@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;600;700&family=Space+Mono:wght@400;700&display=swap');

* {
    font-family: 'JetBrains Mono', monospace;
}

body {
    background: var(--bg-dark);
    color: var(--primary-light);
    font-size: 1rem;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Constrain paragraph width for comfortable reading (65-75 chars) */
.prose-text {
    max-width: 65ch;
}

/* Type scale — terminal/brand register */
.display-1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.heading-1 {
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.01em;
}

.heading-2 {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    font-weight: 600;
    line-height: 1.3;
}

/* Labels and metadata — compact, clear */
.label-mono {
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* Light-on-dark compensation — body text needs more air on dark backgrounds */
body[data-theme]:not([data-theme="light-mode"]) p,
body[data-theme]:not([data-theme="light-mode"]) li {
    line-height: 1.7;
    letter-spacing: 0.01em;
}

/* Better paragraph wrapping to avoid widows */
p {
    text-wrap: pretty;
}

/* Focus styles for accessibility */
:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Balanced heading wraps */
.heading-balanced {
    text-wrap: balance;
}

.icon {
    color: var(--primary);
}

.terminal-bg {
    background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-secondary) 100%);
}

.glow-text {
    color: var(--primary);
    text-shadow: 0 0 10px var(--primary), 0 0 20px var(--primary), 0 0 30px var(--primary);
}

.glow-cyan {
    color: var(--primary-light);
    text-shadow: 0 0 10px var(--primary-light), 0 0 20px var(--primary-light);
}

.terminal-border {
    border: 2px solid var(--primary);
    box-shadow: 0 0 20px var(--primary-glow);
}

.cyber-card {
    background: rgba(22, 33, 62, 0.6);
    border: 1px solid var(--primary);
    box-shadow: 0 0 15px var(--primary-glow);
    transition: all 0.3s ease;
    position: relative;
}

.cyber-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-light);
    box-shadow: 0 0 25px var(--primary-glow);
}

/* === Motion System === */

/* Section reveal on scroll */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.4s cubic-bezier(0.25, 0.1, 0.25, 1),
                transform 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
}

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

/* Terminal header children stagger entrance */
.reveal-stagger > * {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.35s cubic-bezier(0.25, 0.1, 0.25, 1),
                transform 0.35s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.reveal-stagger.reveal-visible > *:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger.reveal-visible > *:nth-child(2) { transition-delay: 80ms; }
.reveal-stagger.reveal-visible > *:nth-child(3) { transition-delay: 160ms; }
.reveal-stagger.reveal-visible > *:nth-child(4) { transition-delay: 240ms; }
.reveal-stagger.reveal-visible > *:nth-child(5) { transition-delay: 320ms; }
.reveal-stagger.reveal-visible > *:nth-child(6) { transition-delay: 400ms; }
.reveal-stagger.reveal-visible > *:nth-child(7) { transition-delay: 480ms; }
.reveal-stagger.reveal-visible > *:nth-child(8) { transition-delay: 560ms; }
.reveal-stagger.reveal-visible > *:nth-child(9) { transition-delay: 640ms; }

.reveal-stagger.reveal-visible > * {
    opacity: 1;
    transform: translateY(0);
}

/* Reduced motion — strip all decorative transforms and fades */
@media (prefers-reduced-motion: reduce) {
    .reveal,
    .reveal-stagger > * {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .reveal-stagger.reveal-visible > * {
        transition-delay: 0ms;
    }

    .scanline {
        display: none;
    }

    .matrix-rain {
        opacity: 0.03;
    }

    .glitch:hover::before,
    .glitch:hover::after {
        display: none;
    }

    .typing-cursor::after {
        animation: none;
    }

    .theme-switcher {
        transition: none;
    }

    .cyber-card {
        transition: none;
    }

    .cyber-card:hover {
        transform: none;
    }

    .section-compact {
        transition: none;
    }

    .section-compact:hover {
        border-color: rgba(255, 255, 255, 0.06);
        box-shadow: none;
    }

    .theme-toggle-btn,
    .skill-chip,
    .neon-button {
        transition: none;
    }

    .theme-toggle-btn:hover,
    .skill-chip:hover {
        transform: none;
        box-shadow: none;
    }
}

.typing-cursor::after {
    content: '|';
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% {
        opacity: 1;
    }
    51%, 100% {
        opacity: 0;
    }
}

.matrix-rain {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    opacity: 0.1;
}

.scanline {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
            to bottom,
            transparent 0%,
            var(--primary-glow) 50%,
            transparent 100%
    );
    pointer-events: none;
    animation: scan 8s linear infinite;
    z-index: 1;
}

@keyframes scan {
    0% {
        transform: translateY(-100%);
    }
    100% {
        transform: translateY(100%);
    }
}

.glitch {
    position: relative;
}

.glitch:hover::before,
.glitch:hover::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.glitch:hover::before {
    animation: glitch-1 0.3s infinite;
    color: var(--primary-light);
    z-index: -1;
}

.glitch:hover::after {
    animation: glitch-2 0.3s infinite;
    color: var(--secondary);
    z-index: -2;
}

@keyframes glitch-1 {
    0%, 100% {
        transform: translate(0);
    }
    33% {
        transform: translate(-2px, 2px);
    }
    66% {
        transform: translate(2px, -2px);
    }
}

@keyframes glitch-2 {
    0%, 100% {
        transform: translate(0);
    }
    33% {
        transform: translate(2px, -2px);
    }
    66% {
        transform: translate(-2px, 2px);
    }
}

.code-block {
    background: #0d1117;
    border-left: 3px solid var(--primary);
}

.code-block-compact {
    background: #0d1117;
    border-left: 2px solid var(--primary);
}

/* Compact section cards — reduced visual weight for supporting content */
.section-compact {
    background: rgba(22, 33, 62, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.06);
    transition: all 0.3s ease;
}

.section-compact:hover {
    border-color: var(--primary);
    box-shadow: 0 0 12px var(--primary-glow);
}

.skill-chip {
    background: var(--primary-glow);
    border: 1px solid var(--primary);
    transition: all 0.15s ease;
    cursor: default;
}

.skill-chip:hover {
    background: var(--primary-glow);
    box-shadow: 0 0 15px var(--primary-glow);
    transform: scale(1.05);
}

.skill-chip:active {
    transform: scale(0.95);
}

.skill-chip:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.neon-button {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
    text-shadow: 0 0 5px var(--primary);
    transition: all 0.15s ease;
}

.neon-button:hover {
    background: var(--primary);
    color: var(--bg-dark);
    box-shadow: 0 0 20px var(--primary), 0 0 40px var(--primary);
    text-shadow: none;
}

.neon-button:active {
    transform: scale(0.97);
}

.neon-button:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.ascii-art {
    font-family: 'Space Mono', monospace;
    line-height: 1.2;
    white-space: pre;
}

.theme-switcher {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    background: rgba(22, 33, 62, 0.95);
    border: 2px solid var(--primary);
    border-radius: 12px;
    padding: 15px;
    box-shadow: 0 0 20px var(--primary-glow);
    opacity: 0;
    transform: translateY(-8px) scale(0.96);
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.theme-switcher.open {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

/* Theme toggle button — always visible */
.theme-toggle-btn {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1001;
    background: rgba(22, 33, 62, 0.9);
    border: 2px solid var(--primary);
    border-radius: 8px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--primary);
    box-shadow: 0 0 12px var(--primary-glow);
    transition: all 0.15s ease;
}

.theme-toggle-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 0 20px var(--primary-glow);
}

.theme-toggle-btn:active {
    transform: scale(0.95);
}

.theme-toggle-btn:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.theme-option {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
}

.theme-option:hover {
    transform: scale(1.1);
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
}

.theme-option.active {
    border-color: white;
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.5);
}

.theme-blue {
    background: linear-gradient(135deg, #3b82f6, #60a5fa);
}

.theme-purple {
    background: linear-gradient(135deg, #a855f7, #ec4899);
}

.theme-green {
    background: linear-gradient(135deg, #10b981, #34d399);
}

.theme-red {
    background: linear-gradient(135deg, #ef4444, #fb923c);
}

.theme-cyan {
    background: linear-gradient(135deg, #06b6d4, #22d3ee);
}

.theme-orange {
    background: linear-gradient(135deg, #f97316, #fb923c);
}

.theme-lime {
    background: linear-gradient(135deg, #84cc16, #a3e635);
}

.theme-gray {
    background: linear-gradient(135deg, #6b7280, #9ca3af);
}

.theme-stealth {
    background: linear-gradient(135deg, #374151, #6b7280);
}

.theme-light {
    background: linear-gradient(135deg, #f9fafb, #e5e7eb);
    border: 2px solid #d1d5db;
}

[data-theme="light-mode"] body {
    color: #1f2937;
}

[data-theme="light-mode"] .terminal-bg {
    background: linear-gradient(135deg, #f9fafb 0%, #e5e7eb 100%);
}

[data-theme="light-mode"] .cyber-card {
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid var(--primary);
}

[data-theme="light-mode"] .terminal-border {
    background: rgba(255, 255, 255, 0.6);
}

[data-theme="light-mode"] .code-block {
    background: #ffffff;
    border-left: 3px solid var(--primary);
}

[data-theme="light-mode"] .text-gray-400,
[data-theme="light-mode"] .text-gray-500,
[data-theme="light-mode"] .text-gray-600 {
    color: #4b5563 !important;
}

[data-theme="light-mode"] .glow-text {
    color: var(--primary);
    text-shadow: 0 0 5px var(--primary-glow);
}

[data-theme="light-mode"] .glow-cyan {
    color: var(--primary-light);
    text-shadow: 0 0 5px var(--primary-glow);
}

[data-theme="light-mode"] .theme-switcher {
    background: rgba(255, 255, 255, 0.95);
    border: 2px solid var(--primary);
}

[data-theme="light-mode"] .matrix-rain {
    opacity: 0.05;
}

.sound-toggle {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
    background: rgba(22, 33, 62, 0.9);
    border: 2px solid var(--primary);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.15s ease;
    box-shadow: 0 0 20px var(--primary-glow);
}

.sound-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 0 30px var(--primary-glow);
}

.sound-toggle:active {
    transform: scale(0.95);
}

.sound-toggle:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.sound-toggle.muted {
    opacity: 0.5;
}