/* ========================================================
   TRYHACKUS · TOOLS SHARED STYLESHEET
   Extends ../styles.css — import AFTER parent
   ======================================================== */

/* --- FONTS (match parent) --- */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400..900;1,400..900&family=Space+Mono:wght@400;700&family=Syne:wght@400;600;700;800&family=Onest:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500;700&display=swap');

/* --- TOOLS ROOT OVERRIDES --- */
:root {
    --ff-code: 'JetBrains Mono', 'Space Mono', monospace;
    --accent-green: #00ff88;
    --accent-red: #ff4444;
    --accent-yellow: #f59e0b;
    --accent-blue: #38bdf8;
    --accent-purple: #7c3aed;
    --tool-surface: #080809;
    --tool-border: rgba(255,255,255,0.06);
    --tool-input-bg: rgba(255,255,255,0.025);
    --tool-glow-green: rgba(0,255,136,0.12);
    --tool-glow-purple: rgba(124,58,237,0.12);
    --radius-tool: 14px;
    --radius-input: 8px;
}

/* --- PAGE LAYOUT --- */
.tools-page {
    min-height: 100vh;
    padding: 110px 2rem 6rem;
    position: relative;
    z-index: 10;
}

.tools-page-inner {
    max-width: 860px;
    margin: 0 auto;
}

/* --- PAGE HERO --- */
.tool-hero {
    margin-bottom: 3rem;
}

.tool-breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--ff-mono);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.tool-breadcrumb a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.tool-breadcrumb a:hover { color: var(--text); }

.tool-breadcrumb-sep {
    opacity: 0.4;
}

.tool-eyebrow {
    font-family: var(--ff-mono);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--accent-green);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.tool-eyebrow::before {
    content: '';
    display: inline-block;
    width: 18px;
    height: 1px;
    background: var(--accent-green);
}

.tool-title {
    font-family: var(--ff-display);
    font-size: clamp(2rem, 5vw, 3.2rem);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -1px;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
}

.tool-desc {
    font-size: 1rem;
    color: var(--text-muted);
    font-weight: 300;
    line-height: 1.6;
    max-width: 560px;
}

/* --- TOOL CARD --- */
.tool-card-panel {
    background: var(--tool-surface);
    border: 1px solid var(--tool-border);
    border-radius: 20px;
    padding: 2.5rem;
    position: relative;
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.tool-card-panel::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0,255,136,0.3), transparent);
    opacity: 0.6;
}

.tool-card-panel + .tool-card-panel::before {
    background: linear-gradient(90deg, transparent, rgba(124,58,237,0.3), transparent);
}

/* --- SECTION LABEL --- */
.tool-section-label {
    font-family: var(--ff-mono);
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-muted);
    margin-bottom: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.tool-section-label::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--tool-border);
}

/* --- FORM ELEMENTS --- */
.field-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.field-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 1.25rem;
}

label.field-label {
    font-family: var(--ff-mono);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    user-select: none;
}

input[type="text"],
input[type="number"],
input[type="password"],
select,
textarea {
    font-family: var(--ff-code);
    font-size: 0.88rem;
    color: var(--text);
    background: var(--tool-input-bg);
    border: 1px solid var(--tool-border);
    border-radius: var(--radius-input);
    padding: 0.75rem 1rem;
    width: 100%;
    outline: none;
    transition: border-color 0.25s ease, box-shadow 0.25s ease, background 0.25s;
    -webkit-appearance: none;
    appearance: none;
    resize: vertical;
}

input[type="text"]::placeholder,
input[type="number"]::placeholder,
input[type="password"]::placeholder,
textarea::placeholder {
    color: rgba(255,255,255,0.2);
}

input[type="text"]:focus,
input[type="number"]:focus,
input[type="password"]:focus,
select:focus,
textarea:focus {
    border-color: rgba(0,255,136,0.35);
    background: rgba(0,255,136,0.03);
    box-shadow: 0 0 0 3px rgba(0,255,136,0.06), 0 0 20px rgba(0,255,136,0.04);
}

select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2388888b' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
    cursor: pointer;
}

select option {
    background: #0a0a0b;
    color: var(--text);
}

textarea {
    min-height: 100px;
    line-height: 1.6;
}

textarea.large { min-height: 140px; }

/* --- OUTPUT BOX --- */
.output-panel {
    position: relative;
}

.output-box {
    font-family: var(--ff-code);
    font-size: 0.84rem;
    color: var(--accent-green);
    background: #000;
    border: 1px solid rgba(0,255,136,0.12);
    border-radius: var(--radius-input);
    padding: 1.25rem 1rem;
    width: 100%;
    min-height: 110px;
    outline: none;
    resize: vertical;
    line-height: 1.7;
    white-space: pre-wrap;
    word-break: break-all;
    transition: border-color 0.25s;
}

.output-box:focus {
    border-color: rgba(0,255,136,0.3);
}

.output-pre {
    font-family: var(--ff-code);
    font-size: 0.84rem;
    color: var(--accent-green);
    background: #000;
    border: 1px solid rgba(0,255,136,0.12);
    border-radius: var(--radius-input);
    padding: 1.25rem 1rem;
    width: 100%;
    min-height: 110px;
    line-height: 1.7;
    white-space: pre-wrap;
    word-break: break-all;
    overflow-x: auto;
    margin: 0;
}

/* JSON syntax coloring inside output-pre */
.json-key   { color: #38bdf8; }
.json-str   { color: var(--accent-green); }
.json-num   { color: #f59e0b; }
.json-bool  { color: #fb923c; }
.json-null  { color: var(--text-muted); }

/* --- COPY BUTTON --- */
.copy-btn {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    font-family: var(--ff-mono);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--tool-border);
    border-radius: 6px;
    padding: 0.35rem 0.7rem;
    cursor: pointer;
    transition: color 0.2s, border-color 0.2s, background 0.2s;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.copy-btn:hover {
    color: var(--text);
    border-color: rgba(255,255,255,0.15);
    background: rgba(255,255,255,0.07);
}

.copy-btn.copied {
    color: var(--accent-green);
    border-color: rgba(0,255,136,0.3);
    background: rgba(0,255,136,0.05);
}

/* --- ACTION BUTTONS ROW --- */
.action-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.25rem;
    align-items: center;
}

/* Tool-specific button overrides */
.btn-tool {
    font-family: var(--ff-body);
    font-weight: 500;
    font-size: 0.9rem;
    padding: 0.8rem 1.8rem;
    border-radius: 8px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    cursor: pointer;
    border: none;
    transition: transform 0.2s cubic-bezier(0.16,1,0.3,1), box-shadow 0.2s, opacity 0.2s;
}

.btn-tool:active { transform: translateY(1px) !important; }

.btn-primary {
    background: #fff;
    color: #000;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255,255,255,0.1);
}

.btn-secondary {
    background: rgba(255,255,255,0.04);
    color: var(--text);
    border: 1px solid var(--tool-border);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.12);
    transform: translateY(-2px);
}

.btn-danger {
    background: rgba(239,68,68,0.1);
    color: #ef4444;
    border: 1px solid rgba(239,68,68,0.2);
}

.btn-danger:hover {
    background: rgba(239,68,68,0.15);
    transform: translateY(-2px);
}

/* --- STRENGTH METER --- */
.strength-meter {
    width: 100%;
    height: 4px;
    background: rgba(255,255,255,0.06);
    border-radius: 100px;
    margin: 0.75rem 0;
    overflow: hidden;
    position: relative;
}

.strength-fill {
    height: 100%;
    border-radius: 100px;
    transition: width 0.5s cubic-bezier(0.16,1,0.3,1), background 0.5s;
    width: 0%;
}

.strength-labels {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.strength-label-text {
    font-family: var(--ff-mono);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    transition: color 0.3s;
}

.strength-score {
    font-family: var(--ff-display);
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1;
    margin: 0.5rem 0;
    transition: color 0.4s;
}

.strength-detail {
    font-family: var(--ff-mono);
    font-size: 0.78rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-top: 0.5rem;
}

.strength-detail span {
    color: var(--text);
}

/* --- JWT PANEL --- */
.jwt-parts {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    margin-top: 1rem;
}

.jwt-part {
    border: 1px solid var(--tool-border);
    border-radius: var(--radius-input);
    overflow: hidden;
}

.jwt-part-header {
    padding: 0.6rem 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--tool-border);
}

.jwt-part-name {
    font-family: var(--ff-mono);
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.jwt-part-name.header-part { color: #fb923c; }
.jwt-part-name.payload-part { color: var(--accent-green); }
.jwt-part-name.sig-part { color: #7c3aed; }

.jwt-part-body {
    padding: 1rem;
    background: #000;
    font-family: var(--ff-code);
    font-size: 0.82rem;
    line-height: 1.7;
    white-space: pre-wrap;
    word-break: break-all;
    min-height: 60px;
    color: var(--text-muted);
}

.jwt-status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-family: var(--ff-mono);
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 0.3rem 0.7rem;
    border-radius: 100px;
    border: 1px solid;
}

.badge-valid {
    color: var(--accent-green);
    border-color: rgba(0,255,136,0.25);
    background: rgba(0,255,136,0.05);
}

.badge-expired {
    color: #ef4444;
    border-color: rgba(239,68,68,0.25);
    background: rgba(239,68,68,0.05);
}

.badge-warning {
    color: var(--accent-yellow);
    border-color: rgba(245,158,11,0.25);
    background: rgba(245,158,11,0.05);
}

/* --- SHELL TYPE TABS --- */
.tab-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.tab-btn {
    font-family: var(--ff-mono);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    background: transparent;
    border: 1px solid var(--tool-border);
    border-radius: 6px;
    padding: 0.45rem 0.9rem;
    cursor: pointer;
    transition: all 0.2s;
}

.tab-btn:hover {
    color: var(--text);
    border-color: rgba(255,255,255,0.15);
}

.tab-btn.active {
    color: var(--accent-green);
    border-color: rgba(0,255,136,0.35);
    background: rgba(0,255,136,0.06);
}

/* --- ENCODING CHAIN --- */
.encoding-chain {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.chain-btn {
    font-family: var(--ff-mono);
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    background: transparent;
    border: 1px solid var(--tool-border);
    border-radius: 6px;
    padding: 0.4rem 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.chain-btn::before {
    content: '+';
    font-size: 0.9em;
    opacity: 0.5;
}

.chain-btn.selected::before { content: '✓'; }

.chain-btn:hover {
    color: var(--text);
    border-color: rgba(255,255,255,0.15);
}

.chain-btn.selected {
    color: var(--accent-green);
    border-color: rgba(0,255,136,0.35);
    background: rgba(0,255,136,0.06);
}

/* Chain step indicator */
.chain-steps {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.25rem;
    margin-bottom: 1rem;
    min-height: 24px;
}

.chain-step-pill {
    font-family: var(--ff-mono);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #000;
    background: var(--accent-green);
    border-radius: 4px;
    padding: 0.2rem 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    animation: pillIn 0.25s cubic-bezier(0.16,1,0.3,1);
}

@keyframes pillIn {
    from { transform: scale(0.7); opacity: 0; }
    to   { transform: scale(1);   opacity: 1; }
}

.chain-arrow {
    color: var(--text-muted);
    font-size: 0.7rem;
}

.chain-empty {
    font-family: var(--ff-mono);
    font-size: 0.68rem;
    color: var(--text-muted);
    opacity: 0.5;
    font-style: italic;
}

/* --- STATUS / NOTICE --- */
.tool-notice {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    border-radius: var(--radius-input);
    font-size: 0.85rem;
    line-height: 1.5;
    border: 1px solid;
    margin-bottom: 1.25rem;
}

.tool-notice.info {
    color: var(--accent-blue);
    border-color: rgba(56,189,248,0.2);
    background: rgba(56,189,248,0.04);
}

.tool-notice.warn {
    color: var(--accent-yellow);
    border-color: rgba(245,158,11,0.2);
    background: rgba(245,158,11,0.04);
}

.notice-icon { flex-shrink: 0; margin-top: 0.05rem; }

/* --- GSAP REVEAL STATE --- */
[data-reveal] { opacity: 0; }

/* --- LOADING SKELETON --- */
.skeleton {
    background: linear-gradient(90deg, rgba(255,255,255,0.04) 25%, rgba(255,255,255,0.07) 50%, rgba(255,255,255,0.04) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: 4px;
}

@keyframes shimmer {
    0%   { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* --- TERMINAL CURSOR BLINK --- */
.cursor-blink {
    display: inline-block;
    width: 8px;
    height: 1em;
    background: var(--accent-green);
    vertical-align: text-bottom;
    border-radius: 1px;
    animation: blink 1.1s step-end infinite;
}

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

/* --- TYPING ANIMATION --- */
.typewriter {
    overflow: hidden;
    white-space: nowrap;
    border-right: 2px solid var(--accent-green);
    animation: typing 0.8s steps(20, end), caretBlink 0.8s step-end infinite;
    width: fit-content;
}

@keyframes typing     { from { width: 0; } }
@keyframes caretBlink { 50% { border-color: transparent; } }

/* --- TOOLS INDEX PAGE --- */
.tools-index-hero {
    padding: 140px 2rem 5rem;
    text-align: center;
    position: relative;
    z-index: 10;
}

.tools-index-title {
    font-family: var(--ff-display);
    font-size: clamp(2.5rem, 7vw, 5rem);
    font-weight: 800;
    text-transform: uppercase;
    line-height: 0.95;
    letter-spacing: -2px;
    margin-bottom: 1.25rem;
}

.tools-index-sub {
    font-size: 1.05rem;
    color: var(--text-muted);
    font-weight: 300;
    max-width: 480px;
    margin: 0 auto 1rem;
    line-height: 1.6;
}

.tools-index-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem 8rem;
    position: relative;
    z-index: 10;
}

.tool-index-card {
    background: var(--tool-surface);
    border: 1px solid var(--tool-border);
    border-radius: 20px;
    padding: 2.5rem 2rem;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    text-decoration: none;
    color: var(--text);
    transition: border-color 0.35s ease, transform 0.4s cubic-bezier(0.16,1,0.3,1), box-shadow 0.4s;
    cursor: pointer;
}

.tool-index-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: var(--card-accent, linear-gradient(90deg, transparent, rgba(0,255,136,0.4), transparent));
    opacity: 0;
    transition: opacity 0.35s;
}

.tool-index-card:hover::before { opacity: 1; }

.tool-index-card:hover {
    border-color: var(--card-border-hover, rgba(0,255,136,0.2));
    transform: translateY(-6px);
    box-shadow: 0 24px 60px rgba(0,0,0,0.7);
}

/* Card variants */
.tool-index-card[data-tool="reverse-shell"] {
    --card-accent: linear-gradient(90deg, transparent, rgba(0,255,136,0.4), transparent);
    --card-border-hover: rgba(0,255,136,0.2);
}
.tool-index-card[data-tool="encoder"] {
    --card-accent: linear-gradient(90deg, transparent, rgba(56,189,248,0.4), transparent);
    --card-border-hover: rgba(56,189,248,0.2);
}
.tool-index-card[data-tool="jwt"] {
    --card-accent: linear-gradient(90deg, transparent, rgba(251,146,60,0.4), transparent);
    --card-border-hover: rgba(251,146,60,0.2);
}
.tool-index-card[data-tool="password"] {
    --card-accent: linear-gradient(90deg, transparent, rgba(124,58,237,0.4), transparent);
    --card-border-hover: rgba(124,58,237,0.2);
}

.tool-card-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    border: 1px solid var(--tool-border);
    background: rgba(255,255,255,0.03);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: color 0.3s, border-color 0.3s;
    flex-shrink: 0;
}

.tool-index-card:hover .tool-card-icon {
    border-color: rgba(255,255,255,0.12);
    color: var(--text);
}

.tool-card-name {
    font-family: var(--ff-display);
    font-size: 1.3rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: -0.5px;
    line-height: 1.2;
}

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

.tool-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
    padding-top: 1.25rem;
    border-top: 1px solid var(--tool-border);
}

.tool-card-tag {
    font-family: var(--ff-mono);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--tool-border);
    padding: 0.25rem 0.6rem;
    border-radius: 4px;
}

.tool-card-arrow {
    color: var(--text-muted);
    font-size: 1.1rem;
    transition: transform 0.25s cubic-bezier(0.16,1,0.3,1), color 0.25s;
}

.tool-index-card:hover .tool-card-arrow {
    transform: translate(3px, -3px);
    color: var(--text);
}

/* Tool bg number */
.tool-card-bg-num {
    position: absolute;
    right: -0.5rem;
    bottom: -1.5rem;
    font-family: var(--ff-display);
    font-weight: 800;
    font-size: 8rem;
    color: rgba(255,255,255,0.018);
    pointer-events: none;
    letter-spacing: -4px;
    line-height: 1;
    user-select: none;
}

/* --- RESPONSIVE --- */
@media (max-width: 768px) {
    .tools-page { padding: 100px 1.25rem 5rem; }
    .tool-card-panel { padding: 1.75rem 1.25rem; }
    .field-row { grid-template-columns: 1fr; }
    .tools-index-grid { grid-template-columns: 1fr; padding: 0 1.25rem 6rem; }
    .tools-index-hero { padding: 120px 1.25rem 4rem; }
    .action-row { flex-direction: column; align-items: stretch; }
    .action-row .btn-tool { justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
    * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}