/*
Theme Name: academypanel Theme
Theme URI: https://academypanel.com
Author: academypanel Team
Author URI: https://academypanel.com
Description: Modern, kurumsal LMS teması. React tabanlı academypanel eklentisi ile tam uyumlu.
Version: 1.1.0
License: GPL v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: academypanel-theme
Requires at least: 6.0
Tested up to: 6.4
Requires PHP: 8.0
*/

/* ===================================
   CSS CUSTOM PROPERTIES (DESIGN SYSTEM)
   =================================== */
:root {
    /* Primary Colors */
    --ep-primary: #3b82f6;
    --ep-primary-dark: #2563eb;
    --ep-primary-light: #60a5fa;
    --ep-primary-soft: rgba(59, 130, 246, 0.1);

    /* Secondary Colors */
    --ep-secondary: #8b5cf6;
    --ep-secondary-dark: #7c3aed;

    /* Accent Colors */
    --ep-accent: #06b6d4;
    --ep-success: #10b981;
    --ep-warning: #f59e0b;
    --ep-error: #ef4444;

    /* Neutral Colors */
    --ep-gray-50: #f8fafc;
    --ep-gray-100: #f1f5f9;
    --ep-gray-200: #e2e8f0;
    --ep-gray-300: #cbd5e1;
    --ep-gray-400: #94a3b8;
    --ep-gray-500: #64748b;
    --ep-gray-600: #475569;
    --ep-gray-700: #334155;
    --ep-gray-800: #1e293b;
    --ep-gray-900: #0f172a;

    /* Background */
    --ep-bg-primary: #ffffff;
    --ep-bg-secondary: #f8fafc;
    --ep-bg-tertiary: #f1f5f9;

    /* Text */
    --ep-text-primary: #1e293b;
    --ep-text-secondary: #64748b;
    --ep-text-muted: #94a3b8;

    /* Spacing */
    --ep-space-xs: 0.25rem;
    --ep-space-sm: 0.5rem;
    --ep-space-md: 1rem;
    --ep-space-lg: 1.5rem;
    --ep-space-xl: 3rem;
    /* Increased for desktop */
    --ep-space-2xl: 5rem;
    /* Increased for desktop */
    --ep-space-3xl: 8rem;
    /* Increased for desktop */

    /* Border Radius */
    --ep-radius-sm: 0.375rem;
    --ep-radius-md: 0.5rem;
    --ep-radius-lg: 1rem;
    --ep-radius-xl: 1.5rem;
    --ep-radius-2xl: 2rem;
    --ep-radius-full: 9999px;

    /* Shadows */
    --ep-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --ep-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --ep-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --ep-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --ep-shadow-glow: 0 0 40px rgba(59, 130, 246, 0.15);

    /* Typography */
    --ep-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --ep-font-heading: 'Plus Jakarta Sans', var(--ep-font-sans);

    /* Transitions */
    --ep-transition-fast: 150ms ease;
    --ep-transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --ep-transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Mode */
@media (prefers-color-scheme: dark) {
    :root {
        --ep-bg-primary: #0f172a;
        --ep-bg-secondary: #1e293b;
        --ep-bg-tertiary: #334155;
        --ep-text-primary: #f1f5f9;
        --ep-text-secondary: #94a3b8;
        --ep-text-muted: #64748b;
        --ep-primary-soft: rgba(59, 130, 246, 0.2);
    }
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    font-size: 16px;
}

body {
    margin: 0;
    font-family: var(--ep-font-sans);
    font-size: 1.125rem;
    /* Larger base font for modern feel */
    line-height: 1.7;
    color: var(--ep-text-primary);
    background-color: var(--ep-bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--ep-primary);
    text-decoration: none;
    transition: color var(--ep-transition-fast);
}

a:hover {
    color: var(--ep-primary-dark);
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--ep-font-heading);
    font-weight: 800;
    line-height: 1.1;
    margin: 0 0 var(--ep-space-md);
    color: var(--ep-text-primary);
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2.5rem, 5vw + 1rem, 4.5rem);
}

h2 {
    font-size: clamp(2rem, 4vw + 1rem, 3.5rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw + 1rem, 2.25rem);
}

h4 {
    font-size: 1.5rem;
}

h5 {
    font-size: 1.25rem;
}

p {
    margin: 0 0 var(--ep-space-lg);
}

/* ===================================
   CONTAINER
   =================================== */
.container {
    width: 100%;
    max-width: 1400px;
    /* Wider container for desktop */
    margin: 0 auto;
    padding: 0 var(--ep-space-lg);
}

.container-narrow {
    max-width: 800px;
}

/* ===================================
   HEADER
   =================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: all var(--ep-transition-normal);
}

.site-header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--ep-shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
    padding: 0 var(--ep-space-lg);
    max-width: 1400px;
    margin: 0 auto;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: var(--ep-space-sm);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--ep-text-primary);
    z-index: 1001;
}

/* Navigation - Desktop */
.main-navigation {
    display: flex;
    align-items: center;
    gap: var(--ep-space-xl);
}

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: var(--ep-space-lg);
}

.nav-menu a {
    color: var(--ep-text-secondary);
    font-weight: 600;
    font-size: 0.95rem;
    padding: var(--ep-space-sm) var(--ep-space-md);
    border-radius: var(--ep-radius-md);
    transition: all var(--ep-transition-fast);
}

.nav-menu a:hover {
    color: var(--ep-primary);
    background: var(--ep-primary-soft);
}

.nav-cta {
    display: flex;
    gap: var(--ep-space-sm);
    margin-left: var(--ep-space-lg);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
    padding: 10px;
    z-index: 1002;
}

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--ep-text-primary);
    transition: all var(--ep-transition-fast);
}

/* ===================================
   BUTTONS
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--ep-space-sm);
    padding: 0.875rem 1.75rem;
    font-family: var(--ep-font-heading);
    font-size: 1rem;
    font-weight: 700;
    line-height: 1;
    border: none;
    border-radius: var(--ep-radius-lg);
    cursor: pointer;
    transition: all var(--ep-transition-normal);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--ep-primary), var(--ep-primary-dark));
    color: white;
    box-shadow: 0 4px 14px rgba(59, 130, 246, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.5);
    color: white;
}

.btn-secondary {
    background: var(--ep-bg-tertiary);
    color: var(--ep-text-primary);
}

.btn-secondary:hover {
    background: var(--ep-gray-200);
    color: var(--ep-text-primary);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--ep-gray-200);
    color: var(--ep-text-primary);
}

.btn-outline:hover {
    border-color: var(--ep-primary);
    color: var(--ep-primary);
}

.btn-lg {
    padding: 1.125rem 2.5rem;
    font-size: 1.125rem;
}

/* ===================================
   HERO SECTION
   =================================== */
.hero-section {
    position: relative;
    padding: calc(var(--ep-space-3xl) + 80px) 0 var(--ep-space-3xl);
    /* Account for fixed header */
    overflow: hidden;
    background: radial-gradient(circle at 80% 20%, rgba(59, 130, 246, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 20% 80%, rgba(139, 92, 246, 0.08) 0%, transparent 40%);
}

.hero-content {
    max-width: 960px;
    /* Wider hero for desktop */
    margin: 0 auto;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--ep-space-sm);
    padding: 0.5rem 1rem;
    background: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--ep-gray-100);
    color: var(--ep-primary);
    font-size: 0.875rem;
    font-weight: 700;
    border-radius: var(--ep-radius-full);
    margin-bottom: var(--ep-space-lg);
    animation: float 3s ease-in-out infinite;
}

.hero-title {
    background: linear-gradient(135deg, var(--ep-text-primary) 30%, var(--ep-gray-500) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--ep-space-lg);
}

.hero-title span {
    display: block;
    background: linear-gradient(135deg, var(--ep-primary) 0%, var(--ep-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.35rem;
    color: var(--ep-text-secondary);
    margin-bottom: var(--ep-space-2xl);
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    gap: var(--ep-space-md);
    justify-content: center;
}

/* ===================================
   FEATURES SECTION
   =================================== */
.features-section {
    padding: var(--ep-space-3xl) 0;
}

.section-header {
    text-align: center;
    max-width: 760px;
    margin: 0 auto var(--ep-space-3xl);
}

.section-tag {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--ep-primary);
    margin-bottom: var(--ep-space-md);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    /* Enforce 3 columns on large screens */
    gap: var(--ep-space-xl);
}

.feature-card {
    background: var(--ep-bg-primary);
    border: 1px solid var(--ep-gray-100);
    border-radius: var(--ep-radius-2xl);
    padding: var(--ep-space-2xl);
    transition: all var(--ep-transition-normal);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--ep-primary-soft) 0%, transparent 100%);
    opacity: 0;
    transition: opacity var(--ep-transition-normal);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--ep-shadow-xl);
    border-color: rgba(59, 130, 246, 0.2);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    box-shadow: var(--ep-shadow-md);
    border-radius: var(--ep-radius-xl);
    font-size: 1.75rem;
    margin-bottom: var(--ep-space-lg);
    position: relative;
    z-index: 1;
}

/* ===================================
   STATS SECTION
   =================================== */
.stats-section {
    margin: var(--ep-space-3xl) var(--ep-space-lg);
    background: var(--ep-gray-900);
    border-radius: var(--ep-radius-2xl);
    padding: var(--ep-space-3xl) 0;
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle at 10% 10%, rgba(59, 130, 246, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 90% 90%, rgba(139, 92, 246, 0.15) 0%, transparent 40%);
}

.stats-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--ep-space-2xl);
    text-align: center;
}

.stat-item {
    color: white;
}

.stat-value {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: var(--ep-space-xs);
    background: linear-gradient(135deg, #fff 0%, #cbd5e1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ===================================
   RESPONSIVE DESIGN (Fixing the 'looks like phone' issue)
   =================================== */

/* Tablet Styles */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--ep-space-lg);
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--ep-space-xl);
    }

    .hero-title {
        font-size: 3.5rem;
    }
}

/* Mobile Styles */
@media (max-width: 768px) {
    :root {
        --ep-space-xl: 2rem;
        --ep-space-2xl: 3rem;
        --ep-space-3xl: 4rem;
    }

    .site-header {
        background: rgba(255, 255, 255, 0.95);
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 85%;
        height: 100vh;
        background: white;
        flex-direction: column;
        justify-content: center;
        padding: 2rem;
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.1);
        transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 1000;
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-cta {
        flex-direction: column;
        margin: var(--ep-space-lg) 0 0;
        width: 100%;
    }

    .nav-cta .btn {
        width: 100%;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: var(--ep-space-lg);
    }

    .hero-title {
        font-size: 2.75rem;
    }

    .hero-actions {
        flex-direction: column;
        padding: 0 var(--ep-space-lg);
    }
}

/* App Mode Overrides */
body.academypanel-app-mode .site-header,
body.academypanel-app-mode .site-footer {
    display: none !important;
}

body.academypanel-app-mode {
    background: var(--ep-bg-secondary);
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-5px);
    }
}