/* ============================================
   تشكيلتي - Tactica
   Shared styles for all web pages
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@400;500;600;700;900&display=swap');

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

/* ===== Theme Variables ===== */
:root {
    --bg-primary:    #0F1419;
    --bg-secondary:  #1A2028;
    --bg-tertiary:   #242C36;
    --text-primary:  #F5F5F7;
    --text-secondary:#A1A8B3;
    --text-muted:    #6B7280;
    --brand-primary: #1E5128;
    --brand-accent:  #4CAF50;
    --brand-accent-glow: rgba(76, 175, 80, 0.4);
    --brand-premium: #F5C518;
    --border-light:  rgba(255, 255, 255, 0.08);
    --error:         #EF4444;
    --success:       #10B981;
    --radius-sm:     8px;
    --radius-md:     12px;
    --radius-lg:     16px;
    --radius-xl:     24px;
    --shadow-md:     0 8px 24px rgba(0, 0, 0, 0.3);
    --shadow-lg:     0 16px 48px rgba(0, 0, 0, 0.4);
}

/* ===== Base ===== */
html {
    direction: rtl;
    scroll-behavior: smooth;
}

body {
    font-family: 'Cairo', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    min-height: 100vh;
    overflow-x: hidden;
    background-image:
        radial-gradient(circle at top right, rgba(76, 175, 80, 0.08), transparent 50%),
        radial-gradient(circle at bottom left, rgba(30, 81, 40, 0.1), transparent 50%);
}

/* ===== Container ===== */
.container {
    max-width: 880px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Navbar ===== */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(15, 20, 25, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-light);
    padding: 16px 0;
}

.navbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 880px;
    margin: 0 auto;
    padding: 0 24px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 900;
    color: var(--brand-accent);
    text-decoration: none;
}

.logo-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--brand-accent), var(--brand-primary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    box-shadow: 0 4px 12px var(--brand-accent-glow);
}

.nav-links {
    display: flex;
    gap: 24px;
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    transition: color 0.2s;
}

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

/* ===== Hero Section ===== */
.hero {
    padding: 80px 0 60px;
    text-align: center;
    position: relative;
}

.hero-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--brand-accent), var(--brand-primary));
    border-radius: 50%;
    margin: 0 auto 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    box-shadow:
        0 16px 48px var(--brand-accent-glow),
        inset 0 2px 8px rgba(255, 255, 255, 0.2);
}

.hero h1 {
    font-size: clamp(32px, 6vw, 52px);
    font-weight: 900;
    margin-bottom: 16px;
    background: linear-gradient(135deg, #fff, var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 17px;
    color: var(--text-secondary);
    max-width: 560px;
    margin: 0 auto;
    line-height: 1.6;
}

.hero-meta {
    margin-top: 24px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 999px;
    font-size: 13px;
    color: var(--text-secondary);
}

.hero-meta-dot {
    width: 6px;
    height: 6px;
    background: var(--brand-accent);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--brand-accent);
}

/* ===== Content Card ===== */
.content {
    padding: 40px 0 80px;
}

.content-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow-md);
}

.content-card h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--brand-accent);
    margin-top: 36px;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-light);
}

.content-card h2:first-child {
    margin-top: 0;
}

.content-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-top: 24px;
    margin-bottom: 12px;
}

.content-card p {
    color: var(--text-secondary);
    margin-bottom: 16px;
    font-size: 16px;
}

.content-card ul, .content-card ol {
    color: var(--text-secondary);
    margin-bottom: 16px;
    padding-right: 24px;
}

.content-card li {
    margin-bottom: 8px;
}

.content-card strong {
    color: var(--text-primary);
    font-weight: 700;
}

.content-card a {
    color: var(--brand-accent);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s;
}

.content-card a:hover {
    border-bottom-color: var(--brand-accent);
}

/* ===== Section TOC ===== */
.toc {
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    padding: 20px 24px;
    margin-bottom: 32px;
    border: 1px solid var(--border-light);
}

.toc-title {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 600;
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.toc ol {
    margin: 0;
    padding-right: 20px;
}

.toc li {
    margin-bottom: 6px;
}

.toc a {
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 500;
}

/* ===== Info Box ===== */
.info-box {
    background: rgba(76, 175, 80, 0.08);
    border: 1px solid rgba(76, 175, 80, 0.25);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    margin: 20px 0;
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.info-box-icon {
    font-size: 20px;
    flex-shrink: 0;
}

.info-box-content {
    color: var(--text-primary);
    font-size: 14px;
    line-height: 1.6;
}

.info-box.warning {
    background: rgba(245, 158, 11, 0.08);
    border-color: rgba(245, 158, 11, 0.25);
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-family: inherit;
    font-weight: 600;
    font-size: 15px;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--brand-accent), var(--brand-primary));
    color: white;
    box-shadow: 0 8px 24px var(--brand-accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px var(--brand-accent-glow);
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-light);
}

.btn-secondary:hover {
    background: var(--bg-tertiary);
}

/* ===== Footer ===== */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-light);
    padding: 40px 0 24px;
    text-align: center;
}

.footer-logo {
    font-size: 20px;
    font-weight: 900;
    color: var(--brand-accent);
    margin-bottom: 8px;
}

.footer-tagline {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 24px;
}

.footer-links {
    display: flex;
    gap: 24px;
    justify-content: center;
    list-style: none;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--brand-accent);
}

.footer-copyright {
    color: var(--text-muted);
    font-size: 12px;
    padding-top: 16px;
    border-top: 1px solid var(--border-light);
}

/* ===== Responsive ===== */
@media (max-width: 640px) {
    .content-card {
        padding: 24px;
        border-radius: var(--radius-lg);
    }

    .hero {
        padding: 60px 0 40px;
    }

    .nav-links {
        gap: 16px;
    }

    .nav-links a {
        font-size: 13px;
    }
}

/* ===== Animations ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero, .content-card {
    animation: fadeInUp 0.6s ease-out;
}