/* =====================
   1. IMPORTS & VARIABLES
   ===================== */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500&family=Inter:wght@400;500&display=swap');

:root {
    --accent:        #58a6ff;
    --bg-primary:    #0d1117;
    --bg-secondary:  #161b22;
    --bg-card:       #161b22;
    --border:        #21262d;
    --text-primary:  #e6edf3;
    --text-muted:    #8b949e;
    --text-dim:      #484f58;
    --green:         #3fb950;
    --font-mono:     'JetBrains Mono', monospace;
    --font-sans:     'Inter', sans-serif;
    --radius:        6px;
    --radius-lg:     12px;
    --transition:    0.2s ease;
}

/* =====================
   2. RESET & BASE
   ===================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.7;
    min-height: 100vh;
    overflow-x: hidden;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: opacity var(--transition);
}

a:hover {
    opacity: 0.8;
}

/* =====================
   3. BACKGROUND EFFECT
   — Slow CSS grid + corner orbs
   ===================== */

/* Corner gradient orbs */
body::before,
body::after {
    content: '';
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    pointer-events: none;
    z-index: 0;
    animation: orbFloat 12s ease-in-out infinite alternate;
}

body::before {
    width: 480px;
    height: 480px;
    top: -140px;
    left: -140px;
    background: radial-gradient(circle, rgba(88,166,255,0.07) 0%, transparent 70%);
    animation-delay: 0s;
}

body::after {
    width: 560px;
    height: 560px;
    bottom: -160px;
    right: -160px;
    background: radial-gradient(circle, rgba(63,185,80,0.05) 0%, transparent 70%);
    animation-delay: -6s;
}

@keyframes orbFloat {
    0%   { transform: translate(0, 0) scale(1); }
    100% { transform: translate(30px, 30px) scale(1.08); }
}

/* Cyber grid overlay */
.grid-bg {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(88,166,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(88,166,255,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}

/* Make sure all content sits above background */
nav, main, footer {
    position: relative;
    z-index: 1;
}

/* =====================
   4. LAYOUT
   ===================== */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 48px;
}

section {
    display: none;
    padding: 96px 0;
    animation: fadeIn 0.3s ease;
}

section.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* =====================
   5. NAVIGATION
   ===================== */
nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(13, 17, 23, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    padding: 24px 0;
}

.nav-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

.nav-logo {
    font-family: var(--font-mono);
    font-size: 18px;
    color: var(--text-muted);
    letter-spacing: 0.08em;
    text-decoration: none;
    cursor: pointer;
    transition: color var(--transition);
    position: absolute;
    left: 0;
}

.nav-logo.active {
    color: var(--accent);
}

.nav-logo .cursor {
    background: var(--text-muted);
    transition: background var(--transition);
}

.nav-logo.active .cursor {
    background: var(--accent);
}

.nav-links {
    display: flex;
    gap: 40px;
    list-style: none;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.nav-links a {
    font-family: var(--font-mono);
    font-size: 15px;
    color: var(--text-muted);
    transition: color var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--accent);
}

/* =====================
   6. TYPOGRAPHY
   — clamp(min, preferred, max)
   ===================== */
.section-tag {
    font-family: var(--font-mono);
    font-size: clamp(11px, 1.2vw, 13px);
    color: var(--accent);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 16px;
}

h1 {
    font-family: var(--font-sans);
    font-size: clamp(38px, 6vw, 72px);
    font-weight: 500;
    color: var(--text-primary);
    line-height: 1.1;
    margin-bottom: 24px;
}

h2 {
    font-family: var(--font-sans);
    font-size: clamp(24px, 3.5vw, 38px);
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 28px;
}

h3 {
    font-size: clamp(14px, 1.5vw, 16px);
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 4px;
}

p {
    color: var(--text-muted);
    margin-bottom: 16px;
}

/* Hero paragraph — bigger than normal body text */
.hero-bio {
    font-size: clamp(15px, 2vw, 19px);
    line-height: 1.75;
    color: var(--text-muted);
    max-width: 600px;
    margin-bottom: 32px;
}

/* =====================
   GRADIENT NAME
   ===================== */
.gradient-name {
    background: linear-gradient(
        135deg,
        #58a6ff 0%,
        #79c0ff 25%,
        #a5d6ff 50%,
        #58a6ff 75%,
        #1f6feb 100%
    );
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 4s linear infinite;
}

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

/* =====================
   7. BUTTONS
   ===================== */
.btn-primary {
    display: inline-block;
    padding: 12px 26px;
    background: var(--accent);
    color: #0d1117;
    border-radius: var(--radius);
    font-family: var(--font-mono);
    font-size: clamp(12px, 1.2vw, 14px);
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: opacity var(--transition);
}

.btn-primary:hover {
    opacity: 0.85;
    color: #0d1117;
}

.btn-ghost {
    display: inline-block;
    padding: 12px 26px;
    background: transparent;
    color: var(--text-muted);
    border-radius: var(--radius);
    font-family: var(--font-mono);
    font-size: clamp(12px, 1.2vw, 14px);
    border: 1px solid var(--border);
    cursor: pointer;
    transition: border-color var(--transition), color var(--transition);
}

.btn-ghost:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.btn-ghost.green:hover {
    border-color: #5ce670;
    color: #59df6d;
}

/* =====================
   8. CARDS
   ===================== */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: border-color var(--transition);
}

.card:hover {
    border-color: var(--accent);
}

/* =====================
   9. TAGS / BADGES
   — Full colorful system
   ===================== */
.tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 11px;
    padding: 3px 10px;
    border-radius: 4px;
    border: 1px solid var(--border);
    color: var(--text-muted);
    background: var(--bg-primary);
    margin: 4px 4px 0 0;
}


.tag-web        { border-color: #17c49e; color: #0be7b7; background: #0d1f0d; }
.tag-crypto     { border-color: #6e40c9; color: #a5a0f8; background: #1a1030; }
.tag-forensics  { border-color: #da3633; color: #f78166; background: #2d0f0f; }
.tag-cloud      { border-color: #1f6feb; color: #58a6ff; background: #0d1f38; }
.tag-python     { border-color: #e3b341; color: #e3b341; background: #2d1f00; }
.tag-soc        { border-color: #0bc5ea; color: #0bc5ea; background: #011f2b; }
.tag-blueteam   { border-color: #4299e1; color: #63b3ed; background: #0a1929; }
.tag-redteam    { border-color: #fc4f4f; color: #ff7b7b; background: #2d0a0a; }
.tag-splunk     { border-color: #ff6b35; color: #ff8c5a; background: #2d1100; }
.tag-linux      { border-color: #e2c869; color: #e2c869; background: #2a2000; }
.tag-network    { border-color: #38b2ac; color: #4fd1c5; background: #041f1e; }
.tag-malware    { border-color: #e53e3e; color: #fc8181; background: #2d0505; }
.tag-osint      { border-color: #805ad5; color: #b794f4; background: #1a0f2e; }
.tag-pentest    { border-color: #d53f8c; color: #f687b3; background: #2d0a1a; }
.tag-ncl        { border-color: #1f6feb; color: #58a6ff; background: #0d1f38; }
.tag-maltego    { border-color: #6a37cf; color: #9a95f7; background: #1a1030; }
.tag-git        { border-color: #89929b; color: #ecf2f8; background: #0a0a0c34; }
.tag-html       { border-color: #f1bd5c; color: #e3b341; background: #2d1f00; }
.tag-CSS        { border-color: #e9b02c; color: #e6bb57; background: #2d1f00; }
.tag-js         { border-color: #dabb32; color: #d1ac54; background: #2d1f00; }
.tag-compliance { border-color: #eb6442; color: #f78166; background: #2d0f0f; }

/* =====================
   10. STATUS INDICATOR
   ===================== */
.status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 12px;
    color: #f687b3;
}

.status-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #f687b3;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.4; }
}

/* =====================
   11. CURSOR BLINK
   ===================== */
.cursor {
    display: inline-block;
    width: 2px;
    height: 1em;
    background: var(--accent);
    margin-left: 2px;
    vertical-align: middle;
    animation: blink 1s infinite;
}

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

/* =====================
   CTF EXPANDABLE CARDS
   ===================== */
.ctf-card {
    overflow: hidden;
}

.ctf-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    cursor: pointer;
}

.ctf-toggle {
    min-width: 64px;
    transition: border-color var(--transition), color var(--transition), background var(--transition);
}

.ctf-card.open .ctf-toggle {
    border-color: var(--accent);
    color: var(--accent);
}

/* The collapsible body */
.ctf-body {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.35s ease;
}

.ctf-card.open .ctf-body {
    grid-template-rows: 1fr;
}

.ctf-body-inner {
    overflow: hidden;
    padding-top: 0;
    transition: padding-top 0.35s ease;
}

.ctf-card.open .ctf-body-inner {
    padding-top: 24px;
}

/* Stats row */
.ctf-stats {
    display: flex;
    gap: 32px;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
}

.ctf-stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.ctf-stat-value {
    font-family: var(--font-mono);
    font-size: 22px;
    color: var(--accent);
    font-weight: 500;
}

.ctf-stat-label {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* Image grid */
.ctf-images {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
}

.ctf-image-placeholder {
    background: var(--bg-primary);
    border: 1px dashed var(--border);
    border-radius: var(--radius);
    height: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-dim);
    font-family: var(--font-mono);
    font-size: 11px;
}

.ctf-image {
    width: 100%;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    object-fit: cover;
}

/* =====================
   PROJECTS and LABS CARDS
   ===================== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 16px;
}

.project-card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 0;
}

.project-card-body {
    padding: 24px 24px 16px;
}

.project-card-footer {
    padding: 14px 24px;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-family: var(--font-mono);
    font-size: 12px;
    color: #3fb950;
    text-decoration: none;
    transition: color var(--transition);
}

.project-link:hover {
    color: #59df6d;
    opacity: 1;
}

.project-link svg {
    flex-shrink: 0;
    transition: color var(--transition);
}

/* =====================
   12. RESPONSIVE
   ===================== */
@media (max-width: 768px) {
    .nav-links {
        position: static;
        transform: none;
        gap: 20px;
    }
    .nav-logo {
        position: static;
    }
    .nav-inner {
        flex-direction: column;
        gap: 16px;
        align-items: flex-start;
    }
    .container {
        padding: 0 24px;
    }
    section {
        padding: 64px 0;
    }
}