/* ============================================================
   CTF PLATFORM — ENHANCED STYLESHEET
   Aesthetic: Dark-light hybrid | Sharp geometry | Premium feel
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=JetBrains+Mono:wght@400;700&display=swap');

/* --- DESIGN TOKENS --- */
:root {
    /* Core palette */
    --color-bg:           #f5f4f0;
    --color-bg-card:      #ffffff;
    --color-bg-dark:      #0f0f11;
    --color-text:         #0a0a0f;
    --color-text-muted:   #6b6b7b;
    --color-text-light:   #9898a8;
    --color-border:       rgba(0, 0, 0, 0.08);
    --color-border-hover: rgba(0, 0, 0, 0.16);

    /* Accent system */
    --accent:             #e8003d;
    --accent-soft:        rgba(232, 0, 61, 0.08);
    --accent-glow:        rgba(232, 0, 61, 0.15);
    --cyan:               #00c9d4;
    --gold:               #d4a017;
    --gold-soft:          rgba(212, 160, 23, 0.12);

    /* Category colors */
    --cat-web:            #ef4444;
    --cat-rev:            #22c55e;
    --cat-steg:           #eab308;
    --cat-pwn:            #3b82f6;
    --cat-crypt:          #a855f7;
    --cat-other:          #6b7280;

    /* Spacing & shape */
    --radius-sm:          6px;
    --radius-md:          12px;
    --radius-lg:          18px;
    --radius-xl:          24px;
    --radius-pill:        100px;

    /* Animation */
    --ease-spring:        cubic-bezier(0.175, 0.885, 0.32, 1.275);
    --ease-out:           cubic-bezier(0.22, 1, 0.36, 1);
    --dur-fast:           180ms;
    --dur-mid:            300ms;
    --dur-slow:           500ms;
}

@font-face {
    font-family: "PhelixBoomgartner";
    src: url("../fonts/PhelixBoomgartner.otf") format("opentype");
}
@font-face {
    font-family: "DoctorGlitch";
    src: url("../fonts/Doctor Glitch.otf") format("opentype");
}


/* ============================================================
   RESET & BASE
   ============================================================ */

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Space Grotesk', system-ui, sans-serif;
    background-color: var(--color-bg);
    color: var(--color-text);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    letter-spacing: 0.01em;
    border-top: none !important;
    margin-top: 0 !important;
    padding-top: 0 !important;
}

html {
    border-top: none !important;
    margin-top: 0 !important;
    padding-top: 0 !important;
}

/* Remove any top border from common wrappers */
body > *:first-child,
.navbar-wrapper,
header,
#main,
#preloader {
    border-top: none !important;
    margin-top: 0 !important;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.15;
    letter-spacing: -0.02em;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color var(--dur-fast) ease;
}
a:hover { color: color-mix(in srgb, var(--accent) 70%, black); }


/* ============================================================
   BACKGROUND TEXTURE
   ============================================================ */

body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
        radial-gradient(circle at 15% 10%, rgba(232, 0, 61, 0.04) 0%, transparent 50%),
        radial-gradient(circle at 85% 80%, rgba(0, 201, 212, 0.04) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

body::after {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='40' height='40' xmlns='http://www.w3.org/2000/svg'%3E%3Cdot cx='1' cy='1' r='1' fill='%23000' fill-opacity='0.025'/%3E%3C/svg%3E");
    background-size: 40px 40px;
    pointer-events: none;
    z-index: 1;
}

/* Noise overlay */
.noise-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100vw; height: 100vh;
    z-index: 9999;
    opacity: 0.04;
    pointer-events: none;
    /* Inline SVG noise (external grainy-gradients URL returned 404) */
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)' opacity='0.55'/%3E%3C/svg%3E");
    animation: noise-move 0.2s infinite;
}

@keyframes noise-move {
    0% { transform: translate(0,0) }
    10% { transform: translate(-1%,-1%) }
    20% { transform: translate(-2%,1%) }
    30% { transform: translate(1%,-2%) }
    40% { transform: translate(-1%,3%) }
    50% { transform: translate(-2%,1%) }
    60% { transform: translate(3%,0) }
    70% { transform: translate(0,10%) }
    80% { transform: translate(-3%,0) }
    90% { transform: translate(2%,1%) }
    100% { transform: translate(1%,1%) }
}


/* ============================================================
   PREMIUM FLOATING NAVBAR
   ============================================================ */
.news-ticker-wrap {
    background: #0f172a;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    padding: 10px 0;
    position: relative;
    z-index: 1001;
}

.ticker-label {
    background: var(--accent);
    color: white;
    font-size: 0.65rem;
    font-weight: 800;
    padding: 5px 14px;
    border-radius: 6px;
    letter-spacing: 1.5px;
    box-shadow: 0 4px 10px rgba(232, 0, 61, 0.2);
}

.ticker-item {
    color: #94a3b8;
    font-size: 0.78rem;
    margin: 0 40px;
    font-weight: 500;
    letter-spacing: 0.5px;
}

.navbar-wrapper {
    position: sticky;
    top: 20px;
    z-index: 1000;
    margin: 0 auto;
    max-width: 1200px;
    width: calc(100% - 40px);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar {
    background: rgba(255, 255, 255, 0.8) !important;
    backdrop-filter: blur(25px) saturate(200%);
    -webkit-backdrop-filter: blur(25px) saturate(200%);
    border-radius: 24px !important;
    border: 1px solid rgba(255, 255, 255, 0.4) !important;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.04), inset 0 0 0 1px rgba(255,255,255,0.4) !important;
    padding: 10px 30px !important;
    transition: all 0.4s ease !important;
}

.navbar-wrapper.scrolled {
    top: 10px;
    max-width: 100%;
    width: calc(100% - 20px);
}

.navbar-wrapper.scrolled .navbar {
    background: rgba(255, 255, 255, 0.95) !important;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1) !important;
    padding: 8px 30px !important;
}

.nav-link {
    color: #1e293b !important;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700 !important;
    font-size: 0.82rem !important;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    padding: 12px 22px !important;
    transition: all 0.3s ease !important;
    position: relative;
}

.nav-link:hover {
    color: var(--accent) !important;
    transform: translateY(-2px);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 50%;
    width: 0;
    height: 3px;
    background: var(--accent);
    border-radius: 10px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform: translateX(-50%);
}

.nav-link:hover::after {
    width: 24px;
}

.nav-btn-gold {
    background: #0f172a !important;
    color: white !important;
    border-radius: 14px !important;
    padding: 10px 25px !important;
    font-weight: 800 !important;
    font-size: 0.75rem !important;
    letter-spacing: 1px !important;
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.15) !important;
    border: none !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.nav-btn-gold:hover {
    background: var(--accent) !important;
    box-shadow: 0 10px 25px rgba(232, 0, 61, 0.3) !important;
    transform: translateY(-3px) scale(1.02) !important;
}

.nav-brand-link h3 {
    font-size: 1.4rem;
    letter-spacing: -1px;
}


/* ============================================================
   CARDS
   ============================================================ */

.card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 4px 16px rgba(0,0,0,0.04);
    color: var(--color-text);
    transition: box-shadow var(--dur-mid) ease, border-color var(--dur-mid) ease;
}

.card:hover {
    box-shadow: 0 2px 8px rgba(0,0,0,0.06), 0 12px 32px rgba(0,0,0,0.08);
    border-color: var(--color-border-hover);
}

.card-header {
    background: rgba(0, 0, 0, 0.02);
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text);
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0 !important;
    padding: 14px 20px;
}


/* ============================================================
   CHALLENGE CARDS
   ============================================================ */

/* --- NEW PREMIUM CARD STYLES --- */
.challenge-card {
    background: #ffffff !important;
    border: 1px solid rgba(0,0,0,0.06) !important;
    border-radius: 20px !important;
    overflow: hidden !important;
    box-shadow: 0 4px 20px rgba(0,0,0,0.04) !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.challenge-card:hover {
    transform: translateY(-8px) !important;
    box-shadow: 0 12px 30px rgba(0,0,0,0.08) !important;
}

.card-top {
    background: #1a1f35;
    padding: 24px;
    color: white;
    position: relative;
    transition: background 0.4s ease;
}

.card-top::after {
    content: '';
    position: absolute;
    top: -20px; right: -20px;
    width: 100px; height: 100px;
    background: rgba(255,255,255,0.05);
    border-radius: 50%;
}

.solved-card .card-top {
    background: #15803d !important;
}

.card-category {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    opacity: 0.8;
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 12px;
}

.card-difficulty {
    padding: 3px 12px;
    border-radius: 100px;
    font-size: 0.62rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: inline-block;
    color: white;
}

.diff-easy   { background: #22c55e !important; }
.diff-medium { background: #eab308 !important; }
.diff-hard   { background: #ef4444 !important; }
.diff-critical { background: #8b5cf6 !important; color: white !important; }


.card-title-main {
    font-size: 1.15rem;
    font-weight: 700;
    margin: 0;
    margin-bottom: 3px;
    color: #ffffff !important;
}

.card-subtitle {
    font-size: 0.72rem;
    opacity: 0.6;
    font-weight: 500;
}

.card-middle {
    padding: 20px 24px;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.author-wrap {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-avatar {
    width: 32px;
    height: 32px;
    background: #e0e7ff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #4338ca;
    font-size: 0.7rem;
}

.author-label {
    font-size: 0.6rem;
    text-transform: uppercase;
    font-weight: 700;
    color: #64748b;
    margin-bottom: 1px;
}

.author-name {
    font-size: 0.85rem;
    font-weight: 700;
    color: #1e293b;
}

.card-stats {
    padding: 20px 24px;
    display: flex;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
}

.stats-points {
    background: #1a1f35;
    color: white;
    padding: 6px 16px;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 700;
}

.stats-solved {
    font-size: 0.75rem;
    color: #64748b;
    font-weight: 600;
}

.stats-blood {
    background: #fef3c7;
    color: #92400e;
    padding: 4px 12px;
    border-radius: 100px;
    font-size: 0.7rem;
    font-weight: 700;
}

.card-footer-link {
    background: #f8fafc;
    padding: 15px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
}

.view-link {
    font-size: 0.85rem;
    font-weight: 700;
    color: #334155;
    display: flex;
    align-items: center;
    gap: 8px;
}

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

.dot {
    width: 6px;
    height: 6px;
    background: #e2e8f0;
    border-radius: 50%;
}

.dot-active {
    background: #ef4444;
    width: 12px;
    border-radius: 4px;
}

/* Original levels removed in favor of card-difficulty */



/* ============================================================
   CATEGORY SYSTEM
   ============================================================ */

.category_web     { border-top: 3px solid var(--cat-web); }
.category_reversing { border-top: 3px solid var(--cat-rev); }
.category_steg    { border-top: 3px solid var(--cat-steg); }
.category_pwning  { border-top: 3px solid var(--cat-pwn); }
.category_crypt   { border-top: 3px solid var(--cat-crypt); }
.category_other   { border-top: 3px solid var(--cat-other); }

.category-dot {
    display: inline-block;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    margin-right: 7px;
    flex-shrink: 0;
}
.dot-web       { background: var(--cat-web); }
.dot-reversing { background: var(--cat-rev); }
.dot-steg      { background: var(--cat-steg); }
.dot-pwning    { background: var(--cat-pwn); }
.dot-crypt     { background: var(--cat-crypt); }
.dot-other     { background: var(--cat-other); }

/* Category sidebar list */
.category-list li a {
    color: var(--color-text-muted);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.85rem;
    padding: 9px 12px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    transition: background var(--dur-fast) ease, color var(--dur-fast) ease, padding-left var(--dur-fast) ease;
    letter-spacing: 0.01em;
}
.category-list li a:hover {
    background: var(--accent-soft);
    color: var(--accent);
    padding-left: 16px;
}
.category-list li a.active {
    background: var(--accent-soft);
    color: var(--accent);
    font-weight: 700;
}


/* ============================================================
   SOLVED STATE
   ============================================================ */

.solved {
    background: rgba(34, 197, 94, 0.03);
}

.solved .badge {
    background: rgba(34, 197, 94, 0.12);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: #15803d;
    font-weight: 700;
}

.badge {
    border: 1px solid var(--color-border);
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 600;
    letter-spacing: 0.03em;
    border-radius: var(--radius-sm);
    font-size: 0.72rem;
}

.solvers {
    color: #3b82f6;
    font-size: 0.88rem;
    font-weight: 600;
    font-family: 'JetBrains Mono', monospace;
}


/* ============================================================
   MACHINE CARDS
   ============================================================ */

.machine-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    margin-bottom: 10px;
    transition: transform var(--dur-fast) ease, border-color var(--dur-fast) ease, box-shadow var(--dur-fast) ease;
}

.machine-card:hover {
    transform: translateX(4px);
    border-color: var(--accent);
    box-shadow: -4px 0 0 var(--accent), 0 4px 16px var(--accent-glow);
}

.machine-info h6 {
    margin: 0;
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: -0.01em;
}

.machine-ip {
    color: var(--color-text-muted);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.82rem;
    margin-top: 3px;
}


/* ============================================================
   SECTION HEADERS
   ============================================================ */

.section-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 1.75rem;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--color-border);
}

.section-header::before {
    content: '';
    display: block;
    width: 3px;
    height: 18px;
    background: var(--accent);
    border-radius: 2px;
    flex-shrink: 0;
}

.section-header h5 {
    margin: 0;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.78rem;
    letter-spacing: 0.12em;
    color: var(--color-text-muted);
}


/* ============================================================
   HERO SECTION
   ============================================================ */

.hero-section {
    padding-top: 9rem !important;
    position: relative;
    z-index: 1;
}

.content__title {
    color: var(--color-text);
    position: relative;
    z-index: 2;
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    line-height: 1.05;
    letter-spacing: -0.04em;
    animation: glitch-skew 1s infinite linear alternate-reverse;
}

.content__title::before, .content__title::after {
    content: attr(data-text);
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    opacity: 0.8;
}

.content__title::before {
    left: 2px;
    text-shadow: -2px 0 #ff00c1;
    clip: rect(44px, 450px, 56px, 0);
    animation: glitch-anim 5s infinite linear alternate-reverse;
}

.content__title::after {
    left: -2px;
    text-shadow: -2px 0 #00fff9, 2px 2px #ff00c1;
    animation: glitch-anim2 1s infinite linear alternate-reverse;
}

.content__title2 {
    color: var(--accent);
    position: relative;
    z-index: 2;
    animation: glitch-skew 4s infinite linear alternate-reverse;
}

@keyframes glitch-skew {
    0% { transform: skew(0deg); }
    10% { transform: skew(0.5deg); }
    20% { transform: skew(-1deg); }
    30% { transform: skew(0deg); }
    40% { transform: skew(1deg); }
    50% { transform: skew(0deg); }
    60% { transform: skew(0.5deg); }
    70% { transform: skew(0deg); }
    80% { transform: skew(-0.5deg); }
    90% { transform: skew(1deg); }
    100% { transform: skew(0deg); }
}

@keyframes glitch-anim {
  0% { clip: rect(11px, 9999px, 66px, 0); transform: skew(0.65deg); }
  5% { clip: rect(100px, 9999px, 83px, 0); transform: skew(0.18deg); }
  10% { clip: rect(25px, 9999px, 80px, 0); transform: skew(0.97deg); }
  15% { clip: rect(43px, 9999px, 14px, 0); transform: skew(0.67deg); }
  20% { clip: rect(61px, 9999px, 15px, 0); transform: skew(0.14deg); }
  25% { clip: rect(10px, 9999px, 83px, 0); transform: skew(0.92deg); }
  30% { clip: rect(35px, 9999px, 7px, 0); transform: skew(0.96deg); }
  35% { clip: rect(40px, 9999px, 35px, 0); transform: skew(0.24deg); }
  40% { clip: rect(65px, 9999px, 47px, 0); transform: skew(0.04deg); }
  45% { clip: rect(93px, 9999px, 73px, 0); transform: skew(0.62deg); }
  50% { clip: rect(12px, 9999px, 97px, 0); transform: skew(0.61deg); }
  55% { clip: rect(67px, 9999px, 51px, 0); transform: skew(0.85deg); }
  60% { clip: rect(74px, 9999px, 48px, 0); transform: skew(0.44deg); }
  65% { clip: rect(58px, 9999px, 69px, 0); transform: skew(0.65deg); }
  70% { clip: rect(46px, 9999px, 57px, 0); transform: skew(0.2deg); }
  75% { clip: rect(57px, 9999px, 91px, 0); transform: skew(0.07deg); }
  80% { clip: rect(59px, 9999px, 80px, 0); transform: skew(0.61deg); }
  85% { clip: rect(67px, 9999px, 64px, 0); transform: skew(0.19deg); }
  90% { clip: rect(66px, 9999px, 45px, 0); transform: skew(0.13deg); }
  95% { clip: rect(18px, 9999px, 90px, 0); transform: skew(0.01deg); }
  100% { clip: rect(78px, 9999px, 90px, 0); transform: skew(0.13deg); }
}

@keyframes glitch-anim2 {
  0% { clip: rect(46px, 9999px, 77px, 0); transform: skew(0.14deg); }
  5% { clip: rect(79px, 9999px, 88px, 0); transform: skew(0.18deg); }
  10% { clip: rect(32px, 9999px, 35px, 0); transform: skew(0.48deg); }
  15% { clip: rect(70px, 9999px, 51px, 0); transform: skew(0.39deg); }
  20% { clip: rect(98px, 9999px, 95px, 0); transform: skew(0.97deg); }
  25% { clip: rect(21px, 9999px, 20px, 0); transform: skew(0.44deg); }
  30% { clip: rect(1px, 9999px, 46px, 0); transform: skew(0.51deg); }
  35% { clip: rect(92px, 9999px, 80px, 0); transform: skew(0.14deg); }
  40% { clip: rect(43px, 9999px, 26px, 0); transform: skew(0.22deg); }
  45% { clip: rect(27px, 9999px, 86px, 0); transform: skew(0.68deg); }
  50% { clip: rect(98px, 9999px, 40px, 0); transform: skew(0.42deg); }
  55% { clip: rect(16px, 9999px, 23px, 0); transform: skew(0.46deg); }
  60% { clip: rect(89px, 9999px, 73px, 0); transform: skew(0.32deg); }
  65% { clip: rect(74px, 9999px, 12px, 0); transform: skew(0.79deg); }
  70% { clip: rect(11px, 9999px, 46px, 0); transform: skew(0.34deg); }
  75% { clip: rect(6px, 9999px, 10px, 0); transform: skew(0.04deg); }
  80% { clip: rect(92px, 9999px, 34px, 0); transform: skew(0.92deg); }
  85% { clip: rect(56px, 9999px, 26px, 0); transform: skew(0.99deg); }
  90% { clip: rect(64px, 9999px, 97px, 0); transform: skew(0.85deg); }
  95% { clip: rect(99px, 9999px, 57px, 0); transform: skew(0.53deg); }
  100% { clip: rect(31px, 9999px, 99px, 0); transform: skew(0.08deg); }
}

.hackerFont {
    font-family: 'Space Grotesk', sans-serif;
}

.color_danger { color: var(--accent); }
.color_white  { color: var(--color-text); }


/* ============================================================
   GLITCH BACKGROUND
   ============================================================ */

.glitch {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: -1;
    pointer-events: none;
}

.glitch__img {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    /* Removed heavy bg.png for performance */
    background: var(--color-bg);
    opacity: 0.12;
}

.glitch__img_login    { background-image: none !important; }
.glitch__img_404      { background: url(../images/404.gif) no-repeat center / contain !important; }
.glitch__img_leaderboard { position: fixed !important; background-image: none !important; }
.glitch__img_register { position: fixed !important; }

.glitch__img:nth-child(n+2) { opacity: 0; }

.imgloaded .glitch__img:nth-child(n+2) {
    animation-duration: 4s;
    animation-delay: 7s;
    animation-timing-function: linear;
    animation-iteration-count: infinite;
}

.imgloaded .glitch__img:nth-child(2) { animation-name: glitch-anim-1; }
.imgloaded .glitch__img:nth-child(3) { animation-name: glitch-anim-2; }
.imgloaded .glitch__img:nth-child(4) { animation-name: glitch-anim-3; }
.imgloaded .glitch__img:nth-child(5) { animation-name: glitch-anim-flash; }


/* ============================================================
   TYPEWRITER EFFECT
   ============================================================ */

button.typewriter {
    max-width: 0%;
    overflow: hidden;
    white-space: nowrap;
    letter-spacing: 0.12em;
    animation: expand 1s steps(140, end) 1s both, blink-caret 0.75s step-end infinite;
}

.typewriter h4 {
    width: 0%;
    overflow: hidden;
    white-space: nowrap;
    letter-spacing: 0.12em;
    animation: typing 0.5s steps(140, end) 1.5s both;
}

@keyframes expand {
    0%   { max-width: 0% }
    10%  { max-width: 10% }
    15%  { max-width: 0% }
    20%  { max-width: 12% }
    30%  { max-width: 15% }
    40%  { max-width: 25% }
    50%  { max-width: 30% }
    60%  { max-width: 45% }
    70%  { max-width: 65% }
    80%  { max-width: 85% }
    100% { max-width: 100% }
}

@keyframes typing {
    0%   { width: 0% }
    10%  { width: 10% }
    15%  { width: 0% }
    30%  { width: 15% }
    40%  { width: 25% }
    45%  { width: 15% }
    50%  { width: 30% }
    60%  { width: 45% }
    70%  { width: 65% }
    80%  { width: 85% }
    100% { width: 100% }
}

@keyframes blink-caret {
    from, to { border-right-color: transparent; }
    50%       { border-right-color: var(--accent); }
}


/* ============================================================
   GLITCH ANIMATIONS (unchanged logic, cleaned up)
   ============================================================ */

@keyframes glitch-anim-text {
    0%   { clip-path: polygon(0 20%, 100% 20%, 100% 21%, 0 21%); }
    2%   { clip-path: polygon(0 33%, 100% 33%, 100% 33%, 0 33%); }
    4%   { clip-path: polygon(0 44%, 100% 44%, 100% 44%, 0 44%); }
    5%   { clip-path: polygon(0 50%, 100% 50%, 100% 20%, 0 20%); }
    6%   { clip-path: polygon(0 70%, 100% 70%, 100% 70%, 0 70%); }
    8%   { clip-path: polygon(0 50%, 100% 50%, 100% 55%, 0 55%); }
    9%   { clip-path: polygon(0 70%, 100% 70%, 100% 80%, 0 80%); }
    10%, 100% { transform: translate3d(0,0,0) scale3d(1,1,1); clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%); }
}

@keyframes glitch-anim-1 {
    0%    { opacity: 1; transform: translate3d(10px, 0, 0); clip-path: polygon(0 2%, 100% 2%, 100% 5%, 0 5%); }
    21.9% { opacity: 1; transform: translate3d(10px, 0, 0); }
    22%, 100% { opacity: 0; transform: translate3d(0,0,0); clip-path: polygon(0 0, 0 0, 0 0, 0 0); }
}

@keyframes glitch-anim-2 {
    0%    { opacity: 1; transform: translate3d(-10px, 0, 0); clip-path: polygon(0 25%, 100% 25%, 100% 30%, 0 30%); }
    21.9% { opacity: 1; transform: translate3d(-10px, 0, 0); }
    22%, 100% { opacity: 0; transform: translate3d(0,0,0); clip-path: polygon(0 0, 0 0, 0 0, 0 0); }
}

@keyframes glitch-anim-3 {
    0%    { opacity: 1; transform: translate3d(0, -5px, 0) scale3d(-1,-1,1); clip-path: polygon(0 1%, 100% 1%, 100% 3%, 0 3%); }
    21.9% { opacity: 1; transform: translate3d(0, -5px, 0) scale3d(-1,-1,1); }
    22%, 100% { opacity: 0; transform: translate3d(0,0,0); clip-path: polygon(0 0, 0 0, 0 0, 0 0); }
}

@keyframes glitch-anim-flash {
    0%, 5%, 100% { opacity: 0; }
    1%, 3%        { opacity: 0.1; }
}


/* ============================================================
   PRELOADER
   ============================================================ */

#main { display: block; }

span.ok   { color: #22c55e; margin-right: 10px; }
span.fail { color: #ef4444; margin-right: 10px; }

span.ok::before,  span.fail::before  { content: '['; }
span.ok::after,   span.fail::after   { content: ']'; margin-left: 10px; }


/* ============================================================
   CHALLENGE MODALS
   ============================================================ */

.challenge-modal .modal-content {
    background: rgba(12, 12, 16, 0.96);
    backdrop-filter: blur(32px) saturate(1.5);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    color: #fff;
    box-shadow: 0 32px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.04);
}

.challenge-modal .modal-header {
    border-bottom: 1px solid rgba(255,255,255,0.06);
    padding: 28px 28px 20px;
}

.challenge-modal .modal-body { padding: 24px 28px; }

.challenge-modal .close {
    color: rgba(255,255,255,0.5);
    text-shadow: none;
    opacity: 1;
    transition: color var(--dur-fast) ease;
}
.challenge-modal .close:hover { color: #fff; }


/* ============================================================
   BUTTONS
   ============================================================ */

.btn-outline-info {
    border-color: #3b82f6;
    color: #3b82f6;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: all var(--dur-fast) ease;
}
.btn-outline-info:hover {
    background: #3b82f6;
    color: #fff !important;
    box-shadow: 0 4px 16px rgba(59, 130, 246, 0.3);
}

.btn-outline-danger {
    border-color: #ef4444;
    color: #ef4444;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: all var(--dur-fast) ease;
}
.btn-outline-danger:hover {
    background: #ef4444;
    color: #fff !important;
    box-shadow: 0 4px 16px rgba(239, 68, 68, 0.3);
}

.gap-2 { gap: 10px; }


/* ============================================================
   LEADERBOARD
   ============================================================ */

.leaderboard-row {
    transition: background var(--dur-fast) ease, transform var(--dur-fast) ease;
    border-radius: var(--radius-md);
}

.leaderboard-row:hover {
    background: var(--accent-soft) !important;
    transform: none;
}

.rank-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    font-weight: 700;
    font-size: 0.82rem;
    font-family: 'JetBrains Mono', monospace;
}

.rank-badge.gold   { background: #fefce8; color: #92400e; border: 1px solid #fde68a; }
.rank-badge.silver { background: #f8fafc; color: #475569; border: 1px solid #e2e8f0; }
.rank-badge.bronze { background: #fff7ed; color: #c2410c; border: 1px solid #fed7aa; }

.score-text {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 700;
    color: var(--accent);
    font-size: 1rem;
}

.leaderboard-row.top-1 { background: rgba(250, 204, 21, 0.03); }
.leaderboard-row.top-2 { background: rgba(148, 163, 184, 0.03); }
.leaderboard-row.top-3 { background: rgba(251, 146, 60, 0.03); }


/* ============================================================
   LEGEND
   ============================================================ */

.legend-item {
    display: flex;
    align-items: center;
    margin-right: 20px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--color-text-muted);
}

.legend-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    margin-right: 7px;
    flex-shrink: 0;
}

.legend-bar {
    width: 14px; height: 4px;
    border-radius: 2px;
    margin-right: 7px;
}


/* ============================================================
   TOGGLE RADIO
   ============================================================ */

.toggle-yes { border-radius: var(--radius-sm) 0 0 var(--radius-sm) !important; }
.toggle-no  { border-radius: 0 var(--radius-sm) var(--radius-sm) 0 !important; }

input[type="radio"].toggle { display: none; }
input[type="radio"].toggle:checked + label {
    background-color: var(--accent);
    color: #fff;
    border-color: var(--accent);
}


/* ============================================================
   IP / UTILITY
   ============================================================ */

.ip {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.82rem;
    color: var(--color-text-muted);
    padding-right: 16px;
}


/* ============================================================
   COLLAPSING (Bootstrap compat)
   ============================================================ */

.collapsing {
    position: relative;
    height: 0;
    overflow: hidden;
    transition: height 0.25s ease, visibility 0.25s ease;
}


/* ============================================================
   SCROLLBAR
   ============================================================ */

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.15); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(0,0,0,0.25); }


/* ============================================================
   RESPONSIVE TWEAKS
   ============================================================ */

@media (max-width: 768px) {
    .navbar { margin-top: 10px !important; padding: 6px 16px !important; border-radius: 16px !important; }
    .challenge-card:hover { transform: translateY(-3px) !important; }
    .content__title { font-size: clamp(2rem, 8vw, 3rem); }
    .hero-section { padding-top: 7rem !important; }
}
/* ============================================================
HOMEPAGE: NEW PRO UI
============================================================ */

.news-ticker-wrap { background: rgba(232, 0, 61, 0.03); border-bottom: 1px solid rgba(232, 0, 61, 0.08); padding: 8px 0; font-family: 'JetBrains Mono', monospace; font-size: 0.65rem; color: var(--color-text-muted); }
.ticker-label { background: var(--accent); color: white; padding: 4px 12px; border-radius: 4px; font-weight: 800; margin-right: 20px; letter-spacing: 0.5px; }
.ticker-item { margin-right: 40px; font-weight: 500; letter-spacing: 0.5px; }
.dot-red { display: inline-block; width: 6px; height: 6px; background: var(--accent); border-radius: 50%; margin-right: 8px; }
.badge-live { background: rgba(232, 0, 61, 0.08); color: var(--accent); padding: 6px 14px; border-radius: 100px; font-size: 0.68rem; font-weight: 800; letter-spacing: 1px; display: inline-flex; align-items: center; }
.pulse-dot { width: 8px; height: 8px; background: var(--accent); border-radius: 50%; margin-right: 8px; box-shadow: 0 0 0 rgba(232, 0, 61, 0.4); animation: pulse 2s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(232, 0, 61, 0.4); } 70% { box-shadow: 0 0 0 10px rgba(232, 0, 61, 0); } 100% { box-shadow: 0 0 0 0 rgba(232, 0, 61, 0); } }
.category-chips { display: flex; gap: 10px; }
.chip-item { border: 1px solid rgba(0,0,0,0.1); padding: 6px 16px; border-radius: 100px; font-size: 0.62rem; font-weight: 700; color: var(--color-text-muted); transition: all 0.2s ease; cursor: default; }
.chip-item:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }
.hades-title { font-size: 6rem; letter-spacing: -3px; line-height: 0.9; color: #1e293b; }
.ctf-title { font-size: 6rem; letter-spacing: -3px; line-height: 0.9; text-shadow: 4px 4px 0 rgba(232, 0, 61, 0.05); }
.hot-challenges-list { background: rgba(255, 255, 255, 0.4); backdrop-filter: blur(10px); border: 1px solid rgba(0,0,0,0.05); border-radius: 24px; padding: 30px; }
.hot-ch-card { background: #ffffff; border: 1px solid rgba(0,0,0,0.04); padding: 16px; border-radius: 16px; display: flex; align-items: center; margin-bottom: 12px; transition: transform 0.2s ease, box-shadow 0.2s ease; cursor: pointer; }
.hot-ch-card:hover { transform: translateX(5px); box-shadow: 0 8px 24px rgba(0,0,0,0.06); }
.hot-ch-icon { width: 44px; height: 44px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 1.1rem; margin-right: 15px; }
.hot-ch-icon.web { background: rgba(59, 130, 246, 0.1); color: #3b82f6; }
.hot-ch-icon.rev { background: rgba(16, 185, 129, 0.1); color: #10b981; }
.hot-ch-icon.pwn { background: rgba(244, 63, 94, 0.1); color: #f43f5e; }
.hot-ch-info { flex-grow: 1; }
.hot-ch-name { font-weight: 700; color: #1e293b; font-size: 0.95rem; }
.hot-ch-meta { font-size: 0.72rem; color: #64748b; font-weight: 500; margin-top: 2px; }
.hot-ch-status { font-size: 0.65rem; font-weight: 700; text-transform: uppercase; padding: 4px 10px; border-radius: 100px; margin-right: 12px; }
.hot-ch-status.blood { background: rgba(232, 0, 61, 0.08); color: var(--accent); }
.hot-ch-status.solved { background: rgba(16, 185, 129, 0.08); color: #10b981; }
.hot-ch-pts { font-family: 'JetBrains Mono', monospace; font-weight: 700; font-size: 0.82rem; color: #1e293b; }
.view-all-link { font-size: 0.8rem; font-weight: 700; color: #64748b; text-decoration: none; transition: color 0.2s ease; }
.view-all-link:hover { color: var(--accent); }
.stats-footer-row { border-top: 1px solid rgba(0,0,0,0.05); }
.stat-value { font-size: 2.8rem; font-weight: 800; color: #1e293b; line-height: 1; margin-bottom: 5px; }
.stat-label { font-size: 0.7rem; font-weight: 700; color: #94a3b8; letter-spacing: 2px; }
.dot-orange { display: inline-block; width: 6px; height: 6px; background: #f59e0b; border-radius: 50%; margin-right: 5px; }
.dot-yellow { display: inline-block; width: 6px; height: 6px; background: #eab308; border-radius: 50%; margin-right: 5px; }
.dot-green { display: inline-block; width: 6px; height: 6px; background: #10b981; border-radius: 50%; margin-right: 5px; }

/* ============================================================
FOOTER STYLES
============================================================ */

.footer-main { 
    background: #fcfcfc; 
    border-top: 1px solid rgba(0,0,0,0.05); 
    margin-top: 150px !important;
}
.footer-brand { font-weight: 800; letter-spacing: -1px; color: #1e293b; }
.footer-title { font-size: 0.85rem; font-weight: 800; text-transform: uppercase; color: #1e293b; letter-spacing: 1.5px; }
.footer-links li { margin-bottom: 12px; }
.footer-links a { color: #64748b; font-size: 0.85rem; font-weight: 500; transition: all 0.2s ease; }
.footer-links a:hover { color: var(--accent); text-decoration: none; padding-left: 5px; }
.social-icon { display: inline-flex; width: 36px; height: 36px; background: white; border: 1px solid rgba(0,0,0,0.06); border-radius: 8px; align-items: center; justify-content: center; color: #64748b; margin-right: 10px; transition: all 0.3s ease; }
.social-icon:hover { background: var(--accent); color: white; border-color: var(--accent); transform: translateY(-3px); }
.footer-bottom { background: #f8fafc; border-top: 1px solid rgba(0,0,0,0.03); }

.solve-count-badge { position: absolute; top: 12px; right: 12px; background: rgba(255, 255, 255, 0.15); backdrop-filter: blur(4px); color: white; padding: 4px 10px; border-radius: 8px; font-size: 0.7rem; font-weight: 800; z-index: 10; border: 1px solid rgba(255, 255, 255, 0.1); transition: all 0.3s ease; }
.challenge-card:hover .solve-count-badge { background: white; color: #1a1f35; transform: scale(1.1); }

/* ============================================================
RESPONSIVE DESIGN: MOBILE & TABLET
============================================================ */

@media (max-width: 991px) {
    .hades-title { font-size: 3.5rem; letter-spacing: -2px; }
    .ctf-title { font-size: 3.5rem; letter-spacing: -2px; }
    .hero-section { padding-top: 6rem !important; }
    .stat-box { border-right: none !important; border-bottom: 1px solid rgba(0,0,0,0.05); padding: 20px 0; }
    .category-chips { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; width: 100%; max-width: 500px; }
    .category-chips .chip-item { text-align: center; padding: 8px 5px; }
    .hot-challenges-list { margin-top: 50px; padding: 20px; }
    .sidebar-sticky { position: static !important; margin-bottom: 30px; }
    
    .navbar { margin-top: 10px !important; border-radius: 20px !important; padding: 8px 18px !important; }
    .navbar-collapse { background: rgba(255, 255, 255, 0.98); backdrop-filter: blur(20px); border-radius: 18px; margin-top: 12px; box-shadow: 0 20px 40px rgba(0,0,0,0.12); padding: 20px; border: 1px solid rgba(0,0,0,0.05); }
    .mobile-nav-items { align-items: stretch !important; }
    .mobile-nav-items .nav-link { width: 100%; padding: 12px 15px !important; border-radius: 10px; margin-bottom: 4px; font-size: 0.85rem; }
    .mobile-nav-items .nav-link::after { display: none !important; }
    .mobile-nav-items .nav-link:hover { background: #f8fafc; color: var(--accent) !important; padding-left: 20px !important; }
    .nav-btn-gold { margin: 10px 0 !important; width: 100%; text-align: center; padding: 12px !important; }
}

@media (max-width: 767px) {
    .hades-title { font-size: 2.5rem; letter-spacing: -1px; }
    .ctf-title { font-size: 2.5rem; letter-spacing: -1px; }
    .news-ticker-wrap { display: none; }
    .navbar-brand h3 { font-size: 1.1rem; }
    .challenge-card { margin-bottom: 25px; border-radius: 16px !important; }
    .card-top { padding: 20px; }
    .card-title-main { font-size: 1rem; }
    .footer-main { text-align: center; padding-top: 60px !important; }
    .footer-brand { margin-bottom: 25px; }
    .footer-links { margin-bottom: 35px; }
    .social-links { justify-content: center; }
    .view-link { justify-content: center; }
    .indicator-dots { justify-content: center; margin-top: 12px; }
    .author-wrap { justify-content: center; }
    .card-stats { justify-content: center; padding: 15px 20px; }
    .hot-ch-card { flex-direction: column; text-align: center; gap: 8px; padding: 20px; }
    .hot-ch-status { margin-right: 0; }
    
    .modal-title-main { font-size: 1.8rem; }
    .pro-modal-content { border-radius: 24px !important; }
    .pro-tabs { gap: 15px; overflow-x: auto; white-space: nowrap; flex-wrap: nowrap; padding-bottom: 5px; }
    .pro-tabs::-webkit-scrollbar { display: none; }
    .meta-bar { gap: 10px; }
    .summary-card-small { margin-bottom: 10px; }
    .pro-input-field { height: 50px !important; }
}

/* ============================================================
NAVBAR: MOBILE HAMBURGER
============================================================ */

.navbar-toggler { outline: none !important; box-shadow: none !important; }
.hamburger-icon { 
    width: 24px; 
    height: 18px; 
    position: relative; 
    cursor: pointer; 
    display: flex; 
    flex-direction: column; 
    justify-content: space-between; 
    z-index: 10;
}
.hamburger-icon span { 
    display: block; 
    width: 100%; 
    height: 2.5px; 
    background: #0f172a !important; 
    border-radius: 4px; 
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); 
}
.navbar-toggler[aria-expanded='true'] .hamburger-icon span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.navbar-toggler[aria-expanded='true'] .hamburger-icon span:nth-child(2) { opacity: 0; }
.navbar-toggler[aria-expanded='true'] .hamburger-icon span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

@media (max-width: 991px) {
    .mobile-dropdown { position: static !important; float: none !important; box-shadow: none !important; background: #f8fafc !important; border: none !important; margin-top: 5px !important; }
}

/* ============================================================
FOOTER LOGO: RED AURA ANIMATION
============================================================ */

.footer-logo-aura { width: 150px; opacity: 0.9; filter: grayscale(0.2) drop-shadow(0 0 10px rgba(232, 0, 61, 0.4)); animation: logo-aura-pulse 4s infinite ease-in-out; margin-bottom: 10px; transition: all 0.5s ease; }
.footer-logo-aura:hover { filter: grayscale(0) drop-shadow(0 0 25px rgba(232, 0, 61, 0.8)); transform: scale(1.05); opacity: 1; }
@keyframes logo-aura-pulse { 0%, 100% { filter: grayscale(0.2) drop-shadow(0 0 10px rgba(232, 0, 61, 0.4)); } 50% { filter: grayscale(0.1) drop-shadow(0 0 30px rgba(232, 0, 61, 0.7)); transform: translateY(-5px); } }

/* ============================================================
CHALLENGE MODAL: DESCRIPTION BOX
============================================================ */

.challenge-description-container { border: 1px solid rgba(0,0,0,0.05); border-radius: 16px; background: #fcfcfc; padding: 2px; }
.challenge-description-box { max-height: 180px; overflow-y: auto; padding: 20px; color: #475569; font-size: 0.95rem; line-height: 1.8; font-family: 'Inter', sans-serif; scrollbar-width: thin; scrollbar-color: rgba(0,0,0,0.1) transparent; }
.challenge-description-box::-webkit-scrollbar { width: 6px; }
.challenge-description-box::-webkit-scrollbar-track { background: transparent; }
.challenge-description-box::-webkit-scrollbar-thumb { background-color: rgba(0,0,0,0.08); border-radius: 10px; }

/* ============================================================
PRO MODAL: MISSION DASHBOARD
============================================================ */

.pro-modal-content { background: white !important; border-radius: 32px !important; border: 1px solid rgba(0,0,0,0.05) !important; box-shadow: 0 50px 100px -20px rgba(0,0,0,0.15) !important; }
.breadcrumb-nav { font-size: 0.65rem; font-weight: 800; color: #94a3b8; letter-spacing: 2px; }
.badge-solved { background: #10b981; color: white; padding: 4px 12px; border-radius: 100px; font-size: 0.65rem; font-weight: 800; letter-spacing: 1px; }
.badge-unsolved { background: #fff1f2; color: #e11d48; padding: 4px 12px; border-radius: 100px; font-size: 0.65rem; font-weight: 800; letter-spacing: 1px; border: 1px solid #ffe4e6; }
.modal-title-main { font-size: 2.8rem; color: #1e293b; letter-spacing: -1px; }
.pro-tabs { border: none; gap: 30px; display: flex; align-items: center; }
.pro-tabs .nav-link { color: #94a3b8; font-weight: 800; font-size: 0.8rem; letter-spacing: 1.5px; padding: 10px 0; border: none; position: relative; transition: all 0.3s ease; display: inline-block; }
.pro-tabs .nav-link.active { color: var(--accent); }
.pro-tabs .nav-link.active::after { content: ''; position: absolute; bottom: 0; left: 0; width: 100%; height: 3px; background: var(--accent); border-radius: 10px; }
.tab-count { background: #f1f5f9; color: #64748b; padding: 2px 8px; border-radius: 6px; font-size: 0.7rem; margin-left: 5px; }
.meta-bar { gap: 20px; }
.meta-pts-badge { background: #1e293b; color: white; padding: 6px 16px; border-radius: 10px; font-weight: 800; font-size: 0.85rem; }
.meta-item { color: #64748b; font-size: 0.8rem; font-weight: 500; }
.meta-badge-item { padding: 4px 12px; border-radius: 8px; font-size: 0.65rem; font-weight: 800; letter-spacing: 1px; }
.badge-diff-critical { background: #f5f3ff; color: #7c3aed; }
.badge-diff-hard { background: #fff1f2; color: #e11d48; }
.badge-diff-medium { background: #fffbeb; color: #d97706; }
.badge-diff-easy { background: #ecfdf5; color: #059669; }
.badge-cat { background: #f1f5f9; color: #475569; }
.summary-card { background: #f8fafc; border: 1px solid rgba(0,0,0,0.02); border-radius: 20px; padding: 20px; text-align: center; }
.summary-label { color: #94a3b8; font-size: 0.65rem; font-weight: 800; letter-spacing: 1.5px; margin-bottom: 10px; }
.summary-value { color: #1e293b; font-weight: 800; font-size: 1.1rem; }
.blood-text { color: var(--accent); }
.pulse-dot-red { display: inline-block; width: 8px; height: 8px; background: var(--accent); border-radius: 50%; margin-right: 8px; animation: pulse 2s infinite; }
.section-label { font-size: 0.7rem; font-weight: 800; color: #94a3b8; letter-spacing: 2px; display: flex; align-items: center; }
.label-bar { width: 3px; height: 14px; background: var(--accent); border-radius: 10px; margin-right: 10px; }
.challenge-description-container-pro { background: #f8fafc; border: 1px solid rgba(0,0,0,0.03); border-radius: 24px; padding: 30px; }
.description-text { color: #475569; font-size: 0.95rem; line-height: 1.8; }
.submit-group-pro { background: #f8fafc; border: 1px solid rgba(0,0,0,0.05); border-radius: 16px; padding: 6px; overflow: hidden; }
.pro-input { background: transparent !important; border: none !important; font-family: 'JetBrains Mono', monospace; font-size: 0.9rem; padding: 0 20px; height: 50px; }
.btn-pro-submit { background: white !important; color: #1e293b !important; border: 1px solid rgba(0,0,0,0.1) !important; border-radius: 12px !important; font-weight: 800; font-size: 0.8rem; padding: 0 25px; transition: all 0.3s ease; box-shadow: 0 4px 12px rgba(0,0,0,0.05); }
.btn-pro-submit:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.1); }
.btn-pro-resource { background: #1e293b; color: white !important; border-radius: 12px; padding: 12px 25px; font-weight: 800; font-size: 0.8rem; border: none; }
.btn-pro-hint { background: white; border: 1px solid rgba(0,0,0,0.1); color: #64748b !important; border-radius: 12px; padding: 12px 25px; font-weight: 800; font-size: 0.8rem; }
.hint-pts { color: #94a3b8; font-weight: 500; font-size: 0.75rem; margin-left: 5px; }
.alert-answered { background: #ecfdf5; border: 1px solid #d1fae5; color: #059669; padding: 15px; border-radius: 12px; text-align: center; font-weight: 800; font-size: 0.8rem; letter-spacing: 1px; }

/* ============================================================
PRO MODAL: COMPACT REFINEMENTS
============================================================ */

.summary-card-small { background: #f8fafc; border: 1px solid rgba(0,0,0,0.02); border-radius: 16px; padding: 12px; text-align: center; }
.summary-card-small .summary-label { font-size: 0.55rem; margin-bottom: 5px; }
.summary-card-small .summary-value { font-size: 0.9rem; }

.challenge-description-container-pro { max-height: 150px; overflow: hidden; display: flex; flex-direction: column; }
.description-text { overflow-y: auto; padding-right: 10px; scrollbar-width: thin; scrollbar-color: rgba(0,0,0,0.1) transparent; }
.description-text::-webkit-scrollbar { width: 4px; }
.description-text::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.1); border-radius: 10px; }

/* ============================================================
PRO MODAL: POSITIONING REFINEMENTS
============================================================ */

.challenge-modal .modal-body { pt-2 !important; }
.challenge-modal .row.mb-5 { margin-top: -10px; margin-bottom: 30px !important; }
.pro-modal-content .modal-header { padding-bottom: 10px !important; }

.challenge-modal .modal-body { padding-top: 10px !important; }

/* ============================================================
PRO MODAL: TYPOGRAPHY REFINEMENTS
============================================================ */

.modal-title-main { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; text-overflow: ellipsis; word-break: break-word; max-height: 2.8em; line-height: 1.4; }
.breadcrumb-nav { display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; text-overflow: ellipsis; }

/* ============================================================
NAVBAR: DROPDOWN REFINEMENTS
============================================================ */

.dropdown-menu { background: #1e293b !important; border-radius: 16px !important; border: 1px solid rgba(255,255,255,0.05) !important; padding: 10px !important; margin-top: 15px !important; }
.dropdown-item { color: #cbd5e1 !important; font-size: 0.75rem !important; font-weight: 700 !important; letter-spacing: 1px !important; transition: all 0.3s ease !important; padding: 12px 20px !important; }
.dropdown-item:hover { background: rgba(255,255,255,0.05) !important; color: white !important; transform: translateX(5px); }
.dropdown-item i { color: #94a3b8 !important; }
.dropdown-divider { border-top: 1px solid rgba(255,255,255,0.05) !important; }
.dropdown-item.text-danger:hover { color: #ef4444 !important; background: rgba(239, 68, 68, 0.05) !important; }

/* ============================================================
NAVBAR: ULTIMATE DROPDOWN FIX
============================================================ */

.navbar .dropdown-menu .dropdown-item, 
.navbar .dropdown-menu .dropdown-item.hackerFont,
.mobile-dropdown .dropdown-item { 
    color: #cbd5e1 !important; 
    text-shadow: none !important;
}

.navbar .dropdown-menu .dropdown-item:hover,
.mobile-dropdown .dropdown-item:hover {
    color: #ffffff !important;
    background: rgba(255,255,255,0.08) !important;
}

/* ============================================================
PRO LOGIN: MODERN MINIMALIST
============================================================ */

.pro-login-card { background: white !important; border-radius: 32px !important; border: 1px solid rgba(0,0,0,0.05) !important; box-shadow: 0 40px 100px -20px rgba(0,0,0,0.1) !important; overflow: hidden; position: relative; }
.pro-login-card::before { content: "; position: absolute; top: 0; left: 0; width: 100%; height: 6px; background: var(--accent); }

.login-header-logo { display: flex; align-items: center; gap: 15px; margin-bottom: 40px; }
.logo-icon-box { width: 45px; height: 45px; background: #1e293b; border-radius: 12px; display: flex; align-items: center; justify-content: center; color: white; font-size: 1.2rem; }
.logo-text-brand { font-weight: 800; font-size: 1.1rem; color: #1e293b; letter-spacing: -0.5px; }

.login-welcome-title { font-size: 2.5rem; font-weight: 800; color: #0f172a; margin-bottom: 10px; letter-spacing: -1.5px; }
.login-subtitle { color: #94a3b8; font-size: 1rem; margin-bottom: 40px; }

.pro-label-group { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; }
.label-indicator { width: 3px; height: 14px; background: var(--accent); border-radius: 10px; }
.pro-label-text { font-size: 0.7rem; font-weight: 800; color: #64748b; letter-spacing: 1px; text-transform: uppercase; }

.pro-input-field { background: #ffffff !important; border: 1.5px solid #e2e8f0 !important; border-radius: 12px !important; height: 55px !important; padding: 0 20px !important; font-size: 0.95rem !important; color: #1e293b !important; transition: all 0.3s ease !important; }
.pro-input-field::placeholder { color: #94a3b8 !important; }
.pro-input-field:focus { border-color: var(--accent) !important; box-shadow: 0 0 0 4px rgba(232, 0, 61, 0.05) !important; background: #ffffff !important; }

.btn-pro-login { background: var(--accent) !important; color: #ffffff !important; border: none !important; border-radius: 12px !important; height: 55px; font-weight: 800; font-size: 0.9rem; letter-spacing: 1px; transition: all 0.3s ease; box-shadow: 0 10px 20px -5px rgba(232, 0, 61, 0.3) !important; }
.btn-pro-login:hover { background: #c20033 !important; color: white !important; transform: translateY(-2px); box-shadow: 0 15px 30px -5px rgba(232, 0, 61, 0.4) !important; }

.login-divider { display: flex; align-items: center; text-align: center; margin: 30px 0; }
.login-divider::before, .login-divider::after { content: ; flex: 1; border-bottom: 1px solid #f1f5f9; }
.divider-text { padding: 0 15px; color: #cbd5e1; font-size: 0.75rem; font-weight: 600; text-transform: lowercase; }

.btn-pro-guest { background: white !important; color: #1e293b !important; border: 1.5px solid #e2e8f0 !important; border-radius: 12px !important; height: 55px; font-weight: 700; font-size: 0.95rem; transition: all 0.3s ease; }
.btn-pro-guest:hover { background: #f8fafc !important; border-color: #cbd5e1 !important; }

.login-footer-security { display: flex; align-items: center; justify-content: center; gap: 8px; margin-top: 30px; color: #94a3b8; font-size: 0.75rem; font-weight: 600; }
.security-icon { color: #10b981; }

/* Quests — latest release sidebar cards (CSP: no inline <style>) */
.latest-release-card:hover {
    background: #ffffff !important;
    border-color: var(--accent) !important;
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(232, 0, 61, 0.08), 0 2px 8px rgba(0, 0, 0, 0.02) !important;
}

/* ============================================================
ELEGANT PAGINATION: MODERN & COMPACT
============================================================ */

/* ============================================================
ELEGANT PAGINATION: MODERN & COMPACT
============================================================ */

.pagination.elegant-pagination .page-item .page-link {
    background: #ffffff !important;
    border: 1px solid #e2e8f0 !important;
    color: #1e293b !important;
    border-radius: 12px !important;
    padding: 8px 16px !important;
    font-size: 0.75rem !important;
    font-weight: 700 !important;
    letter-spacing: 0.5px !important;
    transition: all 0.3s ease !important;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 38px;
    height: 38px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.02);
}

.pagination.elegant-pagination .page-item .page-link i,
.pagination.elegant-pagination .page-item .page-link span {
    color: inherit !important;
}

.pagination.elegant-pagination .page-item.active .page-link {
    background: var(--accent) !important;
    border-color: var(--accent) !important;
    color: #ffffff !important;
    box-shadow: 0 4px 12px rgba(232, 0, 61, 0.2) !important;
}

.pagination.elegant-pagination .page-item:not(.active) .page-link:hover {
    background: #f8fafc !important;
    border-color: var(--accent) !important;
    color: var(--accent) !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.05);
}

.pagination.elegant-pagination .page-item.disabled .page-link {
    opacity: 0.4;
    background: #f8fafc !important;
    cursor: not-allowed;
    color: #94a3b8 !important;
}

/* ============================================================
PRO MODAL: HARDENED & ENHANCED
============================================================ */

.pro-modal-content { 
    border: none !important; 
    border-radius: 32px !important; 
    background-color: #ffffff !important; 
    overflow: hidden !important; 
    box-shadow: 0 50px 100px -20px rgba(0,0,0,0.2) !important;
    color: #1e293b !important;
}

.modal-header-pro { 
    padding: 40px 40px 0 !important; 
    background: #ffffff !important;
    border: none !important;
}

.breadcrumb-nav-pro { 
    font-size: 0.65rem !important; 
    font-weight: 800 !important; 
    color: #94a3b8 !important; 
    letter-spacing: 2px !important; 
    margin-bottom: 10px !important; 
    display: block !important;
}

.modal-title-main-pro { 
    font-size: 2.2rem !important; 
    font-weight: 800 !important; 
    color: #0f172a !important; 
    letter-spacing: -1px !important; 
    margin-bottom: 0 !important;
    line-height: 1.2 !important;
}

.pro-tabs-modern { 
    border: none !important; 
    gap: 30px !important; 
    margin-top: 25px !important; 
    margin-bottom: 0 !important; 
    display: flex !important; 
    align-items: center !important;
    list-style: none !important;
    padding: 0 !important;
}

.pro-tabs-modern .nav-link { 
    border: none !important; 
    color: #94a3b8 !important; 
    font-weight: 800 !important; 
    font-size: 0.75rem !important; 
    letter-spacing: 1.5px !important; 
    padding: 12px 0 !important; 
    position: relative !important; 
    background: transparent !important; 
    transition: all 0.3s ease !important;
    text-transform: uppercase !important;
}

.pro-tabs-modern .nav-link.active { 
    color: var(--accent) !important; 
}

.pro-tabs-modern .nav-link.active::after { 
    content: '' !important; 
    position: absolute !important; 
    bottom: -1px !important; 
    left: 0 !important; 
    width: 100% !important; 
    height: 3px !important; 
    background: var(--accent) !important; 
    border-radius: 10px !important; 
}

.pro-tabs-modern .tab-count-pro { 
    background: #f1f5f9 !important; 
    color: #64748b !important; 
    padding: 2px 8px !important; 
    border-radius: 6px !important; 
    font-size: 0.65rem !important; 
    margin-left: 8px !important; 
}

.pro-tabs-modern .nav-link.active .tab-count-pro { 
    background: var(--accent-soft) !important; 
    color: var(--accent) !important; 
}

.meta-stats-row { 
    display: flex !important; 
    align-items: center !important; 
    gap: 10px !important; 
    flex-wrap: wrap !important; 
    margin-bottom: 30px !important; 
    margin-top: 20px !important; 
}

.meta-stat-pill { 
    background: #f8fafc !important; 
    border: 1px solid #e2e8f0 !important; 
    padding: 6px 12px !important; 
    border-radius: 100px !important; 
    display: flex !important; 
    align-items: center !important; 
    gap: 6px !important; 
    font-size: 0.7rem !important; 
    font-weight: 700 !important; 
    color: #475569 !important; 
}

.meta-stat-pill i { color: var(--accent) !important; font-size: 0.75rem !important; }
.meta-stat-pill.points { background: #0f172a !important; color: white !important; border: none !important; }
.meta-stat-pill.points i { color: white !important; }

.widget-card { 
    background: #f8fafc !important; 
    border-radius: 20px !important; 
    padding: 20px !important; 
    text-align: center !important; 
    border: 1px solid rgba(0,0,0,0.03) !important; 
    transition: all 0.4s ease !important;
}

.widget-card:hover { 
    transform: translateY(-5px) !important; 
    box-shadow: 0 15px 30px rgba(0,0,0,0.05) !important; 
    border-color: var(--accent-soft) !important; 
}

.widget-label { 
    font-size: 0.6rem !important; 
    font-weight: 800 !important; 
    color: #94a3b8 !important; 
    letter-spacing: 1.5px !important; 
    margin-bottom: 10px !important; 
    text-transform: uppercase !important; 
}

.widget-value { font-size: 1rem !important; font-weight: 800 !important; color: #1e293b !important; }
.widget-value.blood { color: var(--accent) !important; }

.pro-description-box { 
    background: #ffffff !important; 
    border: 1.5px solid #f1f5f9 !important; 
    border-radius: 20px !important; 
    padding: 25px !important; 
    line-height: 1.8 !important; 
    color: #334155 !important; 
    font-size: 0.9rem !important; 
}

.section-title-pro { 
    font-size: 0.65rem !important; 
    font-weight: 800 !important; 
    color: #94a3b8 !important; 
    letter-spacing: 2px !important; 
    display: flex !important; 
    align-items: center !important; 
    gap: 12px !important; 
    margin-bottom: 20px !important; 
}

.title-line-pro { height: 1px !important; flex-grow: 1 !important; background: #f1f5f9 !important; }

.submit-wrap-pro { 
    background: #f8fafc !important; 
    border-radius: 16px !important; 
    padding: 6px !important; 
    display: flex !important; 
    align-items: center !important; 
    border: 1.5px solid #e2e8f0 !important; 
    transition: all 0.3s ease !important; 
}

.submit-wrap-pro:focus-within { 
    border-color: var(--accent) !important; 
    box-shadow: 0 0 0 4px rgba(232, 0, 61, 0.05) !important; 
    background: white !important; 
}

.submit-input-pro { 
    background: transparent !important; 
    border: none !important; 
    box-shadow: none !important; 
    font-weight: 600 !important; 
    color: #1e293b !important; 
    height: 46px !important; 
    padding-left: 15px !important; 
    font-size: 0.9rem !important; 
}

.btn-submit-pro { 
    background: #0f172a !important; 
    color: white !important; 
    border-radius: 12px !important; 
    padding: 0 20px !important; 
    font-weight: 800 !important; 
    font-size: 0.75rem !important; 
    letter-spacing: 0.5px !important; 
    transition: all 0.3s ease !important; 
    height: 46px !important; 
    border: none !important; 
}

.btn-submit-pro:hover { background: var(--accent) !important; }

.btn-resource-pro { 
    background: #ffffff !important; 
    color: #0f172a !important; 
    border: 1.5px solid #e2e8f0 !important; 
    border-radius: 16px !important; 
    padding: 12px 24px !important; 
    font-weight: 800 !important; 
    font-size: 0.8rem !important; 
    letter-spacing: 0.5px !important; 
    transition: all 0.3s ease !important; 
    display: inline-flex !important; 
    align-items: center !important; 
    gap: 10px !important; 
}

.btn-resource-pro:hover { 
    border-color: var(--accent) !important; 
    color: var(--accent) !important; 
    transform: translateY(-2px) !important; 
}

.alert-solved-pro { 
    background: #f0fdf4 !important; 
    border: 1.5px solid #10b981 !important; 
    border-radius: 20px !important; 
    padding: 20px !important; 
    color: #166534 !important; 
    display: flex !important; 
    align-items: center !important; 
    gap: 15px !important; 
    font-weight: 800 !important; 
    font-size: 0.9rem !important; 
}

.status-badge-wrap .badge-solved { 
    background: #10b981 !important; 
    color: white !important; 
    padding: 4px 12px !important; 
    border-radius: 100px !important; 
    font-size: 0.6rem !important; 
    font-weight: 800 !important; 
}

.status-badge-wrap .badge-unsolved { 
    background: #fff1f2 !important; 
    color: #e11d48 !important; 
    padding: 4px 12px !important; 
    border-radius: 100px !important; 
    font-size: 0.6rem !important; 
    font-weight: 800 !important; 
    border: 1px solid #ffe4e6 !important; 
}