/*
Theme Name:  CSI Cyber Security Intelligence
Theme URI:   https://cybersecurityinc.net
Author:      Cyber Security Inc.
Author URI:  https://cybersecurityinc.net
Description: Production-ready WordPress theme for CSI. Agentic AI. Proactive Security. Violet-teal palette, dynamic CPTs, secure AJAX forms, SEO, Customizer.
Version:     2.1.0
Requires at least: 6.2
Tested up to: 6.7
Requires PHP: 8.0
License:     GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: csi-theme
Tags: custom-background, custom-logo, custom-menu, featured-images, full-width-template, theme-options, dark
*/

/* ============================================================
   DESIGN TOKENS — New palette: less blue, more depth
   Primary: Violet #7B61FF · Accent: Teal #00D4B4 · Highlight: Ice #38BDF8
   ============================================================ */
:root {
    /* Brand */
    --csi-primary:       #7B61FF;   /* violet — replaces pure blue */
    --csi-primary-dark:  #5B43D9;
    --csi-primary-deep:  #3D2BB0;
    --csi-accent:        #00D4B4;   /* teal — CTAs, highlights */
    --csi-accent-d:      #00A88F;
    --csi-sky:           #38BDF8;   /* ice blue — tertiary only */
    --csi-gold:          #F59E0B;   /* amber — warnings/badges */
    --csi-coral:         #FF6B6B;   /* coral — alerts/danger */

    /* Backgrounds — deeper, warmer navy */
    --csi-bg:            #080D1A;
    --csi-bg2:           #0D1525;
    --csi-bg3:           #111D33;
    --csi-bg-card:       rgba(13, 21, 37, 0.92);
    --csi-bg-card-h:     rgba(13, 25, 50, 0.96);
    --csi-bg-section:    rgba(9, 15, 30, 0.75);

    /* Text */
    --csi-text:          #F0F4FF;
    --csi-text-muted:    #8BA3C4;
    --csi-text-dim:      #5A7898;
    --csi-text-faint:    #2E4A6A;

    /* Borders */
    --csi-border:        rgba(123, 97, 255, 0.14);
    --csi-border-mid:    rgba(123, 97, 255, 0.30);
    --csi-border-high:   rgba(123, 97, 255, 0.52);
    --csi-border-teal:   rgba(0, 212, 180, 0.28);

    /* Layout */
    --csi-nav-h:   72px;
    --csi-max-w: 1200px;
    --csi-pad:     44px;

    /* Spacing */
    --sp-xs:  8px;  --sp-sm:  16px; --sp-md:  24px;
    --sp-lg: 40px;  --sp-xl:  64px; --sp-2xl: 96px; --sp-3xl: 120px;

    /* Typography */
    --csi-font-body:    'Syne', system-ui, sans-serif;
    --csi-font-display: 'Bebas Neue', 'Arial Black', sans-serif;
    --csi-font-mono:    'JetBrains Mono', 'Courier New', monospace;

    --ease: cubic-bezier(.4, 0, .2, 1);
    --dur:  .35s;
}

/* ============================================================ RESET */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
    background: var(--csi-bg);
    color: var(--csi-text);
    font-family: var(--csi-font-body);
    font-size: 15px;
    line-height: 1.65;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; transition: color var(--dur) var(--ease); }
img { max-width: 100%; height: auto; display: block; }
button, input, select, textarea { font-family: inherit; }
ul, ol { list-style: none; }

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--csi-bg); }
::-webkit-scrollbar-thumb { background: var(--csi-primary); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--csi-accent); }

/* ============================================================ LAYOUT */
.csi-wrap {
    max-width: var(--csi-max-w);
    margin: 0 auto;
    padding: 0 var(--csi-pad);
    width: 100%;
}
.csi-section { padding: var(--sp-3xl) var(--csi-pad); }
.csi-section--alt {
    background: var(--csi-bg-section);
    border-top:    1px solid var(--csi-border);
    border-bottom: 1px solid var(--csi-border);
}
.csi-g2 { display: grid; grid-template-columns: 1fr 1fr;       gap: 72px; }
.csi-g3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; background: var(--csi-border); }
.csi-g4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 28px; }

/* ============================================================ TYPOGRAPHY */
.csi-display { font-family: var(--csi-font-display); letter-spacing: 2px; line-height: 1; }
.csi-mono    { font-family: var(--csi-font-mono); }

.csi-label {
    display: flex; align-items: center; gap: 14px;
    font-family: var(--csi-font-mono);
    font-size: 10px; font-weight: 500;
    letter-spacing: 5px; text-transform: uppercase;
    color: var(--csi-accent);   /* teal labels — was blue */
    margin-bottom: 18px;
}
.csi-label::before {
    content: '';
    display: inline-block;
    width: 28px; height: 1px;
    background: linear-gradient(90deg, var(--csi-primary), var(--csi-accent));
    flex-shrink: 0;
}

/* Gradient text: violet → teal → ice */
.csi-grad {
    background: linear-gradient(135deg,
        var(--csi-primary) 0%,
        var(--csi-accent)  55%,
        var(--csi-sky)    100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================================ BUTTONS */
.csi-btn {
    display: inline-flex; align-items: center; justify-content: center;
    gap: 9px; padding: 15px 36px;
    font-family: var(--csi-font-mono);
    font-size: 11px; font-weight: 500;
    letter-spacing: 3px; text-transform: uppercase;
    cursor: pointer; border: none;
    transition: all var(--dur) var(--ease);
    clip-path: polygon(9px 0%, 100% 0%, calc(100% - 9px) 100%, 0% 100%);
    white-space: nowrap;
    text-decoration: none;
    position: relative;
}
/* Primary = violet */
.csi-btn--pri {
    background: linear-gradient(135deg, var(--csi-primary-dark), var(--csi-primary));
    color: #fff;
    box-shadow: 0 4px 20px rgba(123, 97, 255, 0.28);
}
.csi-btn--pri:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 36px rgba(123, 97, 255, 0.42);
    color: #fff;
}
.csi-btn--pri:active { transform: translateY(0); }

/* Secondary = teal outline */
.csi-btn--sec {
    background: transparent;
    color: var(--csi-accent);
    border: 1px solid rgba(0, 212, 180, 0.40);
}
.csi-btn--sec:hover {
    background: rgba(0, 212, 180, 0.08);
    border-color: var(--csi-accent);
    color: var(--csi-accent);
    transform: translateY(-1px);
}

/* Sizes */
.csi-btn--sm   { padding: 10px 24px; font-size: 10px; letter-spacing: 2px; }
.csi-btn--lg   { padding: 18px 48px; font-size: 12px; }
.csi-btn--full { width: 100%; }
.csi-btn.is-loading { opacity: .72; pointer-events: none; }
.csi-spinner {
    display: inline-block; width: 16px; height: 16px;
    border: 2px solid rgba(255,255,255,.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: csi-spin .65s linear infinite;
    vertical-align: middle; margin-left: 6px;
}

/* ============================================================ CARDS */
.csi-card {
    background: var(--csi-bg-card);
    border: 1px solid var(--csi-border);
    padding: 40px 36px;
    position: relative; overflow: hidden;
    transition: border-color var(--dur) var(--ease),
                background    var(--dur) var(--ease),
                transform     var(--dur) var(--ease),
                box-shadow    var(--dur) var(--ease);
}
.csi-card::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, transparent, var(--csi-primary), var(--csi-accent), transparent);
    transform: scaleX(0);
    transition: transform var(--dur) var(--ease);
}
.csi-card:hover {
    border-color: var(--csi-border-mid);
    background: var(--csi-bg-card-h);
    transform: translateY(-5px);
    box-shadow: 0 22px 52px rgba(0,0,0,.40), 0 0 0 1px rgba(123,97,255,.08);
}
.csi-card:hover::before { transform: scaleX(1); }

/* ============================================================ FORMS */
.csi-field { margin-bottom: 20px; }
.csi-lbl {
    display: block;
    font-family: var(--csi-font-mono);
    font-size: 9px; letter-spacing: 2.5px;
    color: var(--csi-text-dim); text-transform: uppercase;
    margin-bottom: 8px;
}
.csi-input, .csi-textarea, .csi-select {
    width: 100%;
    background: rgba(8, 13, 26, 0.95);
    border: 1px solid rgba(123, 97, 255, 0.20);
    color: var(--csi-text);
    padding: 14px 18px;
    font-family: var(--csi-font-body);
    font-size: 14px; line-height: 1.5;
    outline: none;
    transition: border-color var(--dur) var(--ease),
                box-shadow    var(--dur) var(--ease);
    -webkit-appearance: none; border-radius: 0;
}
.csi-input:focus, .csi-textarea:focus, .csi-select:focus {
    border-color: rgba(0, 212, 180, 0.50);      /* teal focus ring */
    box-shadow: 0 0 0 3px rgba(0, 212, 180, 0.08);
}
.csi-input::placeholder, .csi-textarea::placeholder { color: rgba(46, 74, 106, 0.7); }
.csi-textarea { resize: vertical; min-height: 120px; }
.csi-select option { background: #0D1525; color: var(--csi-text); }
.csi-input.has-error, .csi-textarea.has-error { border-color: rgba(255, 107, 107, .55); }
.csi-field-error { font-family: var(--csi-font-mono); font-size: 10px; color: #FF7070; margin-top: 6px; }
.csi-g2-form { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.csi-notice  { padding: 14px 20px; font-family: var(--csi-font-mono); font-size: 11px; border-left: 3px solid; margin-bottom: 18px; }
.csi-notice--ok  { background: rgba(0,212,180,.08); border-color: var(--csi-accent); color: #00F0CC; }
.csi-notice--err { background: rgba(255,107,107,.08); border-color: var(--csi-coral); color: #FF7070; }

/* ============================================================ DECORATIVE */
.csi-grid-bg {
    position: absolute; inset: 0; overflow: hidden; z-index: 0; pointer-events: none;
    background-image:
        linear-gradient(rgba(123,97,255,.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(123,97,255,.04) 1px, transparent 1px);
    background-size: 54px 54px;
}
.csi-scanline {
    position: absolute; left: 0; right: 0; height: 2px; z-index: 1; pointer-events: none;
    background: linear-gradient(90deg, transparent, rgba(0,212,180,.5), transparent);
    animation: csi-scanline 6s linear infinite;
}
.csi-bar {
    position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg,
        transparent 0%, var(--csi-primary-dark) 20%,
        var(--csi-primary) 45%, var(--csi-accent) 70%,
        transparent 100%);
}

/* ============================================================ NAVIGATION */
#csi-header {
    position: fixed; top: 0; left: 0; right: 0;
    z-index: 999; height: var(--csi-nav-h);
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 var(--csi-pad);
    transition: background .4s var(--ease), border-color .4s var(--ease);
}
#csi-header.scrolled {
    background: rgba(8, 13, 26, 0.97);
    backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--csi-border);
    box-shadow: 0 4px 32px rgba(0,0,0,.28);
}
.csi-logo a { display: flex; align-items: center; }
.csi-logo svg, .csi-logo img { height: 46px; width: auto; display: block; }
.csi-nav { display: flex; align-items: center; gap: 40px; }
.csi-nav-list { display: flex; align-items: center; gap: 36px; }
.csi-nav-list a {
    font-family: var(--csi-font-mono); font-size: 10.5px;
    letter-spacing: 2.5px; text-transform: uppercase;
    color: var(--csi-text-muted); padding: 6px 0;
    position: relative; transition: color var(--dur) var(--ease);
}
.csi-nav-list a::after {
    content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, var(--csi-primary), var(--csi-accent));
    transform: scaleX(0); transform-origin: left;
    transition: transform var(--dur) var(--ease);
}
.csi-nav-list a:hover,
.csi-nav-list li.current-menu-item > a,
.csi-nav-list li.current_page_item > a { color: var(--csi-accent); }
.csi-nav-list a:hover::after,
.csi-nav-list li.current-menu-item > a::after { transform: scaleX(1); }

.csi-hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; z-index: 1001; }
.csi-hamburger span { display: block; width: 22px; height: 2px; background: var(--csi-accent); transition: all .3s var(--ease); transform-origin: center; }
.csi-hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.csi-hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.csi-hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.admin-bar #csi-header { top: 32px; }

/* ============================================================ HERO */
#csi-hero {
    min-height: 100vh;
    display: flex; align-items: center;
    position: relative; overflow: hidden;
    padding-top: var(--csi-nav-h);
    background:
        radial-gradient(ellipse at 22% 48%, rgba(123,97,255,.13) 0%, transparent 55%),
        radial-gradient(ellipse at 78% 22%, rgba(0,212,180,.07) 0%, transparent 50%),
        radial-gradient(ellipse at 88% 78%, rgba(56,189,248,.05) 0%, transparent 45%),
        linear-gradient(165deg, #080D1A 0%, #0B1220 40%, #080D1A 100%);
}
.hero-orb { position: absolute; border-radius: 50%; pointer-events: none; }
.hero-orb-1 {
    width: 700px; height: 700px;
    background: radial-gradient(circle, rgba(123,97,255,.08) 0%, transparent 68%);
    top: 6%; right: -12%;
    animation: csi-orb-drift 16s ease-in-out infinite;
}
.hero-orb-2 {
    width: 460px; height: 460px;
    background: radial-gradient(circle, rgba(0,212,180,.06) 0%, transparent 68%);
    bottom: 4%; left: -7%;
    animation: csi-orb-drift 20s ease-in-out infinite reverse;
}
.hero-content { position: relative; z-index: 2; max-width: 780px; padding-top: 56px; padding-bottom: 80px; }
.hero-logo { margin-bottom: 48px; }
.hero-logo svg { height: 58px; width: auto; }
.hero-badge {
    display: inline-flex; align-items: center; gap: 11px;
    background: rgba(123,97,255,.07); border: 1px solid rgba(123,97,255,.26);
    padding: 9px 20px; margin-bottom: 44px;
}
.hero-dot {
    width: 7px; height: 7px; border-radius: 50%;
    background: var(--csi-accent);
    box-shadow: 0 0 10px var(--csi-accent), 0 0 20px rgba(0,212,180,.4);
    animation: csi-pulse 2.4s ease-out infinite; flex-shrink: 0;
}
.hero-badge-txt {
    font-family: var(--csi-font-mono); font-size: 10px;
    letter-spacing: 4px; color: var(--csi-accent); text-transform: uppercase;
}
.hero-title {
    font-family: var(--csi-font-display);
    font-size: clamp(54px, 7.5vw, 100px);
    line-height: .93; letter-spacing: 2px;
    margin-bottom: 32px; color: var(--csi-text);
}
.hero-sub {
    color: var(--csi-text-muted);
    font-size: clamp(15px, 1.6vw, 18px);
    line-height: 1.78; max-width: 580px; margin-bottom: 52px;
}
.hero-btns { display: flex; gap: 18px; flex-wrap: wrap; margin-bottom: 64px; }
.hero-terminal { font-family: var(--csi-font-mono); font-size: 11px; color: rgba(0,212,180,.4); display: flex; align-items: center; gap: 8px; }
.hero-terminal .prompt { color: var(--csi-accent); }
.hero-terminal .slash  { color: rgba(0,212,180,.28); }
.hero-terminal .cursor { animation: csi-blink 1.1s step-end infinite; }
.hero-deco {
    position: absolute; right: 5%; top: 50%; transform: translateY(-50%);
    font-family: var(--csi-font-display);
    font-size: clamp(120px, 15vw, 210px);
    color: rgba(123,97,255,.04); line-height: 1; letter-spacing: -12px;
    animation: csi-float 8s ease-in-out infinite;
    pointer-events: none; user-select: none;
}

/* ============================================================ STATS */
.csi-stats {
    background: rgba(9,14,26,.94);
    border-top: 1px solid var(--csi-border);
    border-bottom: 1px solid var(--csi-border);
    backdrop-filter: blur(12px);
}
.stats-grid { display: grid; grid-template-columns: repeat(4,1fr); }
.stat-item { text-align: center; padding: 52px 24px; position: relative; transition: background var(--dur) var(--ease); }
.stat-item:hover { background: rgba(123,97,255,.04); }
.stat-item::after {
    content: ''; position: absolute; right: 0; top: 24%; bottom: 24%;
    width: 1px;
    background: linear-gradient(to bottom, transparent, var(--csi-border-mid), transparent);
}
.stat-item:last-child::after { display: none; }
.stat-val {
    font-family: var(--csi-font-display);
    font-size: clamp(44px, 5vw, 62px); line-height: 1;
    background: linear-gradient(135deg, var(--csi-primary), var(--csi-accent) 60%, var(--csi-sky) 100%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text; margin-bottom: 8px;
}
.stat-lbl { font-family: var(--csi-font-mono); font-size: 10px; letter-spacing: 3px; color: var(--csi-text-dim); text-transform: uppercase; }

/* ============================================================ ABOUT */
.approach-box { background: var(--csi-bg-card); border: 1px solid var(--csi-border); padding: 44px; position: relative; overflow: hidden; }
.approach-box::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, transparent, var(--csi-primary) 40%, var(--csi-accent) 60%, transparent); }
.approach-step { display: flex; align-items: flex-start; gap: 22px; padding: 18px 0; border-bottom: 1px solid rgba(123,97,255,.07); transition: padding-left var(--dur) var(--ease); }
.approach-step:last-child { border-bottom: none; }
.approach-step:hover { padding-left: 6px; }
.approach-num { font-family: var(--csi-font-display); font-size: 32px; color: rgba(123,97,255,.24); line-height: 1; min-width: 38px; }
.mission-strip { background: linear-gradient(135deg, rgba(91,67,217,.13), rgba(0,212,180,.06)); border: 1px solid rgba(0,212,180,.20); padding: 64px 76px; position: relative; overflow: hidden; }
.mission-text { font-size: clamp(19px, 2.4vw, 27px); font-weight: 600; color: var(--csi-text); line-height: 1.55; max-width: 840px; }
.mission-text em { color: var(--csi-accent); font-style: normal; }

/* ============================================================ SERVICES */
.svc-icon {
    width: 48px; height: 48px; border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    border: 1px solid rgba(123,97,255,.30);
    color: var(--csi-primary); font-size: 22px;
    margin-bottom: 22px;
    background: rgba(123,97,255,.08);
    transition: all var(--dur) var(--ease); flex-shrink: 0;
}
.csi-card:hover .svc-icon { background: rgba(0,212,180,.10); border-color: rgba(0,212,180,.40); color: var(--csi-accent); }
.svc-highlights { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 18px; }
.svc-tag {
    font-family: var(--csi-font-mono); font-size: 9px; letter-spacing: 1px;
    color: var(--csi-primary); background: rgba(123,97,255,.07);
    border: 1px solid rgba(123,97,255,.18); padding: 4px 11px;
    transition: all var(--dur) var(--ease);
}
.csi-card:hover .svc-tag { background: rgba(0,212,180,.08); border-color: rgba(0,212,180,.25); color: var(--csi-accent); }
.svc-more {
    display: inline-flex; align-items: center; gap: 7px; margin-top: 22px;
    font-family: var(--csi-font-mono); font-size: 10px; letter-spacing: 2px;
    color: var(--csi-primary); text-transform: uppercase;
    cursor: pointer; transition: gap var(--dur) var(--ease), color var(--dur) var(--ease);
    background: none; border: none;
}
.svc-more:hover { gap: 14px; color: var(--csi-accent); }

/* ============================================================ TEAM */
.team-card { background: var(--csi-bg-card); border: 1px solid var(--csi-border); padding: 38px 30px; transition: all var(--dur) var(--ease); position: relative; overflow: hidden; }
.team-card::after { content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, transparent, var(--csi-accent), transparent); transform: scaleX(0); transition: transform var(--dur) var(--ease); }
.team-card:hover { border-color: var(--csi-border-mid); transform: translateY(-5px); box-shadow: 0 18px 40px rgba(0,0,0,.32); }
.team-card:hover::after { transform: scaleX(1); }
.team-avatar { width: 76px; height: 76px; border-radius: 50%; border: 1px solid rgba(0,212,180,.30); background: rgba(123,97,255,.08); display: flex; align-items: center; justify-content: center; font-family: var(--csi-font-display); font-size: 26px; margin-bottom: 22px; overflow: hidden; transition: border-color var(--dur) var(--ease); }
.team-card:hover .team-avatar { border-color: var(--csi-accent); }
.team-avatar img { width: 100%; height: 100%; object-fit: cover; }
.team-name { font-weight: 700; font-size: 17px; color: var(--csi-text); margin-bottom: 5px; }
.team-role { font-family: var(--csi-font-mono); font-size: 10px; letter-spacing: 1.5px; color: var(--csi-accent); margin-bottom: 15px; }
.team-bio  { color: var(--csi-text-dim); font-size: 13px; line-height: 1.68; }

/* ============================================================ TESTIMONIALS */
.testi-card { background: var(--csi-bg-card); border: 1px solid var(--csi-border); padding: 40px 34px; transition: all var(--dur) var(--ease); }
.testi-card:hover { border-color: rgba(0,212,180,.25); transform: translateY(-4px); box-shadow: 0 16px 40px rgba(0,0,0,.28); }
.testi-stars { color: #F59E0B; letter-spacing: 2px; font-size: 15px; margin-bottom: 14px; }
.testi-quote { font-size: 40px; color: var(--csi-accent); opacity: .30; line-height: 1; margin-bottom: 16px; font-family: Georgia, serif; }
.testi-text  { color: var(--csi-text-muted); font-size: 15px; line-height: 1.78; margin-bottom: 26px; font-style: italic; }
.testi-author { font-weight: 700; font-size: 15px; color: var(--csi-text); margin-bottom: 3px; }
.testi-co     { font-family: var(--csi-font-mono); font-size: 10px; color: var(--csi-accent); letter-spacing: 1.5px; }

/* ============================================================ BLOG */
.blog-grid { display: grid; grid-template-columns: 1.45fr 1fr; gap: 1px; background: var(--csi-border); }
.blog-tag {
    display: inline-block; font-family: var(--csi-font-mono);
    font-size: 9px; letter-spacing: 3px; text-transform: uppercase;
    color: var(--csi-accent); background: rgba(0,212,180,.09);
    border: 1px solid rgba(0,212,180,.22); padding: 4px 11px;
    transition: all var(--dur) var(--ease);
}
.blog-tag:hover { background: rgba(0,212,180,.16); }
.blog-date { font-family: var(--csi-font-mono); font-size: 10px; color: var(--csi-text-dim); }
.archive-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 26px; }
.archive-card { background: var(--csi-bg-card); border: 1px solid var(--csi-border); overflow: hidden; transition: all var(--dur) var(--ease); }
.archive-card:hover { border-color: rgba(0,212,180,.25); transform: translateY(-5px); box-shadow: 0 18px 44px rgba(0,0,0,.30); }
.archive-thumb { aspect-ratio: 16/9; overflow: hidden; background: rgba(123,97,255,.05); }
.archive-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.archive-card:hover .archive-thumb img { transform: scale(1.05); }
.archive-body { padding: 30px 26px; }

/* ============================================================ PARTNERS */
.partners-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 1px; background: var(--csi-border); }
.partner-tile { background: rgba(9,14,26,.72); border: 1px solid var(--csi-border); display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 36px 22px; gap: 13px; transition: all var(--dur) var(--ease); }
.partner-tile:hover { border-color: rgba(0,212,180,.28); background: rgba(13,25,50,.90); transform: translateY(-4px); box-shadow: 0 14px 36px rgba(0,0,0,.28); }
.partner-abbr {
    width: 64px; height: 64px; border-radius: 12px;
    background: linear-gradient(135deg, rgba(123,97,255,.12), rgba(91,67,217,.06));
    border: 1px solid rgba(123,97,255,.22);
    display: flex; align-items: center; justify-content: center;
    font-family: var(--csi-font-display); font-size: 15px; letter-spacing: 1px;
    color: var(--csi-primary); transition: all var(--dur) var(--ease);
}
.partner-tile:hover .partner-abbr { border-color: rgba(0,212,180,.40); background: rgba(0,212,180,.09); color: var(--csi-accent); }

/* ============================================================ JOBS */
.job-row { background: var(--csi-bg-card); border: 1px solid var(--csi-border); padding: 26px 32px; display: flex; align-items: center; gap: 22px; flex-wrap: wrap; transition: all var(--dur) var(--ease); margin-bottom: 2px; }
.job-row:hover { border-color: rgba(0,212,180,.22); background: var(--csi-bg-card-h); transform: translateX(5px); box-shadow: 0 4px 24px rgba(0,0,0,.20); }
.job-skill-tag { font-family: var(--csi-font-mono); font-size: 10px; color: var(--csi-text-dim); background: rgba(123,97,255,.07); border: 1px solid var(--csi-border); padding: 3px 10px; transition: all var(--dur) var(--ease); }
.job-row:hover .job-skill-tag { background: rgba(0,212,180,.07); border-color: rgba(0,212,180,.20); color: var(--csi-accent); }
.job-type-badge { font-family: var(--csi-font-mono); font-size: 10px; color: var(--csi-text-dim); background: rgba(123,97,255,.06); border: 1px solid var(--csi-border); padding: 3px 11px; }

/* ============================================================ CONTACT */
.contact-info-row { display: flex; align-items: flex-start; gap: 18px; padding: 18px 0; border-bottom: 1px solid rgba(123,97,255,.07); transition: padding-left var(--dur) var(--ease); }
.contact-info-row:last-child { border-bottom: none; }
.contact-info-row:hover { padding-left: 4px; }
.contact-icon { width: 36px; height: 36px; border: 1px solid rgba(0,212,180,.25); display: flex; align-items: center; justify-content: center; color: var(--csi-accent); font-size: 15px; flex-shrink: 0; margin-top: 2px; transition: all var(--dur) var(--ease); }
.contact-info-row:hover .contact-icon { border-color: var(--csi-accent); background: rgba(0,212,180,.08); }
.contact-form-box { background: var(--csi-bg-card); border: 1px solid rgba(123,97,255,.18); padding: 52px 48px; position: relative; }
.contact-form-box::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, transparent, var(--csi-primary) 40%, var(--csi-accent) 65%, transparent); }

/* ============================================================ CTA */
.csi-cta-section { padding: var(--sp-3xl) var(--csi-pad); position: relative; overflow: hidden; text-align: center; background: linear-gradient(165deg, #060C1A 0%, #0B1530 50%, #060C1A 100%); }

/* ============================================================ FOOTER */
#csi-footer { background: #050A14; border-top: 1px solid rgba(123,97,255,.12); padding: 72px var(--csi-pad) 36px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 64px; margin-bottom: 60px; }
.footer-heading { font-family: var(--csi-font-mono); font-size: 10px; letter-spacing: 3px; color: var(--csi-accent); margin-bottom: 22px; text-transform: uppercase; }
.footer-nav li { margin-bottom: 11px; }
.footer-nav a { color: var(--csi-text-dim); font-size: 13.5px; transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease); display: inline-block; }
.footer-nav a:hover { color: var(--csi-accent); padding-left: 4px; }
.footer-social { display: flex; gap: 11px; margin-top: 26px; }
.social-btn { width: 38px; height: 38px; border: 1px solid rgba(123,97,255,.22); display: flex; align-items: center; justify-content: center; color: var(--csi-text-dim); font-size: 14px; text-decoration: none; transition: all var(--dur) var(--ease); }
.social-btn:hover { border-color: var(--csi-accent); color: var(--csi-accent); background: rgba(0,212,180,.08); transform: translateY(-2px); }
.footer-bottom { border-top: 1px solid rgba(123,97,255,.08); padding-top: 28px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.footer-copy, .footer-tagline { font-family: var(--csi-font-mono); font-size: 11px; color: rgba(123,97,255,.34); }

/* ============================================================ DIALOGS */
.csi-overlay { position: fixed; inset: 0; z-index: 9000; background: rgba(4,8,18,.94); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); display: flex; align-items: center; justify-content: center; padding: 24px; overflow-y: auto; opacity: 0; visibility: hidden; transition: opacity .32s var(--ease), visibility .32s var(--ease); }
.csi-overlay.open { opacity: 1; visibility: visible; }
.csi-dialog { background: rgba(8,14,30,.99); border: 1px solid rgba(123,97,255,.24); padding: 56px 60px; max-width: 680px; width: 100%; position: relative; max-height: 90vh; overflow-y: auto; transform: translateY(22px); transition: transform .32s var(--ease); }
.csi-overlay.open .csi-dialog { transform: translateY(0); }
.csi-dialog--wide { max-width: 820px; }
.dialog-close { position: absolute; top: 20px; right: 20px; background: none; border: 1px solid rgba(123,97,255,.26); color: var(--csi-text-dim); width: 36px; height: 36px; font-size: 18px; line-height: 34px; text-align: center; cursor: pointer; transition: all var(--dur) var(--ease); }
.dialog-close:hover { border-color: var(--csi-accent); color: var(--csi-accent); background: rgba(0,212,180,.08); }

/* ============================================================ PAGE HEADER */
.page-hero { padding: clamp(100px,14vw,148px) var(--csi-pad) 80px; position: relative; overflow: hidden; background: linear-gradient(165deg, #080D1A 0%, #0A1220 60%, #080D1A 100%); border-bottom: 1px solid var(--csi-border); }
.page-hero__title { font-family: var(--csi-font-display); font-size: clamp(46px,6vw,80px); line-height: 1; letter-spacing: 2px; color: var(--csi-text); margin-bottom: 18px; }

/* ============================================================ BREADCRUMBS */
.csi-breadcrumb { font-family: var(--csi-font-mono); font-size: 10px; letter-spacing: 2px; color: var(--csi-text-dim); display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 28px; text-transform: uppercase; }
.csi-breadcrumb a { color: var(--csi-primary); }
.csi-breadcrumb a:hover { color: var(--csi-accent); }
.csi-breadcrumb .sep { color: rgba(123,97,255,.3); }

/* ============================================================ SINGLE POST */
.single-content { color: #9DBDD8; line-height: 1.88; font-size: 16px; }
.single-content h2, .single-content h3, .single-content h4 { color: var(--csi-text); font-weight: 700; margin: 36px 0 16px; }
.single-content h2 { font-size: 23px; } .single-content h3 { font-size: 20px; }
.single-content p { margin-bottom: 24px; }
.single-content a { color: var(--csi-accent); border-bottom: 1px solid rgba(0,212,180,.30); transition: color var(--dur); }
.single-content a:hover { color: var(--csi-primary); }
.single-content ul, .single-content ol { margin: 0 0 24px 26px; }
.single-content li { margin-bottom: 9px; }
.single-content blockquote { border-left: 3px solid var(--csi-accent); padding: 18px 24px; background: rgba(0,212,180,.04); margin: 28px 0; color: var(--csi-text-muted); font-style: italic; }
.single-content code { font-family: var(--csi-font-mono); font-size: 13px; background: rgba(123,97,255,.08); border: 1px solid rgba(123,97,255,.18); padding: 2px 8px; }
.single-content pre { background: rgba(8,14,28,.95); border: 1px solid var(--csi-border); padding: 28px; overflow-x: auto; margin-bottom: 24px; }
.single-content img { border: 1px solid var(--csi-border); margin: 28px 0; }

/* ============================================================ PAGINATION */
.csi-page-nav { display: flex; justify-content: center; align-items: center; gap: 9px; padding: 64px 0 0; }
.csi-page-nav .page-numbers { font-family: var(--csi-font-mono); font-size: 11px; letter-spacing: 2px; color: var(--csi-text-dim); border: 1px solid var(--csi-border); width: 42px; height: 42px; display: flex; align-items: center; justify-content: center; transition: all var(--dur) var(--ease); }
.csi-page-nav .page-numbers:hover, .csi-page-nav .page-numbers.current { color: var(--csi-accent); border-color: var(--csi-accent); background: rgba(0,212,180,.07); transform: translateY(-2px); }

/* ============================================================ SEARCH */
.csi-search-form { display: flex; border: 1px solid rgba(0,212,180,.28); overflow: hidden; }
.csi-search-form input[type="search"] { flex: 1; background: rgba(8,13,26,.9); border: none; color: var(--csi-text); padding: 14px 18px; font-size: 14px; outline: none; }
.csi-search-form button { background: var(--csi-accent); border: none; color: #020B18; padding: 14px 22px; cursor: pointer; font-family: var(--csi-font-mono); font-size: 11px; letter-spacing: 2px; font-weight: 700; transition: background var(--dur) var(--ease); }
.csi-search-form button:hover { background: var(--csi-accent-d); }

/* ============================================================ SIDEBAR */
.csi-sidebar { display: flex; flex-direction: column; gap: 26px; }
.csi-sidebar .widget { background: var(--csi-bg-card); border: 1px solid var(--csi-border); padding: 30px 26px; }
.csi-sidebar .widgettitle { font-family: var(--csi-font-mono); font-size: 10px; letter-spacing: 3px; color: var(--csi-accent); text-transform: uppercase; margin-bottom: 18px; }

/* ============================================================ UTILITIES */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.u-center { text-align: center; }
.u-mb-16 { margin-bottom: 16px; } .u-mb-24 { margin-bottom: 24px; }
.u-mb-32 { margin-bottom: 32px; } .u-mb-48 { margin-bottom: 48px; }
.u-mt-24 { margin-top: 24px; }   .u-mt-40 { margin-top: 40px; }

/* Animations */
.csi-animate { opacity: 0; transform: translateY(26px); }
.csi-animate.visible { animation: csi-fade-up .68s var(--ease) forwards; }
.csi-animate:nth-child(2) { animation-delay: .08s; }
.csi-animate:nth-child(3) { animation-delay: .16s; }
.csi-animate:nth-child(4) { animation-delay: .24s; }
.csi-animate:nth-child(5) { animation-delay: .32s; }
.csi-animate:nth-child(6) { animation-delay: .40s; }

/* ============================================================ KEYFRAMES */
@keyframes csi-scanline   { 0% { top: -2px; } 100% { top: 100%; } }
@keyframes csi-orb-drift  { 0%,100% { transform: translate(0,0) scale(1); } 33% { transform: translate(30px,-20px) scale(1.04); } 66% { transform: translate(-20px,16px) scale(.97); } }
@keyframes csi-pulse      { 0% { transform: scale(.92); box-shadow: 0 0 0 0 rgba(0,212,180,.55); } 60% { transform: scale(1.14); box-shadow: 0 0 0 12px rgba(0,212,180,0); } 100% { transform: scale(.92); box-shadow: 0 0 0 0 rgba(0,212,180,0); } }
@keyframes csi-float      { 0%,100% { transform: translateY(-50%); } 50% { transform: translateY(calc(-50% - 16px)); } }
@keyframes csi-blink      { 0%,100% { opacity: 1; } 50% { opacity: 0; } }
@keyframes csi-spin       { to { transform: rotate(360deg); } }
@keyframes csi-fade-up    { from { opacity: 0; transform: translateY(26px); } to { opacity: 1; transform: translateY(0); } }

/* ============================================================ RESPONSIVE — TABLET */
@media (max-width: 1024px) {
    :root { --csi-pad: 30px; }
    .csi-g2 { grid-template-columns: 1fr; gap: 44px; }
    .csi-g3 { grid-template-columns: repeat(2,1fr); }
    .csi-g4 { grid-template-columns: repeat(2,1fr); }
    .stats-grid    { grid-template-columns: repeat(2,1fr); }
    .blog-grid     { grid-template-columns: 1fr; }
    .archive-grid  { grid-template-columns: repeat(2,1fr); }
    .partners-grid { grid-template-columns: repeat(3,1fr); }
    .footer-grid   { grid-template-columns: 1fr 1fr; gap: 44px; }
    .contact-form-box { padding: 40px 36px; }
    .mission-strip { padding: 44px 48px; }
    .csi-section   { padding: 96px var(--csi-pad); }
}

/* ============================================================ RESPONSIVE — MOBILE */
@media (max-width: 768px) {
    :root { --csi-pad: 20px; --csi-nav-h: 64px; }
    .csi-hamburger { display: flex; }
    .csi-nav-list {
        display: none; position: fixed;
        top: var(--csi-nav-h); left: 0; right: 0; bottom: 0;
        background: rgba(8,13,26,.98);
        flex-direction: column; align-items: flex-start;
        padding: 36px 24px; gap: 24px;
        border-top: 1px solid var(--csi-border);
        backdrop-filter: blur(24px); z-index: 998; overflow-y: auto;
    }
    .csi-nav-list.open  { display: flex; }
    .csi-nav-list a     { font-size: 13px; letter-spacing: 2px; }
    .csi-nav > .csi-btn { display: none; }
    .csi-g3, .partners-grid { grid-template-columns: 1fr; }
    .archive-grid  { grid-template-columns: 1fr; }
    .footer-grid   { grid-template-columns: 1fr; }
    .stats-grid    { grid-template-columns: repeat(2,1fr); }
    .csi-g2-form   { grid-template-columns: 1fr; }
    .hero-deco     { display: none; }
    .hero-title    { font-size: clamp(44px,12vw,68px); }
    .mission-strip { padding: 36px 28px; }
    .contact-form-box, .csi-dialog { padding: 32px 24px; }
    .footer-bottom { flex-direction: column; text-align: center; gap: 10px; }
    .csi-section   { padding: 72px var(--csi-pad); }
    .approach-box  { padding: 30px 26px; }
    .stat-item     { padding: 36px 16px; }
    .stat-item::after { display: none; }
    .stat-item:nth-child(odd)::after { display: block; }
    .admin-bar #csi-header { top: 46px; }
}
@media (max-width: 480px) {
    :root { --csi-pad: 16px; }
    .hero-btns { flex-direction: column; }
    .hero-btns .csi-btn { width: 100%; }
}