/* =====================================================================
   writeup.css — Universal writeup stylesheet
   Compatible with all HTB/CTF writeup pages (dawnl3ss portfolio)
   ===================================================================== */

/* ===================== VARIABLES ===================== */
:root {
    --primary: #4a90e2;
    --primary-dim: #3a7bc8;
    --primary-dark: #2968a3;
    --secondary: #64b5f6;
    --accent: #7986cb;
    --green: #22c55e;

    --bg-primary: #0a0f1c;
    --bg-secondary: #111827;
    --bg-tertiary: #1a2332;
    --bg-card: rgba(26, 35, 50, 0.6);
    --bg-terminal: rgba(17, 24, 39, 0.95);

    --text-primary: #ffffff;
    --text-secondary: #a8a8aa;
    --text-dim: #666668;

    --border-color: #2a2a3e;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.5);

    --header-height: 70px;
    --container-width: 1100px;

    --spacing-xs: 0.8rem;
    --spacing-sm: 1.4rem;
    --spacing-md: 2.4rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===================== BASE ===================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 62.5%;
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: var(--primary) var(--bg-secondary);
}

body {
    font-family: 'Inter', sans-serif;
    font-size: 1.6rem;
    line-height: 1.7;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover { color: var(--secondary); }

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===================== NAVBAR ===================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: rgba(10, 10, 15, 0.92);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-base);
}

.header.scrolled {
    background: rgba(10, 10, 15, 0.98);
    box-shadow: var(--shadow-md);
}

.nav {
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-primary);
    font-family: 'Fira Code', monospace;
    font-size: 1.4rem;
    font-weight: 500;
}

.nav-logo img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--primary);
}

.nav-logo .logo-text span { color: var(--primary); }

.nav-list {
    display: flex;
    list-style: none;
    gap: 3rem;
    align-items: center;
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 1.4rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: var(--transition-fast);
}

.nav-link:hover { color: var(--primary); }

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 30px;
    height: 30px;
    cursor: pointer;
    background: none;
    border: none;
}

.nav-toggle span {
    width: 100%;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
    transition: var(--transition-base);
    display: block;
}

/* ===================== HERO BANNER ===================== */
.writeup-hero {
    padding-top: var(--header-height);
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    position: relative;
    overflow: hidden;
    min-height: 32vh;
    display: flex;
    align-items: center;
}

.writeup-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 70% 50%, rgba(74, 144, 226, 0.07) 0%, transparent 60%);
}

.hero-inner {
    position: relative;
    z-index: 2;
    padding: var(--spacing-lg) 0 var(--spacing-md);
    width: 100%;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: 'Fira Code', monospace;
    font-size: 1.3rem;
    color: var(--text-dim);
    margin-bottom: var(--spacing-md);
}

.breadcrumb a { color: var(--primary); }
.breadcrumb i { font-size: 1.2rem; }

.writeup-banner {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.box-avatar {
    width: 100px;
    height: 100px;
    border-radius: 16px;
    border: 2px solid var(--primary);
    object-fit: cover;
    box-shadow: 0 0 30px rgba(74, 144, 226, 0.25);
    flex-shrink: 0;
}

.writeup-meta h1 {
    font-size: 3.6rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.writeup-meta h1 span { color: var(--primary); }

.meta-row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.2rem;
    margin-bottom: 1.4rem;
}

.meta-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 5px 14px;
    border-radius: 20px;
    font-size: 1.2rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border: 1px solid transparent;
}

/* Difficulty badges */
.meta-badge.difficulty-easy   { background: rgba(34, 197, 94, 0.12);  border-color: rgba(34, 197, 94, 0.3);  color: #22c55e; }
.meta-badge.difficulty-medium { background: rgba(255, 189, 46, 0.12); border-color: rgba(255, 189, 46, 0.3); color: #ffbd2e; }
.meta-badge.difficulty-hard   { background: rgba(239, 68, 68, 0.12);  border-color: rgba(239, 68, 68, 0.3);  color: #ef4444; }
.meta-badge.difficulty-insane { background: rgba(168, 85, 247, 0.12); border-color: rgba(168, 85, 247, 0.3); color: #a855f7; }

/* OS badges */
.meta-badge.os-linux   { background: rgba(74, 144, 226, 0.12);  border-color: rgba(74, 144, 226, 0.3);  color: var(--primary); }
.meta-badge.os-windows { background: rgba(0, 120, 212, 0.12);   border-color: rgba(0, 120, 212, 0.3);   color: #0078d4; }

/* Type & platform badges */
.meta-badge.type-web      { background: rgba(121, 134, 203, 0.12); border-color: rgba(121, 134, 203, 0.3); color: var(--accent); }
.meta-badge.type-active-directory { background: rgba(239, 68, 68, 0.12); border-color: rgba(239, 68, 68, 0.3); color: #ef4444; }
.meta-badge.type-pwn      { background: rgba(100, 181, 246, 0.12); border-color: rgba(100, 181, 246, 0.3); color: var(--secondary); }
.meta-badge.platform      { background: rgba(100, 181, 246, 0.1);  border-color: rgba(100, 181, 246, 0.2); color: var(--secondary); }

.tag-list { display: flex; flex-wrap: wrap; gap: 8px; }

.tag {
    font-family: 'Fira Code', monospace;
    font-size: 1.1rem;
    color: var(--text-dim);
    padding: 4px 12px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.tag::before {
    content: '#';
    color: var(--primary);
    margin-right: 3px;
}

/* ===================== LAYOUT ===================== */
.writeup-layout {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: var(--spacing-lg);
    max-width: var(--container-width);
    margin: 0 auto;
    padding: var(--spacing-lg) var(--spacing-md);
    align-items: start;
}

/* ===================== TOC SIDEBAR ===================== */
.toc-sidebar {
    position: sticky;
    top: calc(var(--header-height) + 2rem);
}

.toc-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: var(--spacing-md);
    font-family: 'Fira Code', monospace;
    backdrop-filter: blur(10px);
}

.toc-title {
    font-size: 1.2rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 1.4rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.toc-title i { color: var(--primary); }

.toc-list { list-style: none; }
.toc-list li { margin-bottom: 4px; }

.toc-list a {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 1.25rem;
    padding: 6px 10px;
    border-radius: 6px;
    transition: var(--transition-fast);
}

.toc-list a:hover,
.toc-list a.active {
    color: var(--primary);
    background: rgba(74, 144, 226, 0.08);
}

.toc-list a i {
    font-size: 1.4rem;
    color: var(--primary);
}

/* ===================== WRITEUP CONTENT ===================== */
.writeup-content { min-width: 0; }

.wt-section {
    margin-bottom: var(--spacing-xl);
    animation: fadeInUp 0.6s ease-out both;
}

.wt-section:nth-child(1) { animation-delay: 0.05s; }
.wt-section:nth-child(2) { animation-delay: 0.10s; }
.wt-section:nth-child(3) { animation-delay: 0.15s; }
.wt-section:nth-child(4) { animation-delay: 0.20s; }
.wt-section:nth-child(5) { animation-delay: 0.25s; }
.wt-section:nth-child(6) { animation-delay: 0.30s; }

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Section heading */
.section-heading {
    display: flex;
    align-items: center;
    gap: 1.4rem;
    margin-bottom: var(--spacing-md);
    padding-bottom: 1.2rem;
    border-bottom: 1px solid var(--border-color);
}

.section-heading .heading-icon {
    width: 42px;
    height: 42px;
    background: rgba(74, 144, 226, 0.1);
    border: 1px solid rgba(74, 144, 226, 0.25);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.section-heading .heading-icon i {
    color: var(--primary);
    font-size: 2rem;
}

.section-heading h2 {
    font-size: 2.6rem;
    font-weight: 700;
    color: var(--text-primary);
}

.section-heading .section-num {
    font-family: 'Fira Code', monospace;
    font-size: 1.2rem;
    color: var(--primary);
    opacity: 0.7;
}

/* Text */
.wt-section p {
    color: var(--text-secondary);
    font-size: 1.6rem;
    line-height: 1.8;
    margin-bottom: 1.2rem;
}

.wt-section ul,
.wt-section ol {
    margin: 1rem 0 1.6rem 2rem;
    color: var(--text-secondary);
}

.wt-section ul li,
.wt-section ol li {
    font-size: 1.6rem;
    line-height: 1.8;
    margin-bottom: 0.6rem;
}

/* Box info grid */
.box-info-card {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.2rem;
    margin: var(--spacing-md) 0;
}

.box-info-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 1.6rem;
    text-align: center;
}

.box-info-item i {
    color: var(--primary);
    font-size: 2.2rem;
    margin-bottom: 6px;
    display: block;
}

.box-info-item .bi-label {
    color: var(--text-dim);
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    display: block;
    margin-bottom: 4px;
}

.box-info-item .bi-value {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1.5rem;
}

/* ===================== TERMINAL BLOCKS ===================== */
.terminal-block {
    background: var(--bg-terminal);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    margin: var(--spacing-md) 0;
    font-family: 'Fira Code', monospace;
    box-shadow: var(--shadow-lg);
}

.terminal-block .tb-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 16px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.tb-dots { display: flex; gap: 6px; }

.tb-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.tb-dots span:nth-child(1) { background: #ff5f56; }
.tb-dots span:nth-child(2) { background: #ffbd2e; }
.tb-dots span:nth-child(3) { background: #27c93f; }

.tb-label {
    font-size: 1.2rem;
    color: var(--text-dim);
}

.tb-copy {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-dim);
    font-size: 1.1rem;
    padding: 3px 10px;
    border-radius: 5px;
    cursor: pointer;
    transition: var(--transition-fast);
    font-family: 'Fira Code', monospace;
}

.tb-copy:hover  { color: var(--primary); border-color: var(--primary); }
.tb-copy.copied { color: var(--green);   border-color: var(--green); }

.terminal-block pre {
    padding: 20px;
    margin: 0;
    overflow-x: auto;
    font-size: 1.35rem;
    line-height: 1.8;
    color: var(--text-secondary);
    white-space: pre;
}

/* Terminal syntax coloring */
.terminal-block pre .prompt    { color: var(--primary);    font-weight: bold; }
.terminal-block pre .cmd       { color: var(--text-primary); }
.terminal-block pre .output    { color: var(--text-secondary); }
.terminal-block pre .success   { color: var(--green); }
.terminal-block pre .highlight { color: var(--secondary); }
.terminal-block pre .warning   { color: #ffbd2e; }
.terminal-block pre .error     { color: #ef4444; }
.terminal-block pre .comment   { color: var(--text-dim); font-style: italic; }

/* ===================== INLINE CODE ===================== */
code.inline {
    font-family: 'Fira Code', monospace;
    background: var(--bg-tertiary);
    color: var(--secondary);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 1.35rem;
    border: 1px solid var(--border-color);
}

/* ===================== IMAGES ===================== */
.writeup-img-wrap {
    margin: var(--spacing-md) 0;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    cursor: zoom-in;
    transition: var(--transition-base);
    position: relative;
}

.writeup-img-wrap:hover {
    border-color: var(--primary);
    box-shadow: 0 0 20px rgba(74, 144, 226, 0.15);
}

.writeup-img-wrap img {
    width: 100%;
    height: auto;
    display: block;
    transition: var(--transition-base);
}

.writeup-img-wrap .img-overlay {
    position: absolute;
    inset: 0;
    background: rgba(74, 144, 226, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-base);
}

.writeup-img-wrap:hover .img-overlay { opacity: 1; }

.writeup-img-wrap .img-overlay i {
    font-size: 3rem;
    color: white;
    background: rgba(74, 144, 226, 0.7);
    padding: 10px;
    border-radius: 50%;
}

.img-caption {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-dim);
    font-family: 'Fira Code', monospace;
    padding: 8px;
    background: var(--bg-terminal);
    border-top: 1px solid var(--border-color);
}

/* ===================== CALLOUTS ===================== */
.callout {
    display: flex;
    gap: 1.2rem;
    padding: 1.4rem 1.8rem;
    border-radius: 10px;
    margin: var(--spacing-md) 0;
    font-size: 1.5rem;
    border: 1px solid transparent;
}

.callout.info    { background: rgba(74, 144, 226, 0.08);  border-color: rgba(74, 144, 226, 0.2); }
.callout.success { background: rgba(34, 197, 94, 0.08);   border-color: rgba(34, 197, 94, 0.2); }
.callout.warning { background: rgba(255, 189, 46, 0.08);  border-color: rgba(255, 189, 46, 0.2); }
.callout.danger  { background: rgba(239, 68, 68, 0.08);   border-color: rgba(239, 68, 68, 0.2); }

.callout i { font-size: 2rem; flex-shrink: 0; margin-top: 1px; }
.callout.info i    { color: var(--primary); }
.callout.success i { color: var(--green); }
.callout.warning i { color: #ffbd2e; }
.callout.danger i  { color: #ef4444; }
.callout p { margin: 0; color: var(--text-secondary); }

/* ===================== CVE BADGE ===================== */
.cve-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 8px;
    font-family: 'Fira Code', monospace;
    font-size: 1.3rem;
    font-weight: 600;
    background: rgba(121, 134, 203, 0.12);
    border: 1px solid rgba(121, 134, 203, 0.3);
    color: var(--accent);
    margin: 0.4rem 0;
}

.cve-badge i { font-size: 1.6rem; }

/* ===================== LIGHTBOX ===================== */
.lightbox-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.92);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    backdrop-filter: blur(4px);
}

.lightbox-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.lightbox-img {
    max-width: 90vw;
    max-height: 85vh;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8);
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.lightbox-overlay.active .lightbox-img { transform: scale(1); }

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 24px;
    background: none;
    border: none;
    color: white;
    font-size: 3rem;
    cursor: pointer;
    opacity: 0.7;
    transition: var(--transition-fast);
    line-height: 1;
}

.lightbox-close:hover { opacity: 1; color: var(--primary); }

/* ===================== FOOTER ===================== */
.footer {
    background: var(--bg-secondary);
    padding: var(--spacing-md) 0;
    border-top: 1px solid var(--border-color);
    margin-top: var(--spacing-xl);
}

.footer-content { text-align: center; }

.footer-social {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.footer-social a {
    font-size: 2.4rem;
    color: var(--text-dim);
    transition: var(--transition-fast);
    display: inline-block;
}

.footer-social a:hover {
    color: var(--primary);
    transform: translateY(-4px);
}

.footer-nav {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-bottom: var(--spacing-md);
}

.footer-nav a {
    color: var(--text-secondary);
    font-size: 1.3rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-nav a:hover { color: var(--primary); }

.footer-copyright {
    color: var(--text-dim);
    font-size: 1.3rem;
    font-family: 'Fira Code', monospace;
}

/* ===================== RESPONSIVE ===================== */
@media (max-width: 900px) {
    .writeup-layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .toc-sidebar {
        position: static;
        order: -1;
    }

    .toc-box {
        display: grid;
        grid-template-columns: auto 1fr;
        gap: var(--spacing-md);
        align-items: start;
    }

    .toc-list {
        display: flex;
        flex-wrap: wrap;
        gap: 6px;
    }

    .toc-list li { margin: 0; }

    .toc-list a {
        font-size: 1.2rem;
        padding: 5px 10px;
        background: var(--bg-tertiary);
        border: 1px solid var(--border-color);
        border-radius: 20px;
    }
}

@media (max-width: 768px) {
    .nav-list { display: none; }

    .nav-list.open {
        display: flex;
        flex-direction: column;
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        background: var(--bg-primary);
        padding: var(--spacing-md);
        border-bottom: 1px solid var(--border-color);
        gap: 1.6rem;
        z-index: 999;
    }

    .nav-toggle { display: flex; }

    .writeup-banner {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }

    .box-avatar { width: 80px; height: 80px; }

    .writeup-meta h1 { font-size: 2.6rem; }

    .box-info-card { grid-template-columns: repeat(2, 1fr); }

    .toc-box { grid-template-columns: 1fr; }

    .footer-nav { gap: 2rem; }
}

@media (max-width: 480px) {
    .writeup-meta h1 { font-size: 2.2rem; }

    .box-info-card { grid-template-columns: 1fr 1fr; }

    .terminal-block pre {
        font-size: 1.1rem;
        padding: 14px;
    }

    .footer-nav {
        flex-direction: column;
        gap: 0.8rem;
    }

    .section-heading h2 { font-size: 2.2rem; }
}