/* ============================================================
   BUG FIX: @import MUST be first — moved from bottom to top
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Space+Mono:wght@400;700&family=Syne:wght@400;600;700;800&display=swap');
@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css');

/* ============================================================
   COLOR THEME & BASE VARIABLES
   BUG FIX: Added --gray, --border-color, --dark which were
   referenced but never defined (caused broken styles).
   ============================================================ */
:root {
    --radius: 14px;
    --shadow: 0 6px 32px rgba(0,0,0,.10);
    --shadow-glow: 0 0 24px rgba(67,97,238,0.18);
    --primary: #4361ee;
    --primary-rgb: 67, 97, 238;
    --secondary: #3f37c9;
    --accent: #7209b7;
    --success: #4cc9f0;
    --light-bg: #f0f2ff;
    --dark-bg: #080b14;
    --dark-card: #0f1623;
    --dark-surface: #141c2e;
    --text-light: #1a1d2e;
    --text-dark: #e6edf3;
    --dark: #1a1d2e;
    /* BUG FIX: These were used but undefined */
    --gray: #6b7280;
    --border-color: #e5e7eb;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-display: 'Syne', sans-serif;
    --font-mono: 'Space Mono', monospace;
}

/* ============================================================
   BASE STYLES
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; }

body {
    font-family: var(--font-display);
    background-color: var(--light-bg);
    color: var(--text-light);
    transition: background-color 0.4s ease, color 0.4s ease;
    /* Futuristic subtle grid background */
    background-image:
        linear-gradient(rgba(67,97,238,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(67,97,238,0.04) 1px, transparent 1px);
    background-size: 40px 40px;
}

body.dark {
    background-color: var(--dark-bg);
    color: var(--text-dark);
    background-image:
        linear-gradient(rgba(67,97,238,0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(67,97,238,0.06) 1px, transparent 1px);
    background-size: 40px 40px;
}

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
    border-bottom: 1px solid rgba(67,97,238,0.12);
    box-shadow: 0 2px 20px rgba(67,97,238,0.08);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    background: rgba(240,242,255,0.85) !important;
    transition: var(--transition);
}
body.dark .navbar {
    background: rgba(8,11,20,0.90) !important;
    border-color: rgba(67,97,238,0.2);
    box-shadow: 0 2px 20px rgba(67,97,238,0.15);
}
body.dark .navbar-nav .nav-link { color: #e6edf3 !important; }
body.dark .navbar-nav .nav-link:hover {
    color: var(--primary) !important;
    background-color: rgba(67,97,238,0.1);
}
body.dark .navbar-nav .nav-link.active {
    background-color: var(--primary);
    color: white !important;
}
body.dark .navbar-brand.logo { color: var(--primary) !important; }

/* ============================================================
   HERO SECTION — Futuristic Redesign
   ============================================================ */
.hero-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 60%, var(--secondary) 100%);
    color: white;
    border-radius: 1.5rem;
    margin-top: 1rem;
    position: relative;
    overflow: hidden;
}

/* Animated noise overlay */
.hero-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.05'/%3E%3C/svg%3E");
    opacity: 0.3;
    pointer-events: none;
}

/* Geometric accent lines */
.hero-section::after {
    content: '';
    position: absolute;
    top: -60px; right: -60px;
    width: 320px; height: 320px;
    border: 2px solid rgba(255,255,255,0.1);
    border-radius: 50%;
    pointer-events: none;
}

.hero-title {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 1rem;
    position: relative;
}

.hero-subtitle {
    font-size: 1.1rem;
    opacity: 0.88;
    max-width: 480px;
    line-height: 1.7;
}

.hero-icon {
    font-size: 7rem !important;
    opacity: 0.75;
    position: relative;
    z-index: 2;
    filter: drop-shadow(0 0 30px rgba(255,255,255,0.3));
    animation: heroFloat 6s ease-in-out infinite;
}

@keyframes heroFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    33% { transform: translateY(-12px) rotate(2deg); }
    66% { transform: translateY(6px) rotate(-1deg); }
}

.hero-visual { position: relative; }

.float-icon {
    position: absolute;
    font-size: 2.2rem;
    opacity: 0.45;
    color: white;
    filter: drop-shadow(0 0 8px rgba(255,255,255,0.4));
    animation: floatOrbit 8s ease-in-out infinite;
}
.float-icon:nth-child(2) { animation-delay: -2s; }
.float-icon:nth-child(3) { animation-delay: -4s; }
.float-icon:nth-child(4) { animation-delay: -6s; }

@keyframes floatOrbit {
    0%, 100% { transform: translateY(0) translateX(0); }
    25% { transform: translateY(-10px) translateX(5px); }
    50% { transform: translateY(-5px) translateX(-5px); }
    75% { transform: translateY(8px) translateX(3px); }
}

/* Stats Badge in Hero */
.stats-badge {
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.25);
    border-radius: 1rem;
}

.stats-badge .stat-number {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
}

.stats-badge .stat-label {
    font-size: 0.7rem;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* ============================================================
   STATS SECTION
   ============================================================ */
.stats-section .stat-card {
    background: white;
    box-shadow: var(--shadow);
    border-radius: var(--radius);
    border: 1px solid rgba(67,97,238,0.08);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.stats-section .stat-card::before {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--success));
    transform: scaleX(0);
    transition: transform 0.3s ease;
    transform-origin: left;
}
.stats-section .stat-card:hover::before { transform: scaleX(1); }
.stats-section .stat-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-glow);
}
body.dark .stats-section .stat-card {
    background: var(--dark-card);
    border-color: rgba(67,97,238,0.2);
}

.stat-number {
    font-family: var(--font-mono);
    font-size: 1.8rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-icon { font-size: 2rem; color: var(--primary); }
.stat-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--gray);
}

/* ============================================================
   SECTION HEADERS
   ============================================================ */
.section-header {
    position: relative;
    padding-bottom: 0.75rem;
    margin-bottom: 1.5rem;
}
.section-header::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 50px; height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--success));
    border-radius: 3px;
}

/* ============================================================
   CARDS — Base
   ============================================================ */
.card {
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid rgba(67,97,238,0.07);
    transition: var(--transition);
    overflow: hidden;
}
.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
    border-color: rgba(67,97,238,0.2);
}
body.dark .card {
    background: var(--dark-card);
    border-color: rgba(67,97,238,0.15);
}
body.dark .card-title { color: #e6edf3 !important; }
body.dark .card-text { color: #8b949e !important; }

/* ============================================================
   TOOL CARDS
   ============================================================ */
.tool-card {
    border: 1px solid rgba(67,97,238,0.07);
    box-shadow: var(--shadow);
    transition: var(--transition);
    overflow: hidden;
    position: relative;
    height: 100%;
}
.tool-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--success));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.35s ease;
}
.tool-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-glow); }
.tool-card:hover::before { transform: scaleX(1); }

.tool-icon {
    width: 48px; height: 48px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex; align-items: center; justify-content: center;
    color: white; font-size: 1.1rem;
    box-shadow: 0 4px 12px rgba(67,97,238,0.3);
    flex-shrink: 0;
}

.card-meta { font-size: 0.82rem; color: var(--gray); }

.new-badge {
    background: linear-gradient(135deg, #ff6b6b, #ee5a24);
    color: white;
    border: none;
    border-radius: 999px;
    padding: 0.25rem 0.6rem;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.category-badge {
    background: rgba(67,97,238,0.1);
    color: var(--primary);
    padding: 0.3rem 0.8rem;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.03em;
}
body.dark .category-badge { background: rgba(67,97,238,0.2); color: #93c5fd; }

/* ============================================================
   RESOURCE LIST
   ============================================================ */
.resource-list { display: flex; flex-direction: column; gap: 0.65rem; }

.resource-item {
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(67,97,238,0.06);
    transition: var(--transition);
    overflow: hidden;
}
body.dark .resource-item {
    background: var(--dark-card);
    border-color: rgba(67,97,238,0.15);
}
.resource-item:hover {
    transform: translateX(5px);
    border-color: rgba(67,97,238,0.25);
    box-shadow: var(--shadow-glow);
}

.resource-link {
    display: flex;
    align-items: center;
    padding: 0.9rem 1.1rem;
    text-decoration: none;
    color: inherit;
}

.resource-icon {
    width: 42px; height: 42px;
    border-radius: 10px;
    background: rgba(67,97,238,0.08);
    display: flex; align-items: center; justify-content: center;
    margin-right: 0.9rem;
    color: var(--primary);
    font-size: 1.05rem;
    flex-shrink: 0;
}
body.dark .resource-icon { background: rgba(67,97,238,0.18); }

.resource-content { flex-grow: 1; min-width: 0; }
.resource-title {
    font-weight: 600;
    margin-bottom: 0.2rem;
    font-size: 0.9rem;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
body.dark .resource-title { color: #e6edf3 !important; }

.resource-meta {
    display: flex; gap: 0.75rem;
    font-size: 0.78rem;
    color: var(--gray);
}
body.dark .resource-meta { color: #8b949e !important; }

.resource-action { color: var(--primary); font-size: 1rem; padding-left: 0.5rem; }

/* ============================================================
   BLOG SECTION
   ============================================================ */
.blog-section {
    background: linear-gradient(180deg, var(--light-bg) 0%, rgba(67,97,238,0.05) 100%);
    border-radius: 1.5rem;
}
body.dark .blog-section {
    background: linear-gradient(180deg, var(--dark-bg) 0%, rgba(67,97,238,0.08) 100%);
}

.blog-card {
    border: 1px solid rgba(67,97,238,0.08);
    box-shadow: var(--shadow);
    transition: var(--transition);
    overflow: hidden;
}
.blog-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-glow);
    border-color: rgba(67,97,238,0.2);
}
.blog-card:hover .blog-image img { transform: scale(1.06); }

.blog-image { height: 200px; overflow: hidden; }
.blog-image img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.blog-new-badge {
    position: absolute; top: 1rem; right: 1rem;
    background: linear-gradient(135deg, #ff6b6b, #ee5a24);
    color: white;
    padding: 0.3rem 0.7rem;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    z-index: 1;
}

.blog-category-badge {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    padding: 0.28rem 0.75rem;
    border-radius: 999px;
    font-size: 0.76rem;
    font-weight: 600;
    letter-spacing: 0.03em;
}

.blog-meta {
    display: flex; align-items: center;
    font-size: 0.8rem;
    color: var(--gray);
}

/* Blog Sidebar */
.blog-sidebar {
    position: sticky;
    top: 90px;
}

.blog-sidebar-list {
    background: white;
    border-radius: 14px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(67,97,238,0.08);
    overflow: hidden;
}
body.dark .blog-sidebar-list {
    background: var(--dark-card);
    border-color: rgba(67,97,238,0.18);
}

.blog-sidebar-item { transition: var(--transition); }
.blog-sidebar-item:hover { background: rgba(67,97,238,0.05); }
body.dark .blog-sidebar-item:hover { background: rgba(67,97,238,0.12); }

.blog-sidebar-link {
    display: block;
    padding: 1rem 1.1rem;
    text-decoration: none;
    color: inherit;
}

.blog-sidebar-title {
    font-weight: 700;
    font-size: 0.87rem;
    line-height: 1.35;
    margin-bottom: 0.3rem;
}
body.dark .blog-sidebar-title { color: var(--text-dark); }

.blog-sidebar-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.72rem;
}

.blog-sidebar-category {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 0.15rem 0.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    font-size: 0.68rem;
    letter-spacing: 0.03em;
}

.blog-sidebar-date { color: var(--gray); }

.blog-sidebar-divider {
    height: 1px;
    background: var(--border-color);
    margin: 0 1rem;
}
body.dark .blog-sidebar-divider { background: rgba(67,97,238,0.15); }

.blog-cta-card { transition: var(--transition); }
.blog-cta-card:hover { transform: translateY(-4px); }
.blog-cta-card .card {
    background: linear-gradient(135deg, var(--primary), var(--accent)) !important;
    border: none;
}

/* ============================================================
   LIST GROUPS
   ============================================================ */
.list-group-item {
    border-radius: var(--radius) !important;
    margin-bottom: 0.75rem;
    border: 1px solid rgba(67,97,238,0.08) !important;
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.list-group-item:hover { transform: translateX(5px); }
body.dark .list-group-item {
    background: var(--dark-card);
    border-color: rgba(67,97,238,0.15) !important;
    color: #e6edf3;
}
body.dark .list-group-item .fw-semibold { color: #e6edf3 !important; }
body.dark .list-group-item .small.text-body-secondary { color: #8b949e !important; }

/* ============================================================
   BADGES
   ============================================================ */
.badge {
    border-radius: 999px;
    padding: 0.35rem 0.7rem;
    font-weight: 600;
    background: rgba(67,97,238,0.1);
    color: var(--primary);
    letter-spacing: 0.03em;
}
body.dark .badge { background: rgba(67,97,238,0.2); color: #93c5fd; }
body.dark .new-badge {
    background: linear-gradient(135deg, #dc2626, #b91c1c) !important;
    color: white !important;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border: none;
    font-weight: 600;
    letter-spacing: 0.02em;
    transition: var(--transition);
}
.btn-primary:hover {
    background: linear-gradient(135deg, var(--secondary), var(--primary));
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(67,97,238,0.35);
}

.btn-outline-primary {
    border-color: var(--primary);
    color: var(--primary);
    font-weight: 600;
    transition: var(--transition);
}
.btn-outline-primary:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 14px rgba(67,97,238,0.3);
}
body.dark .btn-outline-primary { color: #93c5fd !important; border-color: #93c5fd !important; }
body.dark .btn-outline-primary:hover {
    background-color: var(--primary) !important;
    color: white !important;
}

.btn-toggle {
    border-radius: 999px;
    padding: 0.5rem;
    width: 44px; height: 44px;
    display: flex; align-items: center; justify-content: center;
    transition: var(--transition);
}
.btn-toggle:hover { transform: rotate(20deg); }

/* ============================================================
   DARK MODE — TEXT & MISC
   ============================================================ */
body.dark { color: #e6edf3 !important; }
body.dark .text-muted { color: #8b949e !important; }
body.dark .text-body-secondary { color: #a0aec0 !important; }
body.dark h1, body.dark h2, body.dark h3,
body.dark h4, body.dark h5, body.dark h6 { color: #e6edf3 !important; }
body.dark .hero-subtitle { color: rgba(255,255,255,0.9) !important; }
body.dark .hero-section h1, body.dark .hero-section p,
body.dark .hero-section h2, body.dark .hero-section h3 { color: white !important; }
body.dark .tools-section .text-muted,
body.dark .resources-section .text-muted { color: #8b949e !important; }
body.dark .brand-main { color: var(--primary) !important; }
body.dark .brand-highlight { color: var(--accent) !important; }

/* ============================================================
   FORMS IN DARK MODE
   ============================================================ */
body.dark .form-control,
body.dark .search-input {
    background-color: var(--dark-surface) !important;
    border-color: rgba(67,97,238,0.25) !important;
    color: #e6edf3 !important;
}
body.dark .form-control::placeholder,
body.dark .search-input::placeholder { color: #6b7280 !important; }

body.dark input, body.dark textarea, body.dark select {
    background: var(--dark-surface);
    color: var(--text-dark);
    border: 1px solid rgba(67,97,238,0.2);
}

/* ============================================================
   DROPDOWNS IN DARK MODE
   ============================================================ */
body.dark .dropdown-menu {
    background-color: var(--dark-surface) !important;
    border-color: rgba(67,97,238,0.2) !important;
    box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}
body.dark .dropdown-item { color: #e6edf3 !important; }
body.dark .dropdown-item:hover {
    background-color: rgba(67,97,238,0.12) !important;
    color: #e6edf3 !important;
}
body.dark .dropdown-item.active {
    background-color: var(--primary) !important;
    color: white !important;
}

/* ============================================================
   FILTERS SECTION IN DARK MODE
   ============================================================ */
body.dark .filters-section {
    background: linear-gradient(135deg, #1a1f29 0%, #141a22 100%) !important;
}
body.dark .filters-section .text-muted { color: #8b949e !important; }

/* ============================================================
   NEW ITEM INDICATOR (left border)
   ============================================================ */
.new-item { position: relative; }
.new-item::after {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 4px; height: 100%;
    background: linear-gradient(to bottom, var(--primary), var(--success));
    border-radius: 4px 0 0 4px;
}

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(14px); }
    to   { opacity: 1; transform: translateY(0); }
}
.animate-fade-in { animation: fadeIn 0.55s ease forwards; }

@keyframes pulse {
    0%   { box-shadow: 0 0 0 0 rgba(67, 97, 238, 0.4); }
    70%  { box-shadow: 0 0 0 10px rgba(67, 97, 238, 0); }
    100% { box-shadow: 0 0 0 0 rgba(67, 97, 238, 0); }
}
.pulse { animation: pulse 2s infinite; }

/* ============================================================
   CUSTOM SCROLLBAR
   ============================================================ */
::-webkit-scrollbar { width: 7px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
    background: linear-gradient(var(--primary), var(--accent));
    border-radius: 10px;
}
body.dark ::-webkit-scrollbar-track { background: var(--dark-bg); }
body.dark ::-webkit-scrollbar-thumb { background: linear-gradient(var(--secondary), var(--accent)); }

/* ============================================================
   FOOTER
   ============================================================ */
footer { opacity: 0.85; transition: var(--transition); }

/* ============================================================
   CLIENTS SLIDER
   ============================================================ */
.clients-slider { overflow: hidden; text-align: center; }
.slider { display: flex; gap: 40px; animation: scroll 20s linear infinite; }
.slider img {
    width: 120px;
    filter: grayscale(100%);
    transition: 0.3s;
}
.slider img:hover { filter: grayscale(0); transform: scale(1.1); }
@keyframes scroll {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
    .hero-title { font-size: 2rem; }
    .hero-icon { font-size: 5rem !important; }
    .float-icon { display: none; }
    .resource-meta { flex-direction: column; gap: 0.2rem; }
    .section-header { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
    .stat-number { font-size: 1.5rem; }
    .blog-image { height: 175px; }
    .blog-meta { flex-direction: column; align-items: flex-start; gap: 0.2rem; }
    .blog-sidebar { position: static; margin-top: 2rem; }
}
@media (max-width: 992px) {
    .col-lg-8 { margin-bottom: 2rem; }
}