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

/*
Theme Name: AI Study Planner
Theme URI: https://globeinfo.in
Author: Mohd Zahid
Description: An AI-powered study planner and syllabus tracker for students.
Version: 2.0
Text Domain: aistudyplanner
*/

:root {
    --bg-color: #F4F7FE; /* Modern SaaS background */
    --sidebar-bg: linear-gradient(135deg, #0047AB 0%, #002255 100%);
    --accent-color: #FFC72C;
    --accent-hover: #E5B327;
    --text-main: #2B3674;
    --text-muted: #A3AED0;
    --card-bg: #FFFFFF;
    --card-shadow: 0px 18px 40px rgba(112, 144, 176, 0.12);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    background-color: var(--bg-color);
    display: flex;
    height: 100vh;
    font-family: 'Inter', sans-serif;
    color: var(--text-main);
    overflow: hidden;
}

/* Typography */
h1, h2, h3, h4 { font-family: 'Poppins', sans-serif; }

/* Sidebar */
.sidebar {
    width: 260px;
    background: var(--sidebar-bg);
    color: white;
    padding: 30px 20px;
    display: flex;
    flex-direction: column;
    box-shadow: 4px 0 24px rgba(0,0,0,0.06);
    z-index: 10;
}

.sidebar h2 {
    font-size: 1.6rem;
    margin-bottom: 50px;
    color: var(--accent-color);
    text-align: center;
    letter-spacing: 1px;
}

.sidebar a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    margin-bottom: 10px;
    font-size: 1.05rem;
    padding: 14px 20px;
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
}

.sidebar a:hover {
    background: rgba(255,255,255,0.1);
    color: white;
    transform: translateX(6px);
}

.sidebar a.active {
    border-left: 4px solid var(--accent-color);
    background: rgba(255, 199, 44, 0.1);
    color: white;
}

/* Main Content & Page Load Animation */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.main-content {
    flex: 1;
    padding: 40px 50px;
    overflow-y: auto;
    animation: fadeIn 0.6s ease-out forwards;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.header h1 { font-size: 2.2rem; color: var(--text-main); }
.header p { color: var(--text-muted); font-weight: 500; margin-top: 5px; }

/* Dynamic Buttons */
.btn-primary {
    background-color: var(--accent-color);
    color: #111;
    padding: 12px 24px;
    border: none;
    border-radius: 30px;
    font-weight: 600;
    font-family: 'Poppins', sans-serif;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 199, 44, 0.4);
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 20px rgba(255, 199, 44, 0.6);
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
}

/* Floating Cards */
.card {
    background-color: var(--card-bg);
    padding: 30px;
    border-radius: 20px;
    box-shadow: var(--card-shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(255,255,255,0.8);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0px 22px 45px rgba(112, 144, 176, 0.18);
}

.card h3 {
    margin-bottom: 25px;
    color: var(--text-main);
    font-size: 1.3rem;
}

/* Task List Items */
.task-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-radius: 12px;
    background: #F8F9FA;
    margin-bottom: 15px;
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.task-item:hover {
    background: white;
    border: 1px solid #E2E8F0;
    box-shadow: 0 4px 12px rgba(0,0,0,0.04);
}

.task-info h4 { color: var(--text-main); margin-bottom: 5px; font-size: 1.1rem; }
.task-info p { font-size: 0.9rem; color: var(--text-muted); font-weight: 500; }

.check-btn {
    background: transparent;
    border: 2px solid #E2E8F0;
    color: #718096;
    padding: 8px 18px;
    border-radius: 30px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

/* Success Hover Effect */
.check-btn:hover {
    border-color: #10B981; /* Emerald Green */
    background-color: #10B981;
    color: white;
    box-shadow: 0 4px 10px rgba(16, 185, 129, 0.3);
}