/* ===== ROOT VARIABLES ===== */
:root {
    --primary-blue: #1e3a8a;
    --light-blue: #38bdf8;
    --accent-blue: #3b82f6;
    --success-green: #10b981;
    --warning-gold: #f59e0b;
    --bg-gradient: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    --white: #ffffff;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --radius: 12px;
    --shadow: 0 10px 25px -5px rgba(30, 58, 138, 0.1);
}

/* ===== BASE SETUP ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    background: var(--bg-gradient);
    color: var(--text-main);
    display: flex;
    justify-content: center;
    padding: 40px 20px;
    line-height: 1.5;
}

/* ===== CONTAINER ===== */
.form-container {
    background: var(--white);
    width: 100%;
    max-width: 850px;
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--shadow);
    border-top: 8px solid var(--primary-blue);
}

.form-header {
    text-align: center;
    margin-bottom: 40px;
}

.form-header h2 {
    color: var(--primary-blue);
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.form-header p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* ===== SECTION STYLES ===== */
.form-section {
    margin-bottom: 35px;
    padding: 20px;
    background-color: #f8fafc;
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
}

.section-title {
    font-size: 1.1rem;
    color: var(--primary-blue);
    margin-bottom: 20px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--light-blue);
    display: inline-block;
}

/* ===== GRID SYSTEM ===== */
.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.full-width {
    grid-column: span 2;
    margin-top: 15px;
}

/* ===== FORM ELEMENTS ===== */
.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

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

.form-group input, 
.form-group select, 
.form-group textarea {
    padding: 12px 16px;
    border: 1.5px solid var(--border-color);
    border-radius: 8px;
    font-family: inherit;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

.form-group input[readonly] {
    background-color: #eef2f6;
    cursor: not-allowed;
}

/* ===== NOTES & BUTTON ===== */
.note-box {
    background: #fffbeb;
    border-left: 5px solid var(--warning-gold);
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 30px;
}

.note-box h4 {
    color: #92400e;
    font-size: 0.95rem;
    margin-bottom: 5px;
}

.note-box p {
    font-size: 0.85rem;
    color: #b45309;
}

.btn-submit {
    width: 100%;
    padding: 16px;
    background-color: var(--success-green);
    color: white;
    border: none;
    border-radius: var(--radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, background 0.3s;
}

.btn-submit:hover {
    background-color: #059669;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(16, 185, 129, 0.3);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
    .full-width {
        grid-column: span 1;
    }
    .form-container {
        padding: 25px 15px;
    }
}