@import url('https://fonts.googleapis.com/css2?family=Fira+Code:wght@300;400;500;600;700&display=swap');

/* ─── Design Tokens ─────────────────────────────────────────── */
:root {
    --bg-deep:        #050a12;
    --bg-terminal:    #0a0f1a;
    --bg-header:      #111827;
    --bg-input:       #0d1420;

    --green:          #00ff9d;
    --green-dim:      #00cc7d;
    --green-glow:     rgba(0, 255, 157, 0.35);
    --cyan:           #22d3ee;
    --cyan-glow:      rgba(34, 211, 238, 0.3);
    --purple:         #a78bfa;
    --purple-glow:    rgba(167, 139, 250, 0.25);
    --pink:           #f472b6;
    --yellow:         #fbbf24;
    --orange:         #fb923c;
    --red:            #f87171;
    --blue:           #60a5fa;

    --text-primary:   #e2e8f0;
    --text-secondary: #94a3b8;
    --text-dim:       #475569;

    --border:         #1e293b;
    --border-glow:    rgba(0, 255, 157, 0.15);

    --font-mono:      'Fira Code', 'Cascadia Code', 'JetBrains Mono', 'Consolas', monospace;
    --radius:         12px;
}

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

html, body {
    height: 100%;
    overflow: hidden;
    background: var(--bg-deep);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 14px;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

::selection {
    background: var(--green);
    color: var(--bg-deep);
}

/* ─── Particle Background ───────────────────────────────────── */
#particle-canvas {
    position: fixed;
    inset: 0;
    z-index: 0;
    opacity: 0.4;
}

/* ─── CRT Scanline Overlay ──────────────────────────────────── */
.crt-overlay {
    position: fixed;
    inset: 0;
    z-index: 999;
    pointer-events: none;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 1px,
        rgba(0, 0, 0, 0.03) 1px,
        rgba(0, 0, 0, 0.03) 2px
    );
}

/* ─── Status Bar ────────────────────────────────────────────── */
.status-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    background: rgba(10, 15, 26, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    font-size: 11px;
    color: var(--text-secondary);
}

.status-left, .status-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

.status-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
}

.status-dot.online {
    background: var(--green);
    box-shadow: 0 0 8px var(--green-glow);
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { box-shadow: 0 0 4px var(--green-glow); }
    50%      { box-shadow: 0 0 12px var(--green-glow), 0 0 20px var(--green-glow); }
}

.status-tag {
    padding: 1px 8px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.5px;
    background: rgba(0, 255, 157, 0.1);
    color: var(--green);
    border: 1px solid rgba(0, 255, 157, 0.2);
}

.status-tag.accent {
    background: rgba(34, 211, 238, 0.1);
    color: var(--cyan);
    border-color: rgba(34, 211, 238, 0.2);
}

/* ─── Terminal Window ───────────────────────────────────────── */
.terminal-window {
    position: relative;
    z-index: 10;
    margin: 52px 24px 0;
    height: calc(100vh - 100px);
    display: flex;
    flex-direction: column;
    background: var(--bg-terminal);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow:
        0 0 0 1px rgba(0,0,0,0.5),
        0 20px 60px rgba(0,0,0,0.6),
        0 0 40px var(--border-glow);
    overflow: hidden;
}

.terminal-header {
    display: flex;
    align-items: center;
    height: 40px;
    padding: 0 16px;
    background: var(--bg-header);
    border-bottom: 1px solid var(--border);
    user-select: none;
    flex-shrink: 0;
}

.terminal-buttons {
    display: flex;
    gap: 8px;
    margin-right: 16px;
}

.terminal-buttons span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    transition: opacity 0.2s;
}

.btn-close    { background: #f87171; }
.btn-minimize { background: #fbbf24; }
.btn-maximize { background: #34d399; }

.terminal-buttons span:hover { opacity: 0.7; }

.terminal-title {
    flex: 1;
    text-align: center;
    font-size: 12px;
    color: var(--text-dim);
    letter-spacing: 0.3px;
}

.terminal-tabs {
    display: flex;
    gap: 4px;
}

.tab {
    padding: 4px 12px;
    font-size: 11px;
    border-radius: 6px 6px 0 0;
    color: var(--text-dim);
    cursor: pointer;
}

.tab.active {
    background: var(--bg-terminal);
    color: var(--text-secondary);
}

/* ─── Terminal Body ─────────────────────────────────────────── */
.terminal-body {
    flex: 1;
    overflow-y: auto;
    padding: 20px 24px;
    scroll-behavior: smooth;
}

.terminal-body::-webkit-scrollbar       { width: 6px; }
.terminal-body::-webkit-scrollbar-track { background: transparent; }
.terminal-body::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
.terminal-body::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }

/* ─── Output Blocks ─────────────────────────────────────────── */
.output {
    white-space: pre-wrap;
    word-wrap: break-word;
}

.output .line {
    margin-bottom: 2px;
    animation: fadeSlideIn 0.3s ease-out;
}

@keyframes fadeSlideIn {
    from { opacity: 0; transform: translateY(4px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ─── Input Line ────────────────────────────────────────────── */
.input-line {
    display: flex;
    align-items: center;
    margin-top: 8px;
    font-size: 14px;
}

.prompt-user   { color: var(--green); font-weight: 600; }
.prompt-at     { color: var(--text-dim); }
.prompt-host   { color: var(--cyan); font-weight: 600; }
.prompt-colon  { color: var(--text-dim); }
.prompt-path   { color: var(--purple); font-weight: 500; }
.prompt-dollar { color: var(--text-secondary); margin-right: 10px; }

.command-input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 14px;
    outline: none;
    caret-color: var(--green);
}

/* ─── Styled Output Elements ────────────────────────────────── */
.ascii-art {
    color: var(--green);
    font-size: 10px;
    line-height: 1.15;
    white-space: pre;
    text-shadow: 0 0 10px var(--green-glow);
    margin: 8px 0;
}

.section-title {
    color: var(--cyan);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 1px;
    text-transform: uppercase;
    border-bottom: 1px solid var(--border);
    padding-bottom: 6px;
    margin: 12px 0 8px;
    text-shadow: 0 0 8px var(--cyan-glow);
}

.info-label {
    color: var(--purple);
    font-weight: 600;
    min-width: 140px;
    display: inline-block;
}

.info-value {
    color: var(--text-primary);
}

.highlight {
    color: var(--yellow);
    font-weight: 500;
}

.success {
    color: var(--green);
}

.error-text {
    color: var(--red);
    text-shadow: 0 0 6px rgba(248, 113, 113, 0.3);
}

.dim {
    color: var(--text-dim);
}

.link {
    color: var(--cyan);
    text-decoration: none;
    border-bottom: 1px dashed rgba(34, 211, 238, 0.3);
    transition: all 0.2s;
}

.link:hover {
    color: #fff;
    border-bottom-color: #fff;
    text-shadow: 0 0 8px var(--cyan-glow);
}

/* Project cards */
.project-card {
    background: rgba(17, 24, 39, 0.6);
    border: 1px solid var(--border);
    border-left: 3px solid var(--green);
    border-radius: 8px;
    padding: 12px 16px;
    margin: 8px 0;
    transition: all 0.3s ease;
}

.project-card:hover {
    border-left-color: var(--cyan);
    background: rgba(17, 24, 39, 0.9);
    box-shadow: 0 0 20px rgba(0, 255, 157, 0.05);
    transform: translateX(4px);
}

.project-name {
    color: var(--green);
    font-weight: 700;
    font-size: 14px;
}

.project-lang {
    color: var(--yellow);
    font-size: 11px;
    padding: 1px 6px;
    background: rgba(251, 191, 36, 0.1);
    border-radius: 4px;
    margin-left: 8px;
}

.project-desc {
    color: var(--text-secondary);
    font-size: 12px;
    margin-top: 4px;
}

.project-link {
    color: var(--cyan);
    font-size: 11px;
    text-decoration: none;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.project-link:hover { opacity: 1; }

/* Skill bars */
.skill-bar-container {
    margin: 4px 0;
    display: flex;
    align-items: center;
    gap: 12px;
}

.skill-name {
    color: var(--text-secondary);
    min-width: 160px;
    font-size: 12px;
}

.skill-bar {
    flex: 1;
    height: 8px;
    background: rgba(30, 41, 59, 0.8);
    border-radius: 4px;
    overflow: hidden;
    max-width: 300px;
}

.skill-fill {
    height: 100%;
    border-radius: 4px;
    background: linear-gradient(90deg, var(--green), var(--cyan));
    box-shadow: 0 0 10px var(--green-glow);
    transition: width 1s ease-out;
    width: 0;
}

.skill-percent {
    color: var(--text-dim);
    font-size: 11px;
    min-width: 36px;
}

/* Prompt echo */
.cmd-echo {
    margin-bottom: 4px;
}

.cmd-echo .prompt-user   { color: var(--green); font-weight: 600; }
.cmd-echo .prompt-at     { color: var(--text-dim); }
.cmd-echo .prompt-host   { color: var(--cyan); font-weight: 600; }
.cmd-echo .prompt-colon  { color: var(--text-dim); }
.cmd-echo .prompt-path   { color: var(--purple); font-weight: 500; }
.cmd-echo .prompt-dollar { color: var(--text-secondary); margin-right: 10px; }
.cmd-echo .cmd-text      { color: var(--text-primary); }

/* Typewriter cursor */
.typed-cursor {
    display: inline-block;
    width: 8px;
    height: 16px;
    background: var(--green);
    animation: blink-cursor 0.8s step-end infinite;
    vertical-align: text-bottom;
    margin-left: 2px;
}

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

/* ─── Hint Bar ──────────────────────────────────────────────── */
.hint-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 0 20px;
    background: rgba(10, 15, 26, 0.9);
    backdrop-filter: blur(12px);
    border-top: 1px solid var(--border);
}

.hint-label {
    color: var(--text-dim);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1px;
    margin-right: 4px;
}

.hint-cmd {
    background: rgba(30, 41, 59, 0.6);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 11px;
    padding: 3px 12px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
}

.hint-cmd:hover {
    background: rgba(0, 255, 157, 0.1);
    border-color: var(--green);
    color: var(--green);
    box-shadow: 0 0 12px var(--border-glow);
    transform: translateY(-1px);
}

/* ─── Resume Download Button ────────────────────────────────── */
.resume-download-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 8px 0 4px 16px;
    padding: 10px 24px;
    font-family: var(--font-mono);
    font-size: 13px;
    font-weight: 600;
    color: var(--bg-deep);
    background: linear-gradient(135deg, var(--green), var(--cyan));
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 0 16px var(--green-glow), 0 4px 12px rgba(0,0,0,0.3);
    letter-spacing: 0.5px;
}

.resume-download-btn:hover {
    transform: translateY(-2px) scale(1.03);
    box-shadow: 0 0 24px var(--green-glow), 0 0 40px var(--cyan-glow), 0 6px 20px rgba(0,0,0,0.4);
    filter: brightness(1.1);
}

.resume-download-btn:active {
    transform: translateY(0) scale(0.98);
}

/* ─── Responsive ────────────────────────────────────────────── */
@media (max-width: 768px) {
    .terminal-window {
        margin: 36px 8px 0;
        height: calc(100vh - 80px);
        border-radius: 8px;
    }

    .terminal-body { padding: 12px 14px; }
    .terminal-title { display: none; }
    .terminal-tabs  { display: none; }
    .status-center  { display: none; }

    .ascii-art { font-size: 6px; }

    .hint-bar { gap: 4px; padding: 0 8px; flex-wrap: wrap; height: auto; padding: 6px 8px; }
    .hint-cmd { font-size: 10px; padding: 2px 8px; }

    .skill-bar-container { flex-direction: column; align-items: flex-start; gap: 4px; }
    .skill-bar { max-width: 100%; width: 100%; }

    body { font-size: 12px; }
}

@media (max-width: 480px) {
    .status-bar { padding: 0 10px; font-size: 10px; }
    .terminal-header { height: 32px; padding: 0 10px; }
    .terminal-buttons span { width: 10px; height: 10px; }
    .project-card { padding: 8px 12px; }
}