.principle-card {
    background: var(--about-glass);
    border: 1px solid var(--about-glass-border);
    border-radius: var(--about-radius);
    padding: 2rem;
    backdrop-filter: blur(20px);
    transition: border-color var(--about-transition), box-shadow var(--about-transition), transform var(--about-transition);
}

.principle-card:hover {
    border-color: rgba(251, 191, 36, 0.15);
    box-shadow: 0 0 30px rgba(251, 191, 36, 0.05);
    transform: translateY(-2px);
}

.principle-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--about-radius-sm);
    background: var(--about-accent-dim);
    color: var(--about-accent);
    font-size: 1.2rem;
    margin-bottom: 1.25rem;
}

.principle-card h3 {
    font-size: 1rem;
    font-weight: 700;
    margin: 0 0 0.75rem;
    color: var(--about-text);
}

.principle-card p {
    color: var(--about-text-secondary);
    font-size: 0.85rem;
    line-height: 1.6;
    margin: 0;
}

/* === Stack === */
.stack-section {
    padding: clamp(40px, 8vh, 80px) 1.5rem;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.stack-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
}

.stack-item {
    display: inline-block;
    padding: 8px 20px;
    background: var(--about-glass);
    border: 1px solid var(--about-glass-border);
    border-radius: 100px;
    font-family: 'Fira Code', 'SF Mono', monospace;
    font-size: 0.8rem;
    color: var(--about-text-secondary);
    transition: color var(--about-transition), border-color var(--about-transition);
}

.stack-item:hover {
    color: var(--about-accent);
    border-color: rgba(251, 191, 36, 0.2);
}

/* === Status === */
.status-section {
    padding: clamp(40px, 8vh, 80px) 1.5rem;
    max-width: 600px;
    margin: 0 auto;
}

.status-panel {
    background: var(--about-glass);
    border: 1px solid var(--about-glass-border);
    border-radius: var(--about-radius);
    padding: 0;
    overflow: hidden;
    backdrop-filter: blur(20px);
}

.status-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.75rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.status-row:last-child {
    border-bottom: none;
}

.status-key {
    font-family: 'Fira Code', 'SF Mono', monospace;
    font-size: 0.8rem;
    color: var(--about-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.status-value {
    font-size: 0.9rem;
    color: var(--about-text);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
}

.status-value.text-accent {
    color: var(--about-accent);
}

.status-dot {
    width: 6px;
    height: 6px;
    background: #22c55e;
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(34, 197, 94, 0.6);
    animation: pulse 2s ease-in-out infinite;
}

/* === Terminal === */
.terminal-section {
    padding: clamp(40px, 8vh, 100px) 1.5rem;
    max-width: 700px;
    margin: 0 auto;
}

.terminal-window {
    background: #0c0c0c;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--about-radius);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.terminal-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.03);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.terminal-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.terminal-dot-red { background: #ff5f57; }
.terminal-dot-yellow { background: #ffbd2e; }
.terminal-dot-green { background: #28ca42; }

.terminal-title {
    font-family: 'Fira Code', 'SF Mono', monospace;
    font-size: 0.75rem;
    color: var(--about-text-muted);
    margin-left: 8px;
}

.terminal-body {
    padding: 1.5rem 1.75rem;
    font-family: 'Fira Code', 'SF Mono', monospace;
    font-size: 0.82rem;
    line-height: 2;
}

.terminal-line {
    color: var(--about-text-secondary);
}

.terminal-prompt {
    color: var(--about-accent);
    margin-right: 8px;
}

.terminal-output {
    color: var(--about-text-muted);
    padding-left: 1.5rem;
}

.terminal-cursor {
    display: inline-block;
    width: 7px;
    height: 16px;
    background: var(--about-accent);
    vertical-align: text-bottom;
    animation: blink 1s step-end infinite;
    margin-left: 2px;
}

@keyframes blink {
    50% { opacity: 0; }
}

/* === Responsive === */
@media (max-width: 991px) {
    .about-grid {
        grid-template-columns: 1fr 1fr;
    }
    .principles-grid {
        grid-template-columns: 1fr 1fr;
    }
    .principles-grid .principle-card:last-child {
        grid-column: auto;
    }
}

@media (max-width: 576px) {
    .about-grid,
    .principles-grid {
        grid-template-columns: 1fr;
    }
    .hero-title {
        letter-spacing: -2px;
    }
    .status-row {
        padding: 0.85rem 1.25rem;
    }
    .terminal-body {
        padding: 1rem 1.25rem;
        font-size: 0.72rem;
    }
}