/* 学生端登录页面 */
:root {
    --s-bg: #F6F8FF;
    --s-card: rgba(255, 255, 255, 0.78);
    --s-card-strong: rgba(255, 255, 255, 0.92);
    --s-border: rgba(17, 24, 39, 0.10);
    --s-text: #0B1021;
    --s-muted: rgba(11, 16, 33, 0.65);
    --s-accent: #7C5CFF;
    --s-accent2: #00D1FF;
    --s-success: #2EE59D;
    --s-warning: #FFB020;
    --s-danger: #FF4D6D;
    --s-radius: 16px;
    --s-shadow: 0 18px 60px rgba(15, 23, 42, 0.14);
}

body {
    color: var(--s-text);
    background-color: var(--s-bg);
    background-image:
        radial-gradient(1000px 680px at 12% 6%, rgba(124, 92, 255, 0.22), transparent 60%),
        radial-gradient(1000px 680px at 88% 10%, rgba(0, 209, 255, 0.18), transparent 60%),
        radial-gradient(900px 640px at 55% 96%, rgba(46, 229, 157, 0.16), transparent 60%),
        linear-gradient(to bottom, rgba(17, 24, 39, 0.05) 1px, transparent 1px),
        linear-gradient(to right, rgba(17, 24, 39, 0.05) 1px, transparent 1px);
    background-size: auto, auto, auto, 44px 44px, 44px 44px;
}

a {
    color: rgba(0, 209, 255, 0.95);
}

a:hover {
    text-decoration: none;
    color: #7CE7FF;
}

.form-control {
    background: var(--s-card);
    border: 1px solid var(--s-border);
    color: var(--s-text);
    border-radius: 12px;
    padding: 12px 14px;
}

.form-control::placeholder {
    color: rgba(11, 16, 33, 0.45);
}

.form-control:focus {
    border-color: rgba(0, 209, 255, 0.55);
    box-shadow: 0 0 0 4px rgba(0, 209, 255, 0.14);
    outline: none;
}

.btn {
    border-radius: 12px;
    border: 1px solid var(--s-border);
    background: rgba(255, 255, 255, 0.70);
    color: var(--s-text);
    transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 14px 38px rgba(15, 23, 42, 0.18);
    text-decoration: none;
}

.btn:active {
    transform: translateY(0);
}

.btn:disabled,
.btn.disabled {
    opacity: 0.55;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn-primary {
    border-color: transparent;
    background: linear-gradient(135deg, rgba(124, 92, 255, 0.95) 0%, rgba(0, 209, 255, 0.92) 100%);
    box-shadow: 0 14px 34px rgba(0, 209, 255, 0.14), 0 14px 34px rgba(124, 92, 255, 0.14);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.58);
}

.btn-success {
    border-color: transparent;
    background: linear-gradient(135deg, rgba(46, 229, 157, 0.95) 0%, rgba(0, 209, 255, 0.65) 100%);
}

.btn-warning {
    border-color: transparent;
    background: linear-gradient(135deg, rgba(255, 176, 32, 0.96) 0%, rgba(124, 92, 255, 0.65) 100%);
    color: rgba(7, 10, 19, 0.92);
}

.btn-danger {
    border-color: transparent;
    background: linear-gradient(135deg, rgba(255, 77, 109, 0.95) 0%, rgba(124, 92, 255, 0.65) 100%);
}

.btn-info {
    border-color: transparent;
    background: linear-gradient(135deg, rgba(0, 209, 255, 0.92) 0%, rgba(124, 92, 255, 0.78) 100%);
}

.alert {
    background: var(--s-card);
    border: 1px solid var(--s-border);
    border-radius: var(--s-radius);
    color: var(--s-text);
    box-shadow: 0 14px 44px rgba(15, 23, 42, 0.10);
}

.alert h3 {
    color: var(--s-text);
    font-weight: 650;
    margin-bottom: 10px;
}

.alert-info {
    background: rgba(0, 209, 255, 0.08);
    border-color: rgba(0, 209, 255, 0.22);
}

.alert-warning {
    background: rgba(255, 176, 32, 0.10);
    border-color: rgba(255, 176, 32, 0.24);
}

.alert-danger {
    background: rgba(255, 77, 109, 0.10);
    border-color: rgba(255, 77, 109, 0.24);
}

.alert-success {
    background: rgba(46, 229, 157, 0.10);
    border-color: rgba(46, 229, 157, 0.22);
}

.message {
    background: var(--s-card-strong);
    border: 1px solid var(--s-border);
    backdrop-filter: blur(10px);
    color: var(--s-text);
}

.message.success { border-left-color: rgba(46, 229, 157, 0.92); }
.message.error { border-left-color: rgba(255, 77, 109, 0.92); }
.message.warning { border-left-color: rgba(255, 176, 32, 0.92); }

.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    padding: 20px;
}

@page { size: A4 landscape; margin: 12mm; }
@page { size: landscape; }
@media print {
    * { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
    html, body { margin: 0; padding: 0; background: #fff; }
    .student-header, .action-buttons, .btn-logout { display: none !important; }
    .footer { display: none; }
    .student-container { background: #fff !important; min-height: auto !important; }
    .content-wrapper { margin: 0; padding: 0; }
    .confirm-container { padding: 0; box-shadow: none; page-break-inside: avoid; }
    .success-icon, .confirm-container h2 { display: none; }
    .admit-card { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; page-break-inside: avoid; }
    .admit-left, .admit-right { box-shadow: none; padding: 8px; }
    .info-table td { padding: 4px 3px; }
    .notice-item { margin: 6px 0; padding: 8px; }
    .notice-item p { font-size: 12px; line-height: 1.4; }
    body { font-size: 12px; }
    .login-container { min-height: auto !important; background: #fff !important; padding: 0 !important; }
    .login-box { width: auto !important; max-width: none !important; box-shadow: none !important; }
    #queryForm, .login-form { display: none !important; }
}


.login-box {
    width: 100%;
    max-width: 480px;
    background: var(--s-card);
    border: 1px solid var(--s-border);
    backdrop-filter: blur(12px);
    border-radius: var(--s-radius);
    box-shadow: var(--s-shadow);
    overflow: hidden;
}

.login-header {
    background:
        radial-gradient(760px 280px at 16% 0%, rgba(0, 209, 255, 0.30), transparent 62%),
        radial-gradient(760px 280px at 84% 0%, rgba(124, 92, 255, 0.34), transparent 62%),
        linear-gradient(135deg, rgba(255, 255, 255, 0.88) 0%, rgba(255, 255, 255, 0.66) 100%);
    color: var(--s-text);
    padding: 30px 20px;
    text-align: center;
}

.login-header h1 {
    font-size: 24px;
    margin-bottom: 10px;
}

.login-header h2 {
    font-size: 18px;
    font-weight: 400;
}

.login-form {
    padding: 30px;
}

.login-notice {
    padding: 20px 30px;
    background-color: rgba(255, 255, 255, 0.55);
    border-top: 1px solid var(--s-border);
}

.login-notice h3 {
    font-size: 16px;
    margin-bottom: 10px;
    color: var(--s-text);
}

.login-notice ul {
    list-style-position: inside;
    color: var(--s-muted);
}

.login-notice li {
    margin-bottom: 5px;
}

.form-links {
    text-align: center;
    margin-top: 15px;
}

.form-links a {
    color: rgba(0, 209, 255, 0.95);
    font-size: 14px;
}

.system-logo { display: flex; justify-content: center; margin-top: 12px; }
.system-logo img { width: 92px; height: 92px; border-radius: 50%; border: 1px solid var(--s-border); object-fit: cover; box-shadow: 0 14px 34px rgba(0, 209, 255, 0.18), 0 14px 34px rgba(124, 92, 255, 0.18); background: rgba(255,255,255,0.75); }

/* 统一登录入口：身份切换 */
.role-switch {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    padding: 18px 30px 0;
}

.role-tab {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 3px;
    padding: 12px 14px;
    border-radius: 12px;
    border: 1px solid var(--s-border);
    background: rgba(255, 255, 255, 0.58);
    color: var(--s-text);
    cursor: pointer;
    text-align: left;
    font-family: inherit;
    transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease, background-color 0.15s ease;
}

.role-tab strong {
    font-size: 15px;
    font-weight: 650;
}

.role-tab span {
    font-size: 12px;
    color: var(--s-muted);
}

.role-tab:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 26px rgba(15, 23, 42, 0.12);
}

.role-tab.active {
    border-color: transparent;
    background: linear-gradient(135deg, rgba(124, 92, 255, 0.14) 0%, rgba(0, 209, 255, 0.14) 100%);
    box-shadow: inset 0 0 0 1.5px rgba(124, 92, 255, 0.55), 0 10px 26px rgba(124, 92, 255, 0.14);
}

.role-tab.active span {
    color: rgba(11, 16, 33, 0.72);
}

.role-panel[hidden] {
    display: none;
}

@media (max-width: 480px) {
    .role-switch { padding: 14px 20px 0; }
}

/* 学生端主容器 */
.student-container {
    min-height: 100vh;
    background: transparent;
}

.student-header {
    background: var(--s-card-strong);
    color: var(--s-text);
    border-bottom: 1px solid var(--s-border);
    backdrop-filter: blur(10px);
    padding: 20px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 18px 52px rgba(15, 23, 42, 0.12);
}

.student-header h1 {
    font-size: 22px;
    font-weight: 600;
    letter-spacing: 0.2px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.user-info span {
    font-size: 14px;
    color: var(--s-muted);
}

.btn-logout {
    padding: 6px 15px;
    background-color: rgba(255,255,255,0.72);
    color: var(--s-text);
    border: 1px solid var(--s-border);
    border-radius: 999px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-logout:hover {
    background-color: rgba(255,255,255,0.10);
    text-decoration: none;
}

/* 内容区域 */
.content-wrapper {
    max-width: 1000px;
    margin: 30px auto;
    padding: 0 20px;
}

/* 预约表单容器 */
.booking-form-container {
    background: var(--s-card);
    border: 1px solid var(--s-border);
    backdrop-filter: blur(10px);
    border-radius: var(--s-radius);
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: var(--s-shadow);
}

.booking-form-container h2 {
    font-size: 20px;
    margin-bottom: 20px;
    color: var(--s-text);
}

.campus-info {
    padding: 10px 15px;
    background: rgba(0, 209, 255, 0.10);
    border-left: 4px solid rgba(0, 209, 255, 0.85);
    margin-bottom: 20px;
    color: var(--s-text);
    border-radius: 12px;
}

/* 考试须知 */
.exam-notices {
    background: var(--s-card);
    border: 1px solid var(--s-border);
    backdrop-filter: blur(10px);
    border-radius: var(--s-radius);
    padding: 30px;
    box-shadow: var(--s-shadow);
}

.exam-notices h3 {
    font-size: 18px;
    margin-bottom: 20px;
    color: var(--s-text);
}

.notice-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.notice-item {
    padding: 15px;
    border-radius: 6px;
    border: 1px solid var(--s-border);
    border-left: 4px solid rgba(0, 209, 255, 0.85);
    background: rgba(255, 255, 255, 0.60);
}

.notice-item h4 {
    font-size: 15px;
    margin-bottom: 8px;
    color: var(--s-text);
}

.notice-item p {
    font-size: 14px;
    color: var(--s-muted);
    line-height: 1.6;
}

.notice-general {
    background-color: rgba(255, 255, 255, 0.60);
    border-left-color: rgba(255, 255, 255, 0.20);
}

.notice-important {
    background-color: rgba(255, 176, 32, 0.10);
    border-left-color: rgba(255, 176, 32, 0.92);
}

.notice-warning {
    background-color: rgba(255, 77, 109, 0.10);
    border-left-color: rgba(255, 77, 109, 0.92);
}

/* 确认页面 */
.confirm-container {
    background: var(--s-card);
    border: 1px solid var(--s-border);
    backdrop-filter: blur(10px);
    border-radius: var(--s-radius);
    padding: 40px;
    box-shadow: var(--s-shadow);
    text-align: center;
}

.success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    position: relative;
    border-radius: 999px;
    background:
        radial-gradient(70px 70px at 30% 25%, rgba(0, 209, 255, 0.28), transparent 65%),
        radial-gradient(70px 70px at 70% 35%, rgba(124, 92, 255, 0.28), transparent 65%),
        rgba(46, 229, 157, 0.14);
    border: 1px solid rgba(46, 229, 157, 0.26);
    border-radius: 50%;
}
.success-icon::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    width: 28px;
    height: 16px;
    border-left: 4px solid rgba(46, 229, 157, 0.92);
    border-bottom: 4px solid rgba(46, 229, 157, 0.92);
    transform: translate(-50%, -55%) rotate(-45deg);
    border-radius: 2px;
}


.confirm-container h2 {
    font-size: 24px;
    color: var(--s-text);
    margin-bottom: 30px;
}

.booking-info {
    margin: 30px 0;
    text-align: left;
}

.booking-info h3 {
    font-size: 18px;
    margin-bottom: 20px;
    text-align: center;
}

.info-table {
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
}

.info-table tr {
    border-bottom: 1px solid #dee2e6;
}

.info-table td {
    padding: 12px 10px;
}

.info-table .label {
    width: 120px;
    font-weight: 500;
    color: var(--s-muted);
}

.info-table .value {
    color: var(--s-text);
}

.action-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 30px;
    flex-wrap: wrap;
}

.admit-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    align-items: start;
    margin-top: 10px;
}

.admit-left,
.admit-right {
    background: rgba(255, 255, 255, 0.78);
    border: 1px solid var(--s-border);
    border-radius: 14px;
    padding: 20px;
    box-shadow: 0 18px 52px rgba(15, 23, 42, 0.12);
}

.admit-header {
    font-size: 18px;
    margin-bottom: 12px;
    color: var(--s-text);
}

/* 查询结果 */
.query-result {
    margin-top: 30px;
}

/* 修改预约页面 */
.modify-container {
    background: var(--s-card);
    border: 1px solid var(--s-border);
    backdrop-filter: blur(10px);
    border-radius: var(--s-radius);
    padding: 30px;
    box-shadow: var(--s-shadow);
}

.modify-container h2 {
    font-size: 20px;
    margin-bottom: 20px;
}

.current-booking {
    padding: 15px;
    background-color: rgba(0, 209, 255, 0.10);
    border-left: 4px solid rgba(0, 209, 255, 0.85);
    margin-bottom: 30px;
    border-radius: 12px;
}

.current-booking h3 {
    font-size: 16px;
    margin-bottom: 10px;
    color: var(--s-text);
}

.current-booking p {
    margin: 5px 0;
    color: var(--s-muted);
}

.button-group {
    display: flex;
    gap: 10px;
}

/* 响应式 */
@media (max-width: 768px) {
    .student-header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .student-header h1 {
        font-size: 18px;
    }
    
    .booking-form-container,
    .exam-notices,
    .confirm-container,
    .modify-container {
        padding: 20px;
    }
    
    .action-buttons {
        flex-direction: column;
    }
    
    .action-buttons .btn {
        width: 100%;
    }
}