/* ===== RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Kanit', sans-serif;
}

:root {
    /* โทนสีหลัก: น้ำเงินและ Hot Pink */
    --primary-blue: #1e88e5;          /* น้ำเงินสด */
    --secondary-blue: #0d47a1;        /* น้ำเงินเข้ม */
    --accent-pink: #ff4081;           /* Hot Pink */
    --light-pink: #ff79b0;            /* ชมพูอ่อน */
    --dark-pink: #c60055;             /* ชมพูเข้ม */
    --warning-orange: #ff9800;        /* ส้มสำหรับ accent */
    --dark: #1a237e;                  /* น้ำเงินเข้มมาก */
    --light: #e3f2fd;                 /* น้ำเงินอ่อน */
    --gray: #546e7a;                  /* เทา */
    --light-gray: #cfd8dc;            /* เทาอ่อน */
    --white: #ffffff;                 /* ขาว */
    --gradient-blue-pink: linear-gradient(135deg, #1e88e5, #ff4081);
    --gradient-pink-blue: linear-gradient(135deg, #ff4081, #1e88e5);
    
    /* เงา */
    --shadow-sm: 0 2px 8px rgba(30, 136, 229, 0.1);
    --shadow-md: 0 5px 15px rgba(30, 136, 229, 0.15);
    --shadow-lg: 0 10px 30px rgba(30, 136, 229, 0.2);
    
    /* มุมโค้ง */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
    
    /* การเปลี่ยนแปลง */
    --transition: 0.3s ease;
}

body {
    background: linear-gradient(135deg, #e3f2fd 0%, #fce4ec 100%);
    min-height: 100vh;
    color: var(--dark);
    line-height: 1.6;
    padding: 20px;
    background-attachment: fixed;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    background-color: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    padding: 30px;
    position: relative;
    border: 2px solid var(--light-pink);
}

/* ===== PAGE MANAGEMENT ===== */
.page {
    display: none;
    animation: fadeIn 0.5s ease;
}

.page.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== HEADER ===== */
.header {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--light);
    background: linear-gradient(to right, var(--primary-blue), var(--accent-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.header .subtitle {
    color: var(--gray);
    font-size: 1.2rem;
    font-weight: 300;
}

/* ===== BANNER ===== */
.banner-section {
    width: 100%;
    margin: 0 auto 30px;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(45deg, var(--light) 0%, #fce4ec 100%);
    min-height: 150px;
    border: 3px solid var(--accent-pink);
}

.banner-image {
    width: 100%;
    height: auto;
    display: block;
    max-height: 250px;
    object-fit: contain;
    max-width: 100%;
}

/* ===== INTRO SECTION ===== */
.intro-section {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.intro-card {
    background: linear-gradient(135deg, var(--white) 0%, #f8f9fa 100%);
    padding: 30px;
    border-radius: var(--radius-lg);
    border-left: 6px solid var(--accent-pink);
    box-shadow: var(--shadow-md);
    border-top: 3px solid var(--primary-blue);
}

.intro-card h2 {
    color: var(--dark);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 1.8rem;
    background: linear-gradient(to right, var(--primary-blue), var(--accent-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.intro-card > p {
    font-size: 1.1rem;
    margin-bottom: 25px;
    color: var(--gray);
    line-height: 1.8;
}

/* ===== MAJORS LIST ===== */
.majors-list {
    margin: 25px 0;
}

.major-item {
    background: linear-gradient(135deg, var(--white) 0%, #f8f9fa 100%);
    padding: 20px;
    margin-bottom: 15px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: 20px;
    transition: all var(--transition);
    cursor: pointer;
    border-left: 4px solid;
    border-right: 2px solid transparent;
    border-top: 2px solid transparent;
}

.major-item:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: var(--shadow-lg);
    border-right: 2px solid var(--accent-pink);
    border-top: 2px solid var(--primary-blue);
}

.major-item[data-major="accounting"] {
    border-left-color: var(--primary-blue);
}

.major-item[data-major="digital_business"] {
    border-left-color: var(--accent-pink);
}

.major-item[data-major="electrician"] {
    border-left-color: var(--warning-orange);
}

.major-item[data-major="automotive"] {
    border-left-color: var(--secondary-blue);
}

.major-item[data-major="hospitality"] {
    border-left-color: var(--light-pink);
}

.major-icon {
    width: 80px;
    height: 80px;
    flex-shrink: 0;
    border-radius: var(--radius-sm);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--light) 0%, #fce4ec 100%);
    padding: 10px;
    border: 3px solid;
    transition: all var(--transition);
}

.major-item:hover .major-icon {
    transform: rotate(5deg) scale(1.1);
}

.major-item[data-major="accounting"] .major-icon {
    border-color: var(--primary-blue);
}

.major-item[data-major="digital_business"] .major-icon {
    border-color: var(--accent-pink);
}

.major-item[data-major="electrician"] .major-icon {
    border-color: var(--warning-orange);
}

.major-item[data-major="automotive"] .major-icon {
    border-color: var(--secondary-blue);
}

.major-item[data-major="hospitality"] .major-icon {
    border-color: var(--light-pink);
}

.major-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: var(--radius-sm);
}

.major-info {
    flex: 1;
}

.major-info strong {
    font-size: 1.2rem;
    color: var(--dark);
    display: block;
    margin-bottom: 5px;
    background: linear-gradient(to right, var(--dark), var(--accent-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.major-desc {
    color: var(--gray);
    font-size: 0.95rem;
    line-height: 1.5;
}

/* ===== INSTRUCTIONS ===== */
.instructions {
    background: linear-gradient(135deg, #e3f2fd 0%, #fce4ec 100%);
    padding: 20px;
    border-radius: var(--radius-md);
    margin: 25px 0;
    display: flex;
    align-items: flex-start;
    gap: 15px;
    border-left: 4px solid var(--primary-blue);
    border-top: 2px solid var(--accent-pink);
}

.instructions i {
    font-size: 1.3rem;
    color: var(--accent-pink);
    margin-top: 3px;
}

.instructions div {
    flex: 1;
}

.instructions strong {
    color: var(--primary-blue);
}

/* ===== START BUTTON ===== */
.start-button {
    text-align: center;
    margin-top: 30px;
}

.start-note {
    margin-top: 10px;
    color: var(--gray);
    font-size: 0.9rem;
    font-style: italic;
}

.about-links {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 25px;
    flex-wrap: wrap;
}

/* ===== STATS ===== */
.stats {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.stat-box {
    background: var(--gradient-blue-pink);
    color: var(--white);
    padding: 25px;
    border-radius: var(--radius-md);
    text-align: center;
    min-width: 120px;
    box-shadow: var(--shadow-md);
    transition: all var(--transition);
    border: 3px solid var(--white);
    position: relative;
    overflow: hidden;
}

.stat-box:hover {
    transform: translateY(-8px) scale(1.05);
    box-shadow: 0 15px 35px rgba(255, 64, 129, 0.3);
}

.stat-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1), rgba(255,255,255,0));
    z-index: 1;
}

.stat-number {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 5px;
    position: relative;
    z-index: 2;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

.stat-text {
    font-size: 1rem;
    opacity: 0.95;
    position: relative;
    z-index: 2;
}

/* ===== BUTTONS ===== */
button {
    border: none;
    padding: 15px 30px;
    border-radius: 50px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-weight: 600;
    outline: none;
    position: relative;
    overflow: hidden;
}

button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: 0.5s;
}

button:hover::before {
    left: 100%;
}

button:hover:not(:disabled) {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.btn-primary {
    background: var(--gradient-blue-pink);
    color: var(--white);
    box-shadow: 0 5px 20px rgba(30, 136, 229, 0.4);
    border: 2px solid rgba(255,255,255,0.3);
}

.btn-primary:hover {
    box-shadow: 0 10px 30px rgba(255, 64, 129, 0.5);
    background: var(--gradient-pink-blue);
}

.btn-secondary {
    background: var(--white);
    color: var(--dark);
    border: 2px solid var(--primary-blue);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-pink));
    color: var(--white);
    border-color: transparent;
}

.btn-submit {
    background: var(--gradient-pink-blue);
    color: var(--white);
    box-shadow: 0 5px 20px rgba(255, 64, 129, 0.4);
    border: 2px solid rgba(255,255,255,0.3);
}

.btn-submit:hover {
    box-shadow: 0 10px 30px rgba(30, 136, 229, 0.5);
}

/* ===== QUIZ PAGE ===== */
.quiz-header {
    margin-bottom: 30px;
}

.quiz-header h2 {
    color: var(--dark);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
    background: linear-gradient(to right, var(--primary-blue), var(--accent-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.progress-container {
    height: 12px;
    background: var(--light);
    border-radius: 6px;
    margin: 20px 0;
    overflow: hidden;
    border: 2px solid var(--light-pink);
}

.progress-bar {
    height: 100%;
    background: var(--gradient-blue-pink);
    border-radius: 6px;
    width: 10%;
    transition: width 0.5s ease;
}

.question-counter {
    text-align: center;
    font-weight: 500;
    color: var(--gray);
    margin-top: 10px;
    font-size: 1.1rem;
}

.question-container {
    background: linear-gradient(135deg, var(--white) 0%, #f8f9fa 100%);
    padding: 30px;
    border-radius: var(--radius-lg);
    border: 3px solid var(--primary-blue);
    box-shadow: var(--shadow-md);
}

#question-text {
    font-size: 1.4rem;
    margin-bottom: 30px;
    color: var(--dark);
    min-height: 60px;
    line-height: 1.6;
    padding: 15px;
    background: var(--light);
    border-radius: var(--radius-md);
    border-left: 5px solid var(--accent-pink);
}

/* ===== OPTIONS ===== */
.options-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 30px;
}

.option {
    background: linear-gradient(135deg, var(--white) 0%, #f8f9fa 100%);
    padding: 20px;
    border-radius: var(--radius-md);
    border: 3px solid var(--light-gray);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 20px;
    position: relative;
    overflow: hidden;
}

.option:hover {
    border-color: var(--primary-blue);
    background: linear-gradient(135deg, #e3f2fd 0%, #f0f7ff 100%);
    transform: translateX(10px);
}

.option.selected {
    border-color: var(--accent-pink);
    background: linear-gradient(135deg, #fce4ec 0%, #ffeef5 100%);
    box-shadow: 0 5px 20px rgba(255, 64, 129, 0.2);
}

.option.selected::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 6px;
    background: var(--accent-pink);
    border-radius: var(--radius-md) 0 0 var(--radius-md);
}

.option-label {
    background: var(--gradient-blue-pink);
    color: var(--white);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    flex-shrink: 0;
    border: 2px solid var(--white);
    box-shadow: 0 3px 10px rgba(30, 136, 229, 0.3);
}

.option.selected .option-label {
    background: var(--gradient-pink-blue);
    transform: scale(1.1);
}

.option-text {
    flex: 1;
    font-size: 1.05rem;
    color: var(--dark);
}

/* ===== NAVIGATION BUTTONS ===== */
.navigation-buttons {
    display: flex;
    justify-content: space-between;
    gap: 15px;
    margin-top: 30px;
}

/* ===== RESULT PAGE ===== */
.result-header {
    text-align: center;
    margin-bottom: 30px;
}

.result-header h2 {
    color: var(--dark);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    background: linear-gradient(to right, var(--primary-blue), var(--accent-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.result-header p {
    color: var(--gray);
    font-size: 1.1rem;
}

.result-card {
    padding: 40px;
    border-radius: var(--radius-lg);
    text-align: center;
    margin-bottom: 30px;
    box-shadow: var(--shadow-lg);
    color: var(--white);
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    overflow: hidden;
    min-height: 350px;
    justify-content: center;
    border: 4px solid rgba(255,255,255,0.3);
}

.result-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1), rgba(255,255,255,0.05));
    z-index: 1;
}

.result-card > * {
    position: relative;
    z-index: 2;
}

.result-image-container {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 25px;
    border: 8px solid rgba(255, 255, 255, 0.4);
    box-shadow: 0 0 35px rgba(0, 0, 0, 0.3);
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.5s ease;
}

.result-card:hover .result-image-container {
    transform: rotate(360deg) scale(1.1);
    border-color: rgba(255, 255, 255, 0.6);
}

.result-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 15px;
}

.result-title {
    font-size: 2.5rem;
    margin-bottom: 15px;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.result-description {
    font-size: 1.2rem;
    opacity: 0.95;
    max-width: 600px;
    margin: 0 auto 25px;
    line-height: 1.7;
    background: rgba(255,255,255,0.1);
    padding: 20px;
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
}

.result-score {
    background: rgba(255, 255, 255, 0.2);
    padding: 15px 40px;
    border-radius: 50px;
    font-size: 1.5rem;
    font-weight: 600;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255,255,255,0.3);
    box-shadow: 0 5px 20px rgba(0,0,0,0.2);
}

/* ===== ALL RESULTS CHART ===== */
.all-results {
    margin: 40px 0;
}

.all-results h3 {
    color: var(--dark);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(to right, var(--primary-blue), var(--accent-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.results-chart {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 20px;
}

.chart-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 15px;
    background: linear-gradient(135deg, var(--white) 0%, #f8f9fa 100%);
    border-radius: var(--radius-md);
    border: 2px solid var(--light);
    transition: all var(--transition);
}

.chart-item:hover {
    transform: translateX(10px);
    border-color: var(--accent-pink);
    box-shadow: var(--shadow-md);
}

.chart-image {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--white);
    padding: 8px;
    border: 3px solid;
    transition: all var(--transition);
}

.chart-item:hover .chart-image {
    transform: scale(1.1) rotate(5deg);
}

.chart-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.chart-label {
    width: 220px;
    font-weight: 500;
    color: var(--dark);
    flex-shrink: 0;
    font-size: 1.1rem;
}

.chart-bar-container {
    flex: 1;
    height: 30px;
    background: var(--light);
    border-radius: 15px;
    overflow: hidden;
    border: 2px solid var(--light-gray);
}

.chart-bar {
    height: 100%;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 15px;
    color: var(--white);
    font-weight: 600;
    transition: width 1s ease;
    min-width: 40px;
    background: var(--gradient-blue-pink);
}

.chart-value {
    width: 80px;
    text-align: right;
    font-weight: 700;
    color: var(--dark);
    font-size: 1.1rem;
}

/* ===== RESULT ACTIONS ===== */
.result-actions {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 30px 0;
    flex-wrap: wrap;
}

/* ===== RECOMMENDATIONS ===== */
.recommendations {
    background: linear-gradient(135deg, #f8f9fa 0%, #e3f2fd 100%);
    padding: 25px;
    border-radius: var(--radius-lg);
    margin-top: 30px;
    border: 3px solid var(--primary-blue);
}

.recommendations h3 {
    color: var(--dark);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(to right, var(--primary-blue), var(--accent-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.recommendation-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.recommendation-box {
    background: linear-gradient(135deg, var(--white) 0%, #f8f9fa 100%);
    padding: 25px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border-left: 5px solid var(--accent-pink);
    transition: all var(--transition);
}

.recommendation-box:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-left-color: var(--primary-blue);
}

.recommendation-box h4 {
    color: var(--primary-blue);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1rem;
}

.recommendation-box p {
    color: var(--gray);
    line-height: 1.6;
}

/* ===== ABOUT PAGE STYLES ===== */
.about-header {
    text-align: center;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 3px solid var(--accent-pink);
}

.about-header h2 {
    color: var(--dark);
    font-size: 2.2rem;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    background: linear-gradient(to right, var(--primary-blue), var(--accent-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-section {
    background: linear-gradient(135deg, var(--white) 0%, #f8f9fa 100%);
    padding: 30px;
    border-radius: var(--radius-lg);
    margin-bottom: 30px;
    box-shadow: var(--shadow-md);
    border-left: 6px solid var(--primary-blue);
    border-right: 3px solid var(--accent-pink);
    border-top: 2px solid var(--primary-blue);
    border-bottom: 2px solid var(--accent-pink);
}

.about-section h3 {
    color: var(--dark);
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 1.6rem;
    background: linear-gradient(to right, var(--primary-blue), var(--accent-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ข้อมูลวิทยาลัย */
.college-info {
    display: flex;
    gap: 30px;
    align-items: flex-start;
}

.about-image {
    flex: 1;
    min-width: 300px;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 5px solid var(--accent-pink);
}

.about-image img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.about-image:hover img {
    transform: scale(1.1);
}

.about-content {
    flex: 2;
}

.about-content > p {
    color: var(--gray);
    line-height: 1.8;
    margin-bottom: 25px;
    font-size: 1.05rem;
}

.college-details {
    margin-top: 25px;
}

.detail-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 15px;
    padding: 15px;
    background: linear-gradient(135deg, #e3f2fd 0%, #f0f7ff 100%);
    border-radius: var(--radius-sm);
    border-left: 4px solid var(--primary-blue);
    transition: all var(--transition);
}

.detail-item:hover {
    transform: translateX(10px);
    background: linear-gradient(135deg, #fce4ec 0%, #ffeef5 100%);
    border-left-color: var(--accent-pink);
}

.detail-item i {
    color: var(--accent-pink);
    font-size: 1.2rem;
    margin-top: 3px;
    background: var(--white);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--primary-blue);
}

.detail-item strong {
    display: block;
    margin-bottom: 5px;
    color: var(--dark);
    font-size: 1.05rem;
}

.detail-item p {
    color: var(--gray);
}

/* วิสัยทัศน์และพันธกิจ */
.vision-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 20px;
}

.vision-card {
    background: linear-gradient(135deg, var(--white) 0%, #f8f9fa 100%);
    padding: 30px 25px;
    border-radius: var(--radius-md);
    text-align: center;
    transition: all var(--transition);
    border: 3px solid transparent;
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.vision-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: var(--gradient-blue-pink);
}

.vision-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-pink);
}

.vision-card i {
    font-size: 2.5rem;
    margin-bottom: 20px;
    background: var(--gradient-blue-pink);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.vision-card h4 {
    color: var(--dark);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.vision-card p {
    color: var(--gray);
    line-height: 1.6;
}

/* หลักสูตรที่เปิดสอน */
.programs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.program-card {
    background: linear-gradient(135deg, var(--white) 0%, #f8f9fa 100%);
    padding: 25px 20px;
    border-radius: var(--radius-md);
    text-align: center;
    transition: all var(--transition);
    border: 3px solid transparent;
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.program-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-blue-pink);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
}

.program-card:hover::before {
    opacity: 0.05;
}

.program-card > * {
    position: relative;
    z-index: 2;
}

.program-card:hover {
    transform: translateY(-8px) scale(1.05);
    border-color: var(--accent-pink);
    box-shadow: var(--shadow-lg);
}

.program-card i {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 15px;
    transition: all var(--transition);
}

.program-card:hover i {
    color: var(--accent-pink);
    transform: rotate(15deg) scale(1.2);
}

.program-card h4 {
    color: var(--dark);
    margin-bottom: 10px;
    font-size: 1.1rem;
    transition: all var(--transition);
}

.program-card:hover h4 {
    color: var(--accent-pink);
}

.program-card p {
    color: var(--gray);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.program-tag {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-pink));
    color: white;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    margin-top: 5px;
}

/* ติดต่อและสมัครเรียน */
.contact-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 25px;
}

.contact-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.contact-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 25px;
    border-radius: var(--radius-md);
    transition: all var(--transition);
    background: linear-gradient(135deg, var(--white) 0%, #f8f9fa 100%);
    border: 3px solid transparent;
    height: 100%;
}

.contact-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-lg);
}

.contact-card.website:hover {
    border-color: var(--primary-blue);
    background: linear-gradient(135deg, #e3f2fd 0%, #f0f7ff 100%);
}

.contact-card.facebook:hover {
    border-color: #3b5998;
    background: linear-gradient(135deg, #e8f0fe 0%, #f0f5ff 100%);
}

.contact-card.phone:hover {
    border-color: var(--secondary-blue);
    background: linear-gradient(135deg, #e8f8f0 0%, #f0fff8 100%);
}

.contact-card.email:hover {
    border-color: var(--accent-pink);
    background: linear-gradient(135deg, #fce4ec 0%, #ffeef5 100%);
}

.contact-card i {
    font-size: 2.5rem;
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    flex-shrink: 0;
    transition: all var(--transition);
}

.contact-card.website i {
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: white;
}

.contact-card.facebook i {
    background: linear-gradient(135deg, #3b5998, #8b9dc3);
    color: white;
}

.contact-card.phone i {
    background: linear-gradient(135deg, #4CAF50, #2E7D32);
    color: white;
}

.contact-card.email i {
    background: var(--gradient-blue-pink);
    color: white;
}

.contact-card:hover i {
    transform: rotate(15deg) scale(1.1);
}

.contact-card h4 {
    color: var(--dark);
    margin-bottom: 8px;
    font-size: 1.2rem;
}

.contact-card p {
    color: var(--gray);
    margin-bottom: 8px;
    font-size: 1rem;
}

.link-text {
    color: var(--accent-pink);
    font-size: 0.9rem;
    font-weight: 600;
    display: inline-block;
    transition: all var(--transition);
}

.contact-card:hover .link-text {
    color: var(--primary-blue);
    transform: translateX(5px);
}

.apply-info {
    margin-top: 30px;
    padding: 25px;
    background: linear-gradient(135deg, #e3f2fd 0%, #f0f7ff 100%);
    border-radius: var(--radius-md);
    border-left: 5px solid var(--accent-pink);
}

.apply-info h4 {
    color: var(--dark);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.3rem;
}

.apply-info ol {
    padding-left: 25px;
    color: var(--gray);
    line-height: 1.8;
}

.apply-info li {
    margin-bottom: 12px;
    padding-left: 10px;
}

.apply-info li:last-child {
    margin-bottom: 0;
}

/* ปุ่มกลับ */
.about-actions {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 40px;
    padding-top: 30px;
    border-top: 3px solid var(--accent-pink);
    flex-wrap: wrap;
}

/* ===== FOOTER ===== */
footer {
    text-align: center;
    margin-top: 40px;
    color: var(--gray);
    font-size: 0.9rem;
    padding-top: 20px;
    border-top: 2px solid var(--light-pink);
}

footer p {
    margin-bottom: 10px;
}

.footer-links {
    margin-top: 10px;
    font-size: 0.9rem;
}

.footer-links a {
    color: var(--primary-blue);
    text-decoration: none;
    margin: 0 5px;
    font-weight: 500;
    transition: all var(--transition);
}

.footer-links a:hover {
    color: var(--accent-pink);
    text-decoration: underline;
}

.footer-link-btn {
    background: none;
    border: none;
    color: var(--primary-blue);
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0;
    margin: 0 5px;
    transition: all var(--transition);
}

.footer-link-btn:hover {
    color: var(--accent-pink);
    text-decoration: underline;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    body {
        padding: 15px;
    }
    
    .container {
        padding: 20px;
        border-radius: 15px;
        width: 100%;
    }
    
    .header h1 {
        font-size: 1.8rem;
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .banner-section {
        margin: 0 auto 20px !important;
        border-radius: var(--radius-md);
        display: flex;
        justify-content: center;
        align-items: center;
        background-color: transparent;
        width: 100%;
        max-width: 100%;
    }
    
    .banner-image {
        max-height: 180px;
        max-width: 100%;
        width: auto;
        height: auto;
        object-fit: contain;
        display: block;
        margin: 0 auto;
    }
    
    .major-item {
        flex-direction: column;
        text-align: center;
        gap: 15px;
        padding: 20px;
    }
    
    .major-icon {
        width: 100px;
        height: 100px;
    }
    
    .stats {
        flex-direction: column;
        align-items: center;
    }
    
    .stat-box {
        width: 100%;
        max-width: 250px;
    }
    
    .navigation-buttons {
        flex-direction: column;
    }
    
    .result-actions,
    .about-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .result-card {
        padding: 30px 20px;
        min-height: 300px;
    }
    
    .result-title {
        font-size: 2rem;
    }
    
    .result-image-container {
        width: 150px;
        height: 150px;
    }
    
    .chart-item {
        flex-wrap: wrap;
        gap: 15px;
    }
    
    .chart-label {
        width: 100%;
        order: 1;
    }
    
    .chart-image {
        order: 2;
    }
    
    .chart-bar-container {
        order: 3;
        width: 100%;
    }
    
    .chart-value {
        order: 4;
        width: 100%;
        text-align: left;
        margin-top: 5px;
    }
    
    .recommendation-content {
        grid-template-columns: 1fr;
    }
    
    /* About Page Responsive */
    .college-info,
    .creator-info {
        flex-direction: column;
    }
    
    .about-image,
    .creator-image {
        width: 100%;
        min-width: auto;
    }
    
    .programs-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-options {
        grid-template-columns: 1fr;
    }
    
    .vision-grid {
        grid-template-columns: 1fr;
    }
    
    .team-members {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    body {
        padding: 10px;
    }
    
    .header h1 {
        font-size: 1.5rem;
    }
    
    .header .subtitle {
        font-size: 1rem;
    }
    
    .banner-section {
        margin-bottom: 15px !important;
    }
    
    .banner-image {
        max-height: 150px;
        max-width: 95%;
    }
    
    .major-icon {
        width: 80px;
        height: 80px;
    }
    
    .major-info strong {
        font-size: 1.1rem;
    }
    
    .major-desc {
        font-size: 0.9rem;
    }
    
    .result-title {
        font-size: 1.8rem;
    }
    
    button {
        padding: 12px 20px;
        font-size: 1rem;
        width: 100%;
    }
    
    .option {
        padding: 15px;
        gap: 15px;
    }
    
    .option-label {
        width: 35px;
        height: 35px;
        font-size: 0.9rem;
    }
    
    .option-text {
        font-size: 1rem;
    }
    
    /* About Page Small Screens */
    .programs-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-card {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .contact-card i {
        font-size: 2rem;
        width: 60px;
        height: 60px;
    }
    
    .team-members {
        grid-template-columns: 1fr;
    }
}

/* เพิ่ม Media Query สำหรับหน้าจอขนาดใหญ่มาก */
@media (min-width: 1200px) {
    .container {
        max-width: 1100px;
    }
    
    .banner-image {
        max-height: 300px;
    }
}

/* Animations */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.pulse {
    animation: pulse 2s infinite;
}