/* =========================================
   ROOT
========================================= */

:root {

    --primary: #FF751F;

    --primary-light: #fff4eb;

    --dark: #1f2937;

    --text: #64748b;

    --border: #ececec;

    --bg: #f8f8f8;

    --white: #ffffff;

}


/* =========================================
   RESET
========================================= */

* {

    margin: 0;

    padding: 0;

    box-sizing: border-box;

}

html {

    scroll-behavior: smooth;

}

body {

    font-family: 'Inter', sans-serif;

    background: var(--bg);

    color: var(--dark);

}

button,
input {

    font-family: inherit;

}


/* =========================================
   HEADER
========================================= */

.comparison-header {

    background: #fff;

    border-bottom: 1px solid var(--border);

    position: sticky;

    top: 0;

    z-index: 1000;

}

.header-container {

    width: 100%;

    max-width: 1400px;

    margin: auto;

    padding: 18px 40px;

    display: flex;

    align-items: center;

    justify-content: space-between;

}

.header-logo img {

    width: 160px;

    display: block;

}

.back-home {

    display: inline-flex;

    align-items: center;

    gap: 8px;

    color: var(--dark);

    text-decoration: none;

    font-size: 15px;

    font-weight: 600;

    transition: .3s ease;

}

.back-home i {

    color: var(--primary);

    font-size: 20px;

}

.back-home:hover {

    color: var(--primary);

}


/* =========================================
   HERO
========================================= */

.comparison-hero {

    background: #111;

    padding: 90px 30px;

    text-align: center;

}

.comparison-hero-content {

    max-width: 850px;

    margin: auto;

}

.comparison-tag {

    display: inline-block;

    padding: 8px 18px;

    border-radius: 50px;

    background: rgba(255,117,31,.12);

    color: var(--primary);

    font-size: 14px;

    font-weight: 600;

    margin-bottom: 18px;

}

.comparison-hero h1 {

    color: #fff;

    font-family: 'Poppins', sans-serif;

    font-size: 48px;

    line-height: 1.2;

    margin-bottom: 18px;

}

.comparison-hero p {

    color: #d1d5db;

    font-size: 17px;

    line-height: 1.8;

}


/* =========================================
   COMMON CONTAINER
========================================= */

.comparison-section,
.comparison-result-section {

    padding: 75px 30px;

}

.comparison-container {

    max-width: 1400px;

    margin: auto;

}


/* =========================================
   SECTION HEADING
========================================= */

.section-heading {

    margin-bottom: 35px;

}

.section-label {

    display: inline-block;

    color: var(--primary);

    background: var(--primary-light);

    padding: 7px 15px;

    border-radius: 50px;

    font-size: 13px;

    font-weight: 700;

    margin-bottom: 12px;

}

.section-heading h2 {

    font-family: 'Poppins', sans-serif;

    font-size: 36px;

    color: var(--dark);

    margin-bottom: 10px;

}

.section-heading p {

    color: var(--text);

    font-size: 16px;

    line-height: 1.7;

}


/* =========================================
   SELECTION INFO
========================================= */

.selection-info {

    display: flex;

    justify-content: space-between;

    align-items: center;

    margin-bottom: 20px;

    padding: 15px 20px;

    background: #fff;

    border: 1px solid var(--border);

    border-radius: 12px;

}

.selection-info > span {

    display: flex;

    align-items: center;

    gap: 8px;

    color: var(--text);

    font-size: 14px;

}

.selection-info i {

    color: var(--primary);

    font-size: 19px;

}

.clear-selection {

    border: none;

    background: none;

    color: var(--primary);

    font-size: 14px;

    font-weight: 600;

    cursor: pointer;

}


/* =========================================
   UNIVERSITY GRID
========================================= */

.university-selection-grid {

    display: grid;

    grid-template-columns: repeat(4, 1fr);

    gap: 20px;

}


/* =========================================
   UNIVERSITY CARD
========================================= */

.university-select-card {

    position: relative;

    background: #fff;

    border: 1px solid var(--border);

    border-radius: 18px;

    padding: 25px;

    cursor: pointer;

    transition: .3s ease;

}

.university-select-card:hover {

    transform: translateY(-4px);

    border-color: #ffd1b4;

    box-shadow: 0 12px 30px rgba(0,0,0,.06);

}

.university-select-card input {

    position: absolute;

    opacity: 0;

    pointer-events: none;

}

.select-check {

    position: absolute;

    top: 15px;

    right: 15px;

    width: 26px;

    height: 26px;

    border: 2px solid #ddd;

    border-radius: 7px;

    display: flex;

    align-items: center;

    justify-content: center;

    color: #fff;

    transition: .3s ease;

}

.select-check i {

    display: none;

    font-size: 17px;

}

.university-select-card:has(input:checked) {

    border-color: var(--primary);

    box-shadow: 0 10px 30px rgba(255,117,31,.12);

}

.university-select-card:has(input:checked) .select-check {

    background: var(--primary);

    border-color: var(--primary);

}

.university-select-card:has(input:checked) .select-check i {

    display: block;

}


/* =========================================
   UNIVERSITY LOGO
========================================= */

.university-logo {

    width: 90px;

    height: 70px;

    display: flex;

    align-items: center;

    justify-content: center;

    margin-bottom: 18px;

}

.university-logo img {

    max-width: 100%;

    max-height: 65px;

    object-fit: contain;

}

.university-info h3 {

    font-size: 17px;

    line-height: 1.4;

    margin-bottom: 6px;

    color: var(--dark);

}

.university-info p {

    font-size: 13px;

    color: var(--text);

}


/* =========================================
   COMPARE BUTTON
========================================= */

.compare-action {

    display: flex;

    justify-content: center;

    margin-top: 35px;

}

.compare-btn {

    border: none;

    background: var(--primary);

    color: #fff;

    padding: 15px 30px;

    border-radius: 12px;

    font-size: 15px;

    font-weight: 700;

    cursor: pointer;

    display: inline-flex;

    align-items: center;

    gap: 10px;

    transition: .3s ease;

}

.compare-btn:hover:not(:disabled) {

    background: #e86615;

    transform: translateY(-2px);

}

.compare-btn:disabled {

    opacity: .45;

    cursor: not-allowed;

}


/* =========================================
   COMPARISON RESULT
========================================= */

.comparison-result-section {

    background: #fff;

    display: none;

}

.comparison-result-section.active {

    display: block;

}


/* =========================================
   COMPARISON TABLE
========================================= */

.comparison-table-wrapper {

    width: 100%;

    overflow-x: auto;

    border: 1px solid var(--border);

    border-radius: 16px;

}

.comparison-table {

    width: 100%;

    min-width: 800px;

    border-collapse: collapse;

    background: #fff;

}

.comparison-table th {

    background: #111;

    color: #fff;

    padding: 20px;

    text-align: left;

    font-size: 15px;

    font-weight: 700;

    border-right: 1px solid #333;

}

.comparison-table th:first-child {

    width: 220px;

}

.comparison-table td {

    padding: 20px;

    border-bottom: 1px solid var(--border);

    border-right: 1px solid var(--border);

    color: var(--text);

    font-size: 15px;

    line-height: 1.7;

    vertical-align: top;

}

.comparison-table td:first-child {

    font-weight: 700;

    color: var(--dark);

    background: #fffaf7;

}

.comparison-table tr:last-child td {

    border-bottom: none;

}

.comparison-table tr:hover td {

    background: #fff8f3;

}

.comparison-table tr:hover td:first-child {

    color: var(--primary);

}


/* =========================================
   NOTE
========================================= */

.comparison-note {

    margin-top: 25px;

    padding: 18px 20px;

    background: var(--primary-light);

    border-radius: 12px;

    display: flex;

    align-items: flex-start;

    gap: 12px;

}

.comparison-note i {

    color: var(--primary);

    font-size: 20px;

    margin-top: 2px;

}

.comparison-note p {

    color: #6d6d6d;

    font-size: 14px;

    line-height: 1.7;

}


/* =========================================
   FOOTER
========================================= */

.comparison-footer {

    padding: 25px 20px;

    text-align: center;

    background: #111;

}

.comparison-footer p {

    color: #aaa;

    font-size: 14px;

}


/* =========================================
   TABLET
========================================= */

@media(max-width:1100px) {

    .university-selection-grid {

        grid-template-columns: repeat(3, 1fr);

    }

}


/* =========================================
   TABLET SMALL
========================================= */

@media(max-width:991px) {

    .comparison-hero h1 {

        font-size: 40px;

    }

    .university-selection-grid {

        grid-template-columns: repeat(2, 1fr);

    }

    .comparison-section,
    .comparison-result-section {

        padding: 60px 25px;

    }

}


/* =========================================
   MOBILE
========================================= */

@media(max-width:768px) {

    .header-container {

        padding: 15px 20px;

    }

    .header-logo img {

        width: 140px;

    }

    .back-home {

        font-size: 13px;

    }

    .comparison-hero {

        padding: 65px 20px;

    }

    .comparison-hero h1 {

        font-size: 32px;

    }

    .comparison-hero p {

        font-size: 15px;

    }

    .comparison-section,
    .comparison-result-section {

        padding: 50px 20px;

    }

    .section-heading h2 {

        font-size: 28px;

    }

    .university-selection-grid {

        grid-template-columns: 1fr;

    }

    .selection-info {

        gap: 15px;

        align-items: flex-start;

    }

    .comparison-table th,
    .comparison-table td {

        padding: 15px;

    }

}


/* =========================================
   SMALL MOBILE
========================================= */

@media(max-width:480px) {

    .comparison-hero h1 {

        font-size: 28px;

    }

    .section-heading h2 {

        font-size: 25px;

    }

    .university-select-card {

        padding: 22px;

    }

    .compare-btn {

        width: 100%;

        justify-content: center;

    }

}