/* ============================================================
   FORTESparkle — Clean White Theme
   Complete stylesheet for the entire site
   ============================================================ */

/* ============ DESIGN TOKENS ============ */
:root {
    /* Backgrounds */
    --bg: #ffffff;
    --bg-soft: #f8fafc;
    --bg-muted: #f1f5f9;
    --bg-surface: #ffffff;

    /* Panels */
    --panel: #ffffff;
    --panel-soft: #f8fafc;

    /* Brand */
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --primary-soft: #eff6ff;
    --primary-2: #0891b2;
    --accent: #f59e0b;

    /* Text */
    --text: #0f172a;
    --text-soft: #1e293b;
    --muted: #475569;
    --muted-2: #64748b;
    --muted-3: #94a3b8;

    /* Borders */
    --border: #e2e8f0;
    --border-soft: #f1f5f9;
    --border-strong: #cbd5e1;

    /* Status */
    --success: #16a34a;
    --danger: #dc2626;
    --warning: #d97706;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow: 0 4px 16px rgba(15, 23, 42, 0.06);
    --shadow-md: 0 10px 30px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 20px 48px rgba(15, 23, 42, 0.10);
    --shadow-primary: 0 8px 24px rgba(37, 99, 235, 0.18);

    /* Radius */
    --radius: 16px;
    --radius-sm: 10px;
    --radius-lg: 20px;
}

/* ============ RESET ============ */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }

.container {
    width: min(1200px, calc(100% - 2rem));
    margin: 0 auto;
}

/* ============ TYPOGRAPHY ============ */
h1, h2, h3, h4 {
    margin: 0 0 1rem;
    line-height: 1.15;
    color: var(--text);
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2.5rem, 4.5vw, 4rem);
    font-weight: 800;
    letter-spacing: -0.04em;
}

h2 { font-size: clamp(1.85rem, 2.8vw, 2.6rem); font-weight: 700; }
h3 { font-size: 1.15rem; font-weight: 700; }
h4 { font-size: 1rem; font-weight: 700; }

p { color: var(--muted); }

/* ============ BUTTONS ============ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.85rem 1.5rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.95rem;
    border: 1.5px solid transparent;
    transition: all 0.2s ease;
    cursor: pointer;
    white-space: nowrap;
}

.btn:hover { transform: translateY(-1px); }

.btn-primary {
    background: var(--primary);
    color: #ffffff;
    box-shadow: var(--shadow-primary);
}
.btn-primary:hover {
    background: var(--primary-dark);
    box-shadow: 0 12px 28px rgba(37, 99, 235, 0.28);
}

.btn-secondary {
    background: #ffffff;
    color: var(--text);
    border-color: var(--border);
}
.btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-soft);
}

.btn-sm {
    padding: 0.6rem 1.1rem;
    font-size: 0.88rem;
    border-radius: 9px;
}

/* ============ SITE HEADER ============ */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-soft);
}

.nav-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 76px;
    gap: 1rem;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    font-size: 1.15rem;
    color: var(--text);
}

.brand-mark {
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    border-radius: 11px;
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.25);
    color: #ffffff;
    font-size: 1rem;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 1.6rem;
    flex-wrap: wrap;
}

.main-nav a {
    color: var(--muted);
    font-size: 0.94rem;
    font-weight: 500;
    transition: color 0.2s ease;
    position: relative;
}

.main-nav a.active,
.main-nav a:hover {
    color: var(--primary);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* ============ HERO ============ */
.hero {
    padding: 6rem 0 4rem;
    background: #ffffff;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 3.5rem;
    align-items: center;
}

.eyebrow {
    display: inline-block;
    padding: 0.5rem 0.95rem;
    border-radius: 999px;
    background: var(--primary-soft);
    border: 1px solid #dbeafe;
    color: var(--primary-dark);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    margin-bottom: 1.2rem;
}

.lead {
    color: var(--muted);
    font-size: 1.1rem;
    max-width: 620px;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: 0.85rem;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}

/* ============ STATS ============ */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
    padding-top: 1.75rem;
    border-top: 1px solid var(--border-soft);
}

.stat-card {
    padding: 1rem 0;
}

.stat-value {
    font-size: 1.85rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.02em;
    line-height: 1.1;
}

/* ============ VIDEO SHELL ============ */
.video-shell {
    padding: 0.85rem;
    border-radius: 22px;
    border: 1px solid var(--border);
    background: #ffffff;
    box-shadow: var(--shadow-lg);
}

.video-shell img {
    width: 100%;
    border-radius: 14px;
    min-height: 460px;
    object-fit: cover;
}

/* ============ SECTIONS ============ */
.section {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
}

.section-header p {
    color: var(--muted);
    margin: 0.5rem auto 0;
    font-size: 1.02rem;
}

/* ============ GRIDS ============ */
.grid-5,
.product-grid,
.service-grid,
.blog-grid,
.case-grid,
.partner-grid,
.info-grid {
    display: grid;
    gap: 1.5rem;
}

.grid-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.product-grid,
.service-grid,
.blog-grid,
.case-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.partner-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.info-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }

/* ============ CARDS ============ */
.card {
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: all 0.25s ease;
    overflow: hidden;
}

.card:hover {
    border-color: #dbeafe;
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.product-card,
.service-card,
.blog-card,
.case-card {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
    height: 100%;
}

.product-card img,
.blog-card img,
.case-card img {
    width: 100%;
    height: 210px;
    object-fit: cover;
    border-radius: 12px;
    border: 1px solid var(--border-soft);
}

.card-tag {
    display: inline-flex;
    width: fit-content;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    background: var(--primary-soft);
    color: var(--primary-dark);
    border: 1px solid #dbeafe;
}

.card-meta {
    color: var(--muted-2);
    font-size: 0.85rem;
    font-weight: 500;
}

.card h3 { margin-bottom: 0.4rem; }
.card p { color: var(--muted); font-size: 0.94rem; margin: 0; }

.link-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
    padding-top: 0.9rem;
    border-top: 1px solid var(--border-soft);
}

.text-link {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
    transition: color 0.2s ease;
}
.text-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* ============ FEATURE LIST ============ */
.feature-list {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0 0;
    display: grid;
    gap: 0.7rem;
}

.feature-list li {
    position: relative;
    padding-left: 1.6rem;
    color: var(--muted);
}

.feature-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 0;
    width: 18px;
    height: 18px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: #dcfce7;
    color: var(--success);
    font-weight: 800;
    font-size: 0.7rem;
}

/* ============ CTA BANNER ============ */
.cta-banner {
    padding: 2.75rem 2.5rem;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, #eff6ff 0%, #ecfeff 100%);
    border: 1px solid #dbeafe;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.cta-banner h3 {
    font-size: 1.5rem;
    margin-bottom: 0.4rem;
}

.cta-banner p {
    color: var(--muted);
    margin: 0;
}

/* ============ MINI CARDS ============ */
.mini-card {
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 1.75rem 1.25rem;
    text-align: center;
    transition: all 0.25s ease;
}

.mini-card:hover {
    border-color: #dbeafe;
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.mini-card .icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 0.9rem;
    display: grid;
    place-items: center;
    border-radius: 14px;
    background: var(--primary-soft);
    border: 1px solid #dbeafe;
    font-size: 1.5rem;
}

.mini-card h3 {
    font-size: 1rem;
    margin-bottom: 0.35rem;
}

.mini-card p {
    font-size: 0.88rem;
    color: var(--muted);
    margin: 0;
}

/* ============ PARTNERS ============ */
.partner-grid .mini-card {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 110px;
    padding: 1.25rem;
}

.partner-grid .mini-card img {
    max-width: 130px;
    max-height: 60px;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.55;
    transition: all 0.3s ease;
}

.partner-grid .mini-card:hover img {
    filter: grayscale(0%);
    opacity: 1;
}

/* ============ SITE FOOTER ============ */
.site-footer {
    background: var(--bg-soft);
    border-top: 1px solid var(--border);
    padding-top: 3.5rem;
    margin-top: 4rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.3fr 1fr 1fr;
    gap: 2.5rem;
    padding-bottom: 2.5rem;
}

.site-footer h4 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--muted-2);
    margin-bottom: 1rem;
    font-weight: 700;
}

.site-footer p {
    color: var(--muted);
    font-size: 0.92rem;
    margin: 0.5rem 0;
}

.site-footer ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 0.6rem;
    color: var(--muted);
}

.site-footer ul a {
    font-size: 0.92rem;
    transition: color 0.2s ease;
}

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

.footer-bottom {
    border-top: 1px solid var(--border);
    padding: 1.5rem 0;
    color: var(--muted-2);
    font-size: 0.88rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.75rem;
}

/* ============ PAGE HEADER ============ */
.page-header {
    padding: 5rem 0 3rem;
    background: linear-gradient(180deg, var(--bg-soft) 0%, #ffffff 100%);
    border-bottom: 1px solid var(--border-soft);
}

.page-title {
    margin-bottom: 0.8rem;
}

/* ============ CONTENT BLOCKS ============ */
.content-block {
    padding: 0 0 5rem;
}

.content-card {
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: var(--shadow);
}

/* ============ FORMS ============ */
.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.form-group label {
    font-size: 0.9rem;
    color: var(--muted);
    font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.85rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: #ffffff;
    color: var(--text);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--muted-3);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    min-height: 140px;
    resize: vertical;
}

.form-actions {
    display: flex;
    gap: 0.8rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

/* ============ ALERTS ============ */
.alert {
    padding: 0.9rem 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
    border: 1px solid transparent;
    font-size: 0.92rem;
}

.alert-success {
    background: #f0fdf4;
    border-color: #bbf7d0;
    color: #166534;
}

.alert-error {
    background: #fef2f2;
    border-color: #fecaca;
    color: #991b1b;
}

/* ============ DASHBOARD ============ */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-box {
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.4rem;
    box-shadow: var(--shadow-sm);
}

/* ============ TABLES ============ */
.table-wrap {
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: #ffffff;
    box-shadow: var(--shadow-sm);
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 720px;
}

th, td {
    padding: 0.9rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-soft);
    vertical-align: top;
}

th {
    background: var(--bg-soft);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--muted-2);
}

tr:last-child td { border-bottom: none; }

.action-links a {
    margin-right: 0.7rem;
    color: var(--primary);
    font-weight: 600;
}

.action-links a:hover {
    text-decoration: underline;
}

/* ============ ADMIN ============ */
.admin-shell {
    padding: 4rem 0;
}

.admin-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 1.5rem;
}

.admin-sidebar {
    display: grid;
    gap: 0.6rem;
}

.admin-sidebar a {
    padding: 0.8rem 1rem;
    border-radius: var(--radius-sm);
    background: #ffffff;
    border: 1px solid var(--border);
    color: var(--muted);
    font-weight: 500;
    transition: all 0.2s ease;
}

.admin-sidebar a:hover,
.admin-sidebar a.active {
    background: var(--primary-soft);
    border-color: #dbeafe;
    color: var(--primary-dark);
}

/* ============ UTILITIES ============ */
.text-center { text-align: center; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }

/* ============ SCROLL ANIMATIONS (optional) ============ */
.fade-in {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.in {
    opacity: 1;
    transform: none;
}

/* ============ RESPONSIVE ============ */
@media (max-width: 980px) {
    .hero-grid,
    .admin-layout,
    .footer-grid,
    .product-grid,
    .service-grid,
    .blog-grid,
    .case-grid,
    .info-grid,
    .partner-grid {
        grid-template-columns: 1fr 1fr;
    }
    .grid-5 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 760px) {
    .nav-wrap {
        flex-wrap: wrap;
        padding: 1rem 0;
        gap: 0.75rem;
    }
    .main-nav {
        justify-content: center;
        width: 100%;
    }
    .nav-actions {
        width: 100%;
        justify-content: center;
    }

    .hero-grid,
    .product-grid,
    .service-grid,
    .blog-grid,
    .case-grid,
    .footer-grid,
    .info-grid,
    .partner-grid,
    .dashboard-grid,
    .form-grid,
    .admin-layout,
    .grid-5 {
        grid-template-columns: 1fr;
    }

    .cta-banner {
        flex-direction: column;
        align-items: flex-start;
        padding: 2rem 1.5rem;
    }

    .hero { padding-top: 4rem; }
    .section { padding: 3.5rem 0; }

    .stat-grid { gap: 0.75rem; }
    .stat-value { font-size: 1.5rem; }

    h1 { font-size: 2.2rem; }
    h2 { font-size: 1.7rem; }
}

@media (max-width: 480px) {
    .hero-cta { flex-direction: column; }
    .hero-cta .btn { width: 100%; }
    .video-shell img { min-height: 280px; }
    .footer-bottom { flex-direction: column; text-align: center; }
}