/* ==========================================================================
   STUDONEXT AI COLLEGE PREDICTOR - ENHANCED SPECIFICATION STYLESHEET
   ========================================================================== */

:root {
    --primary-blue: #1e40af;
    --primary-light: #3b82f6;
    --secondary-dark: #0f172a;
    --background-base: #f8fafc;
    --card-bg: #ffffff;
    --border-color: #e2e8f0;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --success-green: #10b981;
    --success-hover: #059669;
    --accent-amber: #d97706;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--background-base);
    color: var(--text-main);
    line-height: 1.6;
}

.predictor-container {
    max-width: 1100px;
    margin: 2.5rem auto;
    padding: 0 1.5rem;
}

.page-hero {
    text-align: center;
    margin-bottom: 2.5rem;
}

.page-hero h1 {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--secondary-dark);
    margin-bottom: 0.5rem;
    letter-spacing: -0.5px;
}

.page-hero p {
    color: var(--text-muted);
    font-size: 1.05rem;
    max-width: 750px;
    margin: 0 auto;
}

/* Predictor Control Form Card */
.predictor-card {
    background: var(--card-bg);
    padding: 2.5rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 25px -5px rgba(15, 23, 42, 0.04);
    margin-bottom: 2.5rem;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.8rem;
    font-weight: 700;
    color: #475569;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group select, 
.form-group input {
    padding: 0.8rem 1rem;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    font-size: 0.95rem;
    outline: none;
    background: #ffffff;
    color: var(--secondary-dark);
    transition: all 0.2s ease;
}

.form-group select:focus, 
.form-group input:focus {
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.btn-predict {
    width: 100%;
    background: var(--primary-blue);
    color: #ffffff;
    border: none;
    padding: 1rem;
    font-size: 1rem;
    font-weight: 700;
    border-radius: 8px;
    cursor: pointer;
    margin-top: 1.5rem;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 4px 12px rgba(30, 64, 175, 0.15);
}

.btn-predict:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
}

/* Results Output Matrix */
.results-section {
    display: none;
    margin-top: 2rem;
    animation: fadeInResults 0.4s ease-out;
}

@keyframes fadeInResults {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.results-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
    color: var(--secondary-dark);
    display: flex;
    align-items: center;
    gap: 10px;
}

.college-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.college-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-left: 5px solid var(--primary-blue);
    padding: 1.75rem;
    border-radius: 14px;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 1.5rem;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.02);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.college-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 20px -3px rgba(0,0,0,0.06);
}

.college-header-flex {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 0.5rem;
}

.college-name {
    font-size: 1.25rem;
    color: var(--secondary-dark);
    font-weight: 800;
}

.badge-tag {
    font-size: 0.72rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 50px;
    text-transform: uppercase;
}

.badge-govt { background: #d1fae5; color: #065f46; }
.badge-private { background: #eff6ff; color: #1e40af; }
.badge-placement { background: #fef3c7; color: #92400e; }

.college-metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin: 1rem 0;
    padding: 0.85rem 1rem;
    background: var(--background-base);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.metric-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.metric-label {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
}

.metric-value {
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--secondary-dark);
}

.highlight-branch {
    color: var(--primary-blue);
}

.btn-apply {
    background: var(--success-green);
    color: #ffffff;
    border: none;
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
    font-weight: 700;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    white-space: nowrap;
    height: fit-content;
    align-self: center;
}

.btn-apply:hover {
    background: var(--success-hover);
}

/* Independent Counselor Application Screen */
#application-page {
    display: none;
    background: var(--card-bg);
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: 0 10px 25px -5px rgba(15, 23, 42, 0.04);
    border: 1px solid var(--border-color);
}

.back-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    font-weight: 600;
    cursor: pointer;
    margin-bottom: 1.5rem;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.92rem;
    transition: color 0.2s;
}

.back-btn:hover {
    color: var(--primary-blue);
}

@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
    .college-card {
        grid-template-columns: 1fr;
    }
    .btn-apply {
        width: 100%;
    }
}