/* ================================================
   SQLi Lab — stylesheet
   ================================================ */

:root {
    --bg: #0a0e0f;
    --bg-raised: #11161a;
    --bg-elev: #161c22;
    --bg-input: #0d1216;
    --border: #1f2933;
    --border-bright: #2a3a48;
    --border-focus: #3a5060;
    --text: #d8dee4;
    --text-dim: #8a96a3;
    --text-faint: #5a6776;
    --accent: #ff5252;
    --accent-hover: #ff7070;
    --accent-glow: rgba(255, 82, 82, 0.15);
    --accent-2: #f4c430;
    --accent-3: #4ec9b0;
    --danger: #ff5252;
    --success: #4ec9b0;
    --warning: #f4c430;
    --mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Consolas, monospace;
    --display: 'Fraunces', Georgia, serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--mono);
    font-size: 14px;
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
    background-size: 48px 48px;
    pointer-events: none;
    z-index: 0;
    mask-image: radial-gradient(ellipse at top, black 0%, transparent 75%);
}

body::after {
    content: '';
    position: fixed;
    inset: 0;
    background:
        radial-gradient(ellipse 800px 400px at 20% 0%, var(--accent-glow), transparent 70%),
        radial-gradient(ellipse 600px 300px at 90% 100%, rgba(78, 201, 176, 0.06), transparent 70%);
    pointer-events: none;
    z-index: 0;
}

.wrap {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2rem 2rem 6rem;
    position: relative;
    z-index: 1;
}

/* Top bar */
.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0 1.5rem;
    border-bottom: 1px dashed var(--border);
    margin-bottom: 3rem;
    font-size: 12px;
    color: var(--text-dim);
    flex-wrap: wrap;
    gap: 1rem;
}

.topbar .left { display: flex; gap: 1rem; align-items: center; }
.topbar a.brand {
    color: var(--text);
    text-decoration: none;
    display: flex;
    gap: 0.75rem;
    align-items: center;
    font-weight: 500;
}
.topbar a.brand:hover { color: var(--accent); }
.topbar a.brand em {
    color: var(--accent);
    font-style: italic;
    font-family: var(--display);
    font-weight: 500;
}
.topbar .dot {
    width: 8px; height: 8px;
    background: var(--accent-3);
    border-radius: 50%;
    box-shadow: 0 0 12px var(--accent-3);
    animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}
.topbar .right {
    color: var(--text-faint);
    display: flex;
    gap: 1.5rem;
    align-items: center;
    flex-wrap: wrap;
}
.topbar .right a {
    color: var(--text-dim);
    text-decoration: none;
    border-bottom: 1px dotted transparent;
    transition: all 0.2s ease;
    font-size: 12px;
}
.topbar .right a:hover { color: var(--accent); border-color: var(--accent); }
.topbar .right a.active { color: var(--accent); }

/* Hero */
.hero { margin-bottom: 4rem; }

.eyebrow {
    font-size: 11px;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.eyebrow::before {
    content: '';
    width: 32px;
    height: 1px;
    background: var(--accent);
}

.hero h1 {
    font-family: var(--display);
    font-weight: 400;
    font-size: clamp(2.75rem, 7vw, 5rem);
    line-height: 1;
    letter-spacing: -0.04em;
    margin-bottom: 1.75rem;
}
.hero h1 em { font-style: italic; color: var(--accent); font-weight: 500; }

.hero .lede {
    font-size: 16px;
    max-width: 680px;
    color: var(--text-dim);
    margin-bottom: 0;
}
.hero .lede strong { color: var(--text); font-weight: 500; }

.caret {
    display: inline-block;
    width: 0.5em; height: 1em;
    background: var(--accent);
    margin-left: 0.15em;
    vertical-align: -0.15em;
    animation: blink 1.1s step-end infinite;
}
@keyframes blink { 0%,50% { opacity: 1; } 50.01%,100% { opacity: 0; } }

/* Section heads */
.section-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
    gap: 1rem;
}
.section-head h2 {
    font-family: var(--display);
    font-weight: 500;
    font-style: italic;
    font-size: 1.75rem;
    letter-spacing: -0.02em;
}
.section-head .count {
    font-family: var(--mono);
    color: var(--text-faint);
    font-size: 12px;
    letter-spacing: 0.1em;
}

section { margin-bottom: 4rem; }

/* Lab header */
.lab-header { margin-bottom: 2.5rem; }
.lab-header .level-num {
    font-size: 11px;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.5rem;
}
.lab-header h1 {
    font-family: var(--display);
    font-weight: 500;
    font-size: clamp(2rem, 5vw, 3rem);
    letter-spacing: -0.02em;
    margin-bottom: 0.75rem;
}
.lab-header h1 em { font-style: italic; color: var(--accent); }
.lab-header .lede { color: var(--text-dim); max-width: 720px; }

/* Level navigation */
.level-nav {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 0.5rem;
    margin-bottom: 3rem;
    padding: 0.5rem;
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: 4px;
}
.level-nav a {
    text-decoration: none;
    color: var(--text-dim);
    text-align: center;
    padding: 0.85rem 0.5rem;
    border-radius: 3px;
    font-size: 11px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transition: all 0.2s ease;
    border: 1px solid transparent;
}
.level-nav a:hover { color: var(--text); background: var(--bg-elev); }
.level-nav a.active {
    color: var(--accent);
    background: var(--bg-elev);
    border-color: var(--accent);
}
.level-nav a .lvl { display: block; font-size: 9px; color: var(--text-faint); margin-bottom: 0.2rem; }

/* Hub level cards */
.level-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1rem;
}
.level-card {
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 1.5rem;
    text-decoration: none;
    color: inherit;
    transition: all 0.25s ease;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
}
.level-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 3px;
    height: 100%;
    background: var(--accent);
    transform: scaleY(0);
    transform-origin: top;
    transition: transform 0.3s ease;
}
.level-card:hover {
    border-color: var(--border-bright);
    transform: translateY(-2px);
}
.level-card:hover::before { transform: scaleY(1); }
.level-card .num {
    font-family: var(--display);
    font-size: 0.95rem;
    font-style: italic;
    color: var(--accent);
    letter-spacing: 0.2em;
}
.level-card h3 {
    font-family: var(--display);
    font-weight: 500;
    font-size: 1.4rem;
    letter-spacing: -0.02em;
    color: var(--text);
}
.level-card p {
    color: var(--text-dim);
    font-size: 13px;
    margin-bottom: 0.5rem;
}
.level-card .enter {
    margin-top: auto;
    font-size: 11px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
    padding-top: 0.75rem;
    border-top: 1px dashed var(--border);
}

/* Two-column lab layout */
.lab-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}
@media (max-width: 900px) { .lab-grid { grid-template-columns: 1fr; } }

.panel {
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 1.5rem;
}
.panel-title {
    font-size: 10px;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--text-faint);
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px dashed var(--border);
}

/* Forms */
.field { margin-bottom: 1rem; }
.field label {
    display: block;
    font-size: 11px;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 0.4rem;
}
.field input, .field textarea, .field select {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 0.7rem 0.85rem;
    border-radius: 3px;
    font-family: var(--mono);
    font-size: 13px;
    transition: border-color 0.2s ease;
}
.field input:focus, .field textarea:focus, .field select:focus {
    outline: none;
    border-color: var(--border-focus);
    background: var(--bg-elev);
}

.mode-toggle {
    display: flex;
    gap: 0;
    border: 1px solid var(--border);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 1rem;
}
.mode-toggle button {
    flex: 1;
    padding: 0.65rem 1rem;
    background: var(--bg-input);
    border: none;
    color: var(--text-dim);
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.2s ease;
}
.mode-toggle button:hover { background: var(--bg-elev); color: var(--text); }
.mode-toggle button.active.vuln { background: var(--accent); color: var(--bg); }
.mode-toggle button.active.safe { background: var(--accent-3); color: var(--bg); }

.btn {
    background: var(--accent);
    color: var(--bg);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 3px;
    font-family: var(--mono);
    font-weight: 600;
    font-size: 12px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.2s ease;
}
.btn:hover { background: var(--accent-hover); transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn.btn-secondary {
    background: transparent;
    border: 1px solid var(--border-bright);
    color: var(--text);
}
.btn.btn-secondary:hover { background: var(--bg-elev); border-color: var(--accent); color: var(--accent); }

/* Output */
.query-display {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent-2);
    border-radius: 3px;
    padding: 1rem;
    font-size: 12px;
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-all;
    color: var(--text);
    margin: 0.75rem 0;
    max-height: 200px;
    overflow-y: auto;
}
.query-display .injected { color: var(--accent); font-weight: 600; }
.query-display .keyword { color: var(--accent-2); }
.query-display .string { color: var(--accent-3); }
.query-display .comment { color: var(--text-faint); }

.alert {
    padding: 0.85rem 1rem;
    border-radius: 3px;
    font-size: 12.5px;
    margin: 0.75rem 0;
    border-left: 3px solid;
}
.alert.alert-success {
    background: rgba(78, 201, 176, 0.08);
    border-color: var(--success);
    color: var(--success);
}
.alert.alert-error {
    background: rgba(255, 82, 82, 0.08);
    border-color: var(--danger);
    color: var(--accent-hover);
}
.alert.alert-info {
    background: rgba(138, 180, 248, 0.05);
    border-color: var(--text-dim);
    color: var(--text-dim);
}
.alert.alert-warning {
    background: rgba(244, 196, 48, 0.06);
    border-color: var(--warning);
    color: var(--warning);
}

.results-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
    margin: 0.75rem 0;
}
.results-table th, .results-table td {
    text-align: left;
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid var(--border);
}
.results-table th {
    color: var(--text-faint);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 10px;
    background: var(--bg-input);
}
.results-table td {
    color: var(--text);
    word-break: break-word;
}
.results-table tr:hover td { background: var(--bg-elev); }

/* Payloads */
.payloads {
    list-style: none;
    margin: 1rem 0;
}
.payloads li {
    padding: 0.5rem 0;
    border-bottom: 1px dashed var(--border);
    font-size: 12.5px;
    color: var(--text-dim);
}
.payloads li:last-child { border: none; }
.payloads code {
    background: var(--bg-input);
    color: var(--accent-2);
    padding: 0.15rem 0.5rem;
    border-radius: 3px;
    font-size: 11.5px;
    cursor: pointer;
    transition: all 0.15s ease;
    border: 1px solid var(--border);
    display: inline-block;
    margin: 0.1rem 0;
}
.payloads code:hover {
    background: var(--accent);
    color: var(--bg);
    border-color: var(--accent);
}
.payloads code.copied { background: var(--accent-3); color: var(--bg); border-color: var(--accent-3); }
.payloads .desc { color: var(--text-faint); display: block; font-size: 11.5px; margin-top: 0.25rem; }

/* Code blocks */
pre.code {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent-3);
    border-radius: 3px;
    padding: 1rem;
    font-size: 12px;
    overflow-x: auto;
    line-height: 1.6;
    margin: 1rem 0;
}
pre.code .keyword { color: var(--accent-2); }
pre.code .string { color: var(--accent-3); }
pre.code .comment { color: var(--text-faint); font-style: italic; }
pre.code .danger { color: var(--accent); font-weight: 500; }

code:not(pre code) {
    background: var(--bg-raised);
    color: var(--accent-2);
    padding: 0.1rem 0.4rem;
    border-radius: 2px;
    font-size: 0.9em;
    border: 1px solid var(--border);
}

/* Objective indicator */
.objective {
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}
.objective .icon {
    width: 32px; height: 32px;
    border: 1px solid var(--accent);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: var(--accent);
    font-family: var(--display);
    font-style: italic;
    flex-shrink: 0;
}
.objective .text { flex: 1; min-width: 200px; }
.objective .text .label {
    font-size: 10px;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.2rem;
}
.objective .text .desc { font-size: 13px; color: var(--text); }
.objective.completed .icon { background: var(--accent-3); border-color: var(--accent-3); color: var(--bg); }
.objective.completed .text .label { color: var(--accent-3); }

/* Loading */
.loading {
    text-align: center;
    padding: 2rem;
    color: var(--text-faint);
    font-size: 12px;
    letter-spacing: 0.15em;
}
.loading::after {
    content: '';
    display: inline-block;
    width: 8px; height: 8px;
    background: var(--accent);
    border-radius: 50%;
    margin-left: 0.5rem;
    animation: blink 0.8s ease-in-out infinite;
}

/* Footer */
footer {
    border-top: 1px dashed var(--border);
    padding-top: 2rem;
    margin-top: 4rem;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 11px;
    color: var(--text-faint);
    letter-spacing: 0.05em;
}
footer .links a {
    color: var(--text-dim);
    text-decoration: none;
    margin-left: 1.5rem;
    border-bottom: 1px dotted transparent;
    transition: all 0.2s ease;
}
footer .links a:hover { color: var(--accent); border-color: var(--accent); }

/* Cheatsheet */
.cheat-section { margin-bottom: 3rem; }
.cheat-section h3 {
    font-family: var(--display);
    font-style: italic;
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--accent);
}
.cheat-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
}
.cheat-table th, .cheat-table td {
    text-align: left;
    padding: 0.65rem 0.85rem;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}
.cheat-table th {
    color: var(--text-faint);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 10px;
}
.cheat-table td:first-child { color: var(--text); width: 35%; }
.cheat-table code {
    background: var(--bg-input);
    color: var(--accent-2);
    padding: 0.15rem 0.4rem;
    border-radius: 2px;
    font-size: 11.5px;
    border: 1px solid var(--border);
}

/* Animations */
@keyframes rise {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}
.hero, section, .lab-header, .level-nav { animation: rise 0.7s ease-out backwards; }
.hero { animation-delay: 0.1s; }
.lab-header { animation-delay: 0.1s; }
.level-nav { animation-delay: 0.2s; }
section:nth-of-type(1) { animation-delay: 0.25s; }
section:nth-of-type(2) { animation-delay: 0.4s; }

/* Toast */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--bg-elev);
    border: 1px solid var(--accent-3);
    border-radius: 4px;
    padding: 0.85rem 1.25rem;
    color: var(--accent-3);
    font-size: 12px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    z-index: 1000;
    animation: toastIn 0.3s ease;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}
@keyframes toastIn {
    from { transform: translateY(20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}
.toast.fade-out { animation: toastOut 0.3s ease forwards; }
@keyframes toastOut {
    to { transform: translateY(20px); opacity: 0; }
}