:root {
    --student-primary: #10b981;
    --student-primary-light: #d1fae5;
    --student-primary-dark: #059669;
    --student-primary-gradient: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --student-primary-shadow: rgba(16, 185, 129, 0.3);
    --student-secondary: #047857;
    --student-bg: #f0fdf4;
    --student-text: #1f2937;
    --student-text-secondary: #6b7280;
    --student-text-muted: #9ca3af;
    --student-border: #e5e7eb;
    --student-bg-light: #f9fafb;
    --student-success: #10b981;
    --student-warning: #f59e0b;
    --student-info: #3b82f6;
    --student-radius-sm: 8px;
    --student-radius-md: 12px;
    --student-radius-lg: 16px;
    --student-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --student-shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --student-shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.1);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(180deg, #f0fdf4 0%, #ecfdf5 50%, #f0fdf4 100%);
    min-height: 100vh;
    color: var(--student-text);
    -webkit-font-smoothing: antialiased;
}

.student-container {
    max-width: 560px;
    margin: 0 auto;
    padding: 0 20px 40px;
    min-height: 100vh;
}

.student-header {
    text-align: center;
    padding: 40px 20px 32px;
    position: relative;
    background: linear-gradient(180deg, rgba(16, 185, 129, 0.08) 0%, transparent 100%);
    margin: 0 -20px;
}

.student-header-icon {
    width: 72px;
    height: 72px;
    background: var(--student-primary-gradient);
    border-radius: var(--student-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    box-shadow: 0 8px 24px var(--student-primary-shadow);
}

.student-header-icon i {
    font-size: 32px;
    color: white;
}

.student-header h1 {
    font-size: 22px;
    font-weight: 700;
    color: var(--student-primary-dark);
    margin: 0 0 6px;
    letter-spacing: 0.5px;
}

.student-header p {
    font-size: 14px;
    color: var(--student-text-secondary);
    margin: 0;
}

.student-top-bar {
    display: flex;
    justify-content: flex-end;
    padding: 16px 0 0;
}

.student-logout-btn {
    background: transparent;
    border: 1px solid var(--student-border);
    color: var(--student-text-secondary);
    padding: 6px 14px;
    border-radius: var(--student-radius-sm);
    cursor: pointer;
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s ease;
}

.student-logout-btn:hover {
    background: #f3f4f6;
    color: var(--student-text);
    border-color: #d1d5db;
}

.student-card {
    background: white;
    border-radius: var(--student-radius-lg);
    box-shadow: var(--student-shadow-md);
    overflow: hidden;
    margin-bottom: 20px;
}

.student-card-header {
    padding: 18px 24px;
    border-bottom: 1px solid #f3f4f6;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.student-card-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--student-text);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.student-card-body {
    padding: 24px;
}

.student-status-card {
    text-align: center;
    padding: 32px 24px;
}

.student-status-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    background: var(--student-primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.student-status-icon i {
    font-size: 32px;
    color: var(--student-info);
}

.student-status-badge {
    display: inline-block;
    padding: 4px 14px;
    border-radius: 16px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 12px;
}

.student-status-badge.success {
    background: var(--student-primary-light);
    color: var(--student-primary-dark);
}

.student-status-badge.warning {
    background: #fef3c7;
    color: #92400e;
}

.student-status-badge.info {
    background: #dbeafe;
    color: #1e40af;
}

.student-status-badge.gray {
    background: #f3f4f6;
    color: #6b7280;
}

.student-status-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--student-text);
    margin: 0 0 8px;
}

.student-status-desc {
    font-size: 14px;
    color: var(--student-text-secondary);
    margin: 0;
}

.student-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.student-info-item {
    background: var(--student-bg-light);
    border-radius: var(--student-radius-md);
    padding: 14px 16px;
}

.student-info-label {
    font-size: 12px;
    color: var(--student-text-secondary);
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.student-info-value {
    font-size: 14px;
    font-weight: 500;
    color: var(--student-text);
    word-break: break-all;
}

.student-form-group {
    margin-bottom: 18px;
}

.student-form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--student-text);
    margin-bottom: 8px;
}

.student-form-label .required {
    color: #ef4444;
    margin-left: 2px;
}

.student-input {
    width: 100%;
    padding: 11px 14px;
    border: 1.5px solid var(--student-border);
    border-radius: var(--student-radius-md);
    font-size: 14px;
    transition: all 0.2s ease;
    background: white;
    font-family: inherit;
}

.student-input:focus {
    outline: none;
    border-color: var(--student-primary);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.student-input:hover {
    border-color: #d1d5db;
}

.student-textarea {
    width: 100%;
    padding: 11px 14px;
    border: 1.5px solid var(--student-border);
    border-radius: var(--student-radius-md);
    font-size: 14px;
    transition: all 0.2s ease;
    background: white;
    min-height: 88px;
    resize: vertical;
    font-family: inherit;
}

.student-textarea:focus {
    outline: none;
    border-color: var(--student-primary);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.student-select {
    width: 100%;
    padding: 11px 14px;
    border: 1.5px solid var(--student-border);
    border-radius: var(--student-radius-md);
    font-size: 14px;
    transition: all 0.2s ease;
    background: white;
    cursor: pointer;
    font-family: inherit;
}

.student-select:focus {
    outline: none;
    border-color: var(--student-primary);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.student-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 24px;
    border: none;
    border-radius: var(--student-radius-md);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    font-family: inherit;
}

.student-btn-primary {
    background: var(--student-primary-gradient);
    color: white;
    width: 100%;
    box-shadow: 0 4px 12px var(--student-primary-shadow);
}

.student-btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px var(--student-primary-shadow);
}

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

.student-btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.student-btn-secondary {
    background: #f3f4f6;
    color: var(--student-text);
    flex: 1;
}

.student-btn-secondary:hover {
    background: #e5e7eb;
}

.student-btn-outline {
    background: white;
    color: var(--student-primary);
    border: 1.5px solid var(--student-primary);
    width: 100%;
}

.student-btn-outline:hover {
    background: var(--student-primary-light);
}

.student-button-group {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.student-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    padding: 20px 0;
    gap: 0;
}

.student-step {
    display: flex;
    align-items: center;
    gap: 8px;
}

.student-step-icon {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: #e5e7eb;
    color: var(--student-text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 13px;
    transition: all 0.3s ease;
}

.student-step.active .student-step-icon {
    background: var(--student-primary);
    color: white;
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.2);
}

.student-step.completed .student-step-icon {
    background: var(--student-primary);
    color: white;
}

.student-step-text {
    font-size: 13px;
    color: var(--student-text-muted);
}

.student-step.active .student-step-text {
    color: var(--student-primary);
    font-weight: 600;
}

.student-step.completed .student-step-text {
    color: var(--student-primary);
}

.student-step-line {
    width: 36px;
    height: 2px;
    background: var(--student-border);
    margin: 0 8px;
}

.student-step-line.active {
    background: var(--student-primary);
}

.student-address-box {
    background: linear-gradient(135deg, #f0fdf4 0%, #d1fae5 100%);
    border-radius: var(--student-radius-md);
    padding: 18px 20px;
    border-left: 4px solid var(--student-primary);
    margin-bottom: 16px;
}

.student-address-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--student-primary-dark);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.student-address-content {
    font-size: 14px;
    color: var(--student-text);
    line-height: 1.6;
}

.student-tip-box {
    background: #fef3c7;
    border-radius: var(--student-radius-md);
    padding: 12px 16px;
    margin-bottom: 18px;
    border-left: 4px solid var(--student-warning);
    font-size: 13px;
    color: #92400e;
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.student-tip-box i {
    margin-top: 2px;
    flex-shrink: 0;
}

.student-commitment {
    background: var(--student-bg-light);
    border-radius: var(--student-radius-md);
    padding: 16px 20px;
    margin: 20px 0;
}

.student-commitment-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--student-text);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.student-commitment-content {
    font-size: 13px;
    color: var(--student-text-secondary);
    line-height: 1.8;
    margin-bottom: 12px;
}

.student-checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--student-text);
    cursor: pointer;
}

.student-checkbox {
    width: 16px;
    height: 16px;
    border-radius: 4px;
    border-color: #d1d5db;
    cursor: pointer;
    accent-color: var(--student-primary);
}

.student-timeline {
    padding: 0;
}

.student-timeline-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding-bottom: 24px;
    position: relative;
}

.student-timeline-item:last-child {
    padding-bottom: 0;
}

.student-timeline-dot {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.student-timeline-circle {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: #f3f4f6;
    color: var(--student-text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.student-timeline-item.completed .student-timeline-circle {
    background: var(--student-primary);
    color: white;
}

.student-timeline-item.active .student-timeline-circle {
    background: var(--student-primary);
    color: white;
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.2);
}

.student-timeline-line {
    width: 2px;
    height: 36px;
    background: var(--student-border);
    margin-top: 4px;
}

.student-timeline-item.completed .student-timeline-line {
    background: var(--student-primary);
}

.student-timeline-content {
    flex: 1;
    padding-top: 2px;
}

.student-timeline-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--student-text);
    margin-bottom: 4px;
}

.student-timeline-item:not(.completed):not(.active) .student-timeline-title {
    color: var(--student-text-muted);
}

.student-timeline-desc {
    font-size: 12px;
    color: var(--student-text-secondary);
}

.student-empty {
    text-align: center;
    padding: 40px 20px;
}

.student-empty-icon {
    font-size: 40px;
    color: #d1d5db;
    margin-bottom: 16px;
}

.student-empty-title {
    font-size: 15px;
    font-weight: 500;
    color: var(--student-text);
    margin-bottom: 8px;
}

.student-empty-desc {
    font-size: 13px;
    color: var(--student-text-muted);
}

.student-footer {
    text-align: center;
    padding: 24px 20px;
    font-size: 12px;
    color: var(--student-text-muted);
}

.toast {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(-100px);
    padding: 12px 20px;
    border-radius: var(--student-radius-md);
    background: var(--student-text);
    color: white;
    font-size: 14px;
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 9999;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    pointer-events: none;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
    pointer-events: auto;
}

.toast.success {
    background: var(--student-primary);
}

.toast.error {
    background: #ef4444;
}

.toast.warning {
    background: var(--student-warning);
}

.toast-content {
    display: flex;
    align-items: center;
    gap: 8px;
}

.student-login-container {
    max-width: 420px;
    margin: 40px auto;
    padding: 0 20px;
}

.student-login-card {
    background: white;
    border-radius: var(--student-radius-lg);
    box-shadow: var(--student-shadow-lg);
    padding: 36px 28px;
}

.student-login-header {
    text-align: center;
    margin-bottom: 28px;
}

.student-login-icon {
    width: 64px;
    height: 64px;
    background: var(--student-primary-gradient);
    border-radius: var(--student-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    box-shadow: 0 8px 24px var(--student-primary-shadow);
}

.student-login-icon i {
    font-size: 28px;
    color: white;
}

.student-login-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--student-text);
    margin: 0 0 6px;
}

.student-login-desc {
    font-size: 13px;
    color: var(--student-text-secondary);
    margin: 0;
}

.student-login-footer {
    text-align: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #f3f4f6;
    font-size: 12px;
    color: var(--student-text-muted);
}

.student-login-footer i {
    color: var(--student-primary);
}

@media (max-width: 600px) {
    .student-container {
        padding: 0 16px 32px;
    }

    .student-header {
        padding: 32px 16px 24px;
        margin: 0 -16px;
    }

    .student-info-grid {
        grid-template-columns: 1fr;
    }

    .student-card-body {
        padding: 20px;
    }

    .student-login-container {
        padding: 0 16px;
        margin: 20px auto;
    }

    .student-login-card {
        padding: 28px 20px;
    }

    .student-steps {
        flex-wrap: wrap;
        gap: 12px;
    }

    .student-step-line {
        width: 24px;
    }
}

/* ============================================
   学生登录页面专属样式
   ============================================ */

/* 登录页全屏背景 */
.s-login-body {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    background: linear-gradient(135deg, #e0f7ed 0%, #c8f0dd 30%, #d0f4e8 60%, #b8edce 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* 背景浮动装饰球 */
.s-login-bg {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
}
.s-login-bg-1 {
    width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(16,185,129,0.18) 0%, transparent 70%);
    top: -120px; left: -100px;
    animation: sFloat1 8s ease-in-out infinite;
}
.s-login-bg-2 {
    width: 320px; height: 320px;
    background: radial-gradient(circle, rgba(5,150,105,0.14) 0%, transparent 70%);
    bottom: -80px; right: -60px;
    animation: sFloat2 10s ease-in-out infinite;
}
.s-login-bg-3 {
    width: 220px; height: 220px;
    background: radial-gradient(circle, rgba(16,185,129,0.12) 0%, transparent 70%);
    top: 30%; right: 8%;
    animation: sFloat3 7s ease-in-out infinite;
}
.s-login-bg-4 {
    width: 180px; height: 180px;
    background: radial-gradient(circle, rgba(52,211,153,0.16) 0%, transparent 70%);
    bottom: 20%; left: 6%;
    animation: sFloat1 9s ease-in-out infinite reverse;
}

@keyframes sFloat1 {
    0%,100% { transform: translate(0,0); }
    50% { transform: translate(30px, 40px); }
}
@keyframes sFloat2 {
    0%,100% { transform: translate(0,0); }
    50% { transform: translate(-25px, -35px); }
}
@keyframes sFloat3 {
    0%,100% { transform: translate(0,0) scale(1); }
    50% { transform: translate(-20px, 20px) scale(1.1); }
}

/* 登录页容器 */
.s-login-page {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 440px;
    padding: 0 20px;
    animation: sLoginEnter 0.6s cubic-bezier(0.22,1,0.36,1) both;
}

@keyframes sLoginEnter {
    from { opacity: 0; transform: translateY(30px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* 登录卡片 */
.s-login-card {
    background: rgba(255,255,255,0.82);
    backdrop-filter: blur(20px) saturate(1.6);
    -webkit-backdrop-filter: blur(20px) saturate(1.6);
    border-radius: 24px;
    border: 1px solid rgba(255,255,255,0.6);
    box-shadow:
        0 8px 32px rgba(16,185,129,0.12),
        0 2px 8px rgba(0,0,0,0.06),
        inset 0 1px 0 rgba(255,255,255,0.8);
    overflow: hidden;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.s-login-card:hover {
    box-shadow:
        0 16px 48px rgba(16,185,129,0.18),
        0 4px 12px rgba(0,0,0,0.08),
        inset 0 1px 0 rgba(255,255,255,0.8);
    transform: translateY(-2px);
}

/* 顶部渐变装饰条 */
.s-login-topbar {
    height: 5px;
    background: linear-gradient(90deg, #10b981 0%, #34d399 40%, #059669 70%, #10b981 100%);
    background-size: 200% auto;
    animation: sTopbarShimmer 4s linear infinite;
}

@keyframes sTopbarShimmer {
    0% { background-position: 0% center; }
    100% { background-position: 200% center; }
}

/* 卡片内边距 */
.s-login-inner {
    padding: 40px 36px 28px;
}

/* 头像圆圈 */
.s-login-avatar {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow:
        0 10px 30px rgba(16,185,129,0.35),
        0 4px 12px rgba(16,185,129,0.2);
    position: relative;
    animation: sAvatarPulse 3s ease-in-out infinite;
}

.s-login-avatar::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid rgba(16,185,129,0.25);
    animation: sAvatarRing 3s ease-in-out infinite;
}

@keyframes sAvatarPulse {
    0%,100% { box-shadow: 0 10px 30px rgba(16,185,129,0.35), 0 4px 12px rgba(16,185,129,0.2); }
    50% { box-shadow: 0 14px 40px rgba(16,185,129,0.45), 0 6px 16px rgba(16,185,129,0.25); }
}

@keyframes sAvatarRing {
    0%,100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.08); opacity: 0.6; }
}

.s-login-avatar i {
    font-size: 34px;
    color: white;
}

/* 标题 */
.s-login-title {
    text-align: center;
    font-size: 22px;
    font-weight: 700;
    color: #1f2937;
    margin: 0 0 8px;
    letter-spacing: 0.5px;
}

.s-login-subtitle {
    text-align: center;
    font-size: 13px;
    color: #6b7280;
    margin: 0 0 32px;
    font-weight: 400;
}

/* 表单 */
.s-login-form {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.s-login-field {
    margin-bottom: 20px;
}

.s-login-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: #374151;
    margin-bottom: 8px;
}

.s-login-label i {
    color: #10b981;
    margin-right: 4px;
    font-size: 12px;
}

/* 输入框包裹 */
.s-login-input-wrap {
    position: relative;
}

.s-login-input {
    width: 100%;
    padding: 13px 14px 13px 42px;
    border: 1.5px solid #e5e7eb;
    border-radius: 12px;
    font-size: 14px;
    font-family: inherit;
    color: #1f2937;
    background: rgba(255,255,255,0.9);
    transition: all 0.25s ease;
    box-sizing: border-box;
}

.s-login-input::placeholder {
    color: #9ca3af;
}

.s-login-input:hover {
    border-color: #d1d5db;
    background: white;
}

.s-login-input:focus {
    outline: none;
    border-color: #10b981;
    background: white;
    box-shadow: 0 0 0 3px rgba(16,185,129,0.12), 0 2px 8px rgba(16,185,129,0.08);
}

/* 输入框内左侧图标 */
.s-login-input-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 14px;
    color: #9ca3af;
    transition: color 0.2s ease;
    pointer-events: none;
}

.s-login-input:focus ~ .s-login-input-icon,
.s-login-input-wrap:focus-within .s-login-input-icon {
    color: #10b981;
}

/* 登录按钮 */
.s-login-btn {
    width: 100%;
    padding: 14px 20px;
    border: none;
    border-radius: 12px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    font-size: 15px;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    letter-spacing: 1px;
    margin-top: 8px;
    box-shadow: 0 6px 20px rgba(16,185,129,0.35), 0 2px 6px rgba(16,185,129,0.2);
    transition: all 0.25s ease;
    position: relative;
    overflow: hidden;
}

.s-login-btn::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    transition: left 0.6s ease;
}

.s-login-btn:hover:not(:disabled)::before {
    left: 100%;
}

.s-login-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(16,185,129,0.4), 0 4px 10px rgba(16,185,129,0.25);
}

.s-login-btn:active:not(:disabled) {
    transform: translateY(0);
    box-shadow: 0 4px 12px rgba(16,185,129,0.3);
}

.s-login-btn:disabled {
    opacity: 0.65;
    cursor: not-allowed;
    transform: none;
}

/* 隐私提示 */
.s-login-notice {
    text-align: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid rgba(16,185,129,0.15);
    font-size: 12px;
    color: #6b7280;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.s-login-notice i {
    color: #10b981;
    font-size: 13px;
}

/* 底部版权 */
.s-login-bottom {
    text-align: center;
    padding: 16px 20px;
    font-size: 12px;
    color: #9ca3af;
    background: rgba(249,250,251,0.5);
    border-top: 1px solid rgba(229,231,235,0.5);
}

/* 登录页响应式 */
@media (max-width: 480px) {
    .s-login-page {
        padding: 0 16px;
    }
    .s-login-inner {
        padding: 32px 24px 24px;
    }
    .s-login-avatar {
        width: 68px;
        height: 68px;
    }
    .s-login-avatar i {
        font-size: 28px;
    }
    .s-login-title {
        font-size: 20px;
    }
    .s-login-input {
        padding: 12px 12px 12px 40px;
    }
    .s-login-btn {
        padding: 13px 16px;
    }
}

/* ============================================
   学生状态页面专属样式
   ============================================ */

/* 状态页全屏背景 */
.s-status-body {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    background: linear-gradient(160deg, #ecfdf5 0%, #d1fae5 35%, #e0f7ed 65%, #f0fdf4 100%);
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    position: relative;
    overflow-x: hidden;
}

/* 背景浮动装饰球 */
.s-status-bg {
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
}
.s-status-bg-1 {
    width: 380px; height: 380px;
    background: radial-gradient(circle, rgba(16,185,129,0.12) 0%, transparent 70%);
    top: -100px; right: -80px;
    animation: sStatusFloat1 10s ease-in-out infinite;
}
.s-status-bg-2 {
    width: 300px; height: 300px;
    background: radial-gradient(circle, rgba(5,150,105,0.10) 0%, transparent 70%);
    bottom: 10%; left: -60px;
    animation: sStatusFloat2 12s ease-in-out infinite;
}
.s-status-bg-3 {
    width: 240px; height: 240px;
    background: radial-gradient(circle, rgba(52,211,153,0.12) 0%, transparent 70%);
    top: 45%; right: 5%;
    animation: sStatusFloat1 9s ease-in-out infinite reverse;
}

@keyframes sStatusFloat1 {
    0%,100% { transform: translate(0,0); }
    50% { transform: translate(-30px, 40px); }
}
@keyframes sStatusFloat2 {
    0%,100% { transform: translate(0,0); }
    50% { transform: translate(25px, -30px); }
}

/* 顶部导航栏 */
.s-status-navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255,255,255,0.75);
    backdrop-filter: blur(16px) saturate(1.6);
    -webkit-backdrop-filter: blur(16px) saturate(1.6);
    border-bottom: 1px solid rgba(16,185,129,0.1);
    box-shadow: 0 1px 8px rgba(0,0,0,0.04);
}

.s-status-nav-inner {
    max-width: 640px;
    margin: 0 auto;
    padding: 12px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.s-status-nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 16px;
    font-weight: 600;
    color: #1f2937;
}

.s-status-nav-logo {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(16,185,129,0.25);
}

.s-status-nav-logo i {
    font-size: 16px;
    color: white;
}

.s-status-nav-btn {
    background: rgba(239,68,68,0.08);
    border: 1px solid rgba(239,68,68,0.15);
    color: #ef4444;
    padding: 7px 16px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    font-family: inherit;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s ease;
}

.s-status-nav-btn:hover {
    background: rgba(239,68,68,0.15);
    border-color: rgba(239,68,68,0.25);
    transform: translateY(-1px);
}

/* 页面主体容器 */
.s-status-page {
    position: relative;
    z-index: 1;
    max-width: 640px;
    margin: 0 auto;
    padding: 28px 24px 40px;
    animation: sStatusPageEnter 0.5s cubic-bezier(0.22,1,0.36,1) both;
}

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

/* 页面头部 Hero */
.s-status-hero {
    text-align: center;
    padding: 20px 0 28px;
}

.s-status-hero-icon {
    width: 76px;
    height: 76px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-radius: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 18px;
    box-shadow: 0 10px 30px rgba(16,185,129,0.3);
    transition: all 0.4s ease;
}

.s-status-hero-icon i {
    font-size: 30px;
    color: white;
}

.s-status-hero-title {
    font-size: 24px;
    font-weight: 700;
    color: #1f2937;
    margin: 0 0 8px;
    letter-spacing: 0.3px;
}

.s-status-hero-desc {
    font-size: 14px;
    color: #6b7280;
    margin: 0;
}

/* 加载动画 */
.s-status-loading {
    text-align: center;
    padding: 40px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    color: #6b7280;
    font-size: 14px;
}

.s-status-loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid #e5e7eb;
    border-top-color: #10b981;
    border-radius: 50%;
    animation: sStatusSpin 0.8s linear infinite;
}

@keyframes sStatusSpin {
    to { transform: rotate(360deg); }
}

/* 通用卡片 - 毛玻璃效果 */
.s-status-card {
    background: rgba(255,255,255,0.8);
    backdrop-filter: blur(12px) saturate(1.4);
    -webkit-backdrop-filter: blur(12px) saturate(1.4);
    border-radius: 18px;
    border: 1px solid rgba(255,255,255,0.6);
    box-shadow:
        0 4px 20px rgba(0,0,0,0.06),
        0 1px 4px rgba(0,0,0,0.04);
    margin-bottom: 18px;
    overflow: hidden;
    transition: all 0.3s ease;
    animation: sStatusCardEnter 0.5s cubic-bezier(0.22,1,0.36,1) both;
}

.s-status-card:nth-child(2) { animation-delay: 0.1s; }
.s-status-card:nth-child(3) { animation-delay: 0.2s; }
.s-status-card:nth-child(4) { animation-delay: 0.3s; }

@keyframes sStatusCardEnter {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}

.s-status-card:hover {
    box-shadow:
        0 8px 30px rgba(16,185,129,0.1),
        0 2px 8px rgba(0,0,0,0.05);
    transform: translateY(-2px);
}

.s-status-card-header {
    padding: 18px 24px;
    border-bottom: 1px solid rgba(16,185,129,0.08);
}

.s-status-card-title {
    font-size: 16px;
    font-weight: 600;
    color: #1f2937;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.s-status-card-title i {
    color: #10b981;
    font-size: 15px;
}

.s-status-card-body {
    padding: 22px 24px;
}

/* 状态展示区 */
.s-status-status-section {
    text-align: center;
    padding: 36px 24px;
}

.s-status-status-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 18px;
    background: rgba(240,253,244,0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(16,185,129,0.12);
}

.s-status-status-icon i {
    font-size: 34px;
}

/* 状态徽章 */
.s-status-badge {
    display: inline-block;
    padding: 5px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

.s-status-badge.success {
    background: linear-gradient(135deg, #d1fae5, #a7f3d0);
    color: #059669;
}

.s-status-badge.warning {
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    color: #92400e;
}

.s-status-badge.info {
    background: linear-gradient(135deg, #dbeafe, #bfdbfe);
    color: #1e40af;
}

.s-status-badge.gray {
    background: linear-gradient(135deg, #f3f4f6, #e5e7eb);
    color: #6b7280;
}

/* 提示框 */
.s-status-tip-box {
    border-radius: 12px;
    padding: 14px 18px;
    margin-bottom: 16px;
    font-size: 13px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    line-height: 1.6;
}

.s-status-tip-box i {
    margin-top: 2px;
    flex-shrink: 0;
    font-size: 14px;
}

.s-status-tip-info {
    background: linear-gradient(135deg, #fef3c7, #fef9c3);
    border-left: 4px solid #f59e0b;
    color: #92400e;
}

.s-status-tip-warning {
    background: linear-gradient(135deg, #fef3c7, #fff7ed);
    border-left: 4px solid #f59e0b;
    color: #92400e;
}

/* 弹跳箭头 */
.s-status-bounce-arrow {
    text-align: center;
    padding: 12px 0;
}

.s-status-bounce-arrow i {
    font-size: 24px;
    color: #10b981;
    animation: sStatusBounce 1.5s ease-in-out infinite;
}

@keyframes sStatusBounce {
    0%,100% { transform: translateY(0); }
    50% { transform: translateY(8px); }
}

/* 信息网格 */
.s-status-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.s-status-info-item {
    background: linear-gradient(135deg, #f9fafb, #f3f4f6);
    border-radius: 14px;
    padding: 16px 18px;
    border: 1px solid rgba(229,231,235,0.6);
    transition: all 0.2s ease;
}

.s-status-info-item:hover {
    border-color: rgba(16,185,129,0.2);
    background: linear-gradient(135deg, #f0fdf4, #ecfdf5);
}

.s-status-info-label {
    font-size: 12px;
    color: #6b7280;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.s-status-info-label i {
    color: #10b981;
    font-size: 12px;
}

.s-status-info-value {
    font-size: 14px;
    font-weight: 500;
    color: #1f2937;
    word-break: break-all;
}

.s-status-info-mono {
    font-family: 'JetBrains Mono', 'SF Mono', 'Monaco', monospace;
    letter-spacing: 0.5px;
}

/* 时间线 */
.s-status-timeline {
    padding: 0;
}

.s-status-timeline-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding-bottom: 0;
    position: relative;
}

.s-status-timeline-item:last-child {
    padding-bottom: 0;
}

.s-status-timeline-dot {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex-shrink: 0;
}

.s-status-timeline-circle {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: #f3f4f6;
    color: #9ca3af;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.s-status-timeline-item.completed .s-status-timeline-circle {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    border-color: rgba(16,185,129,0.3);
    box-shadow: 0 4px 12px rgba(16,185,129,0.25);
}

.s-status-timeline-item.active .s-status-timeline-circle {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    border-color: rgba(16,185,129,0.4);
    box-shadow: 0 0 0 4px rgba(16,185,129,0.15), 0 4px 12px rgba(16,185,129,0.25);
    animation: sStatusPulse 2s ease-in-out infinite;
}

@keyframes sStatusPulse {
    0%,100% { box-shadow: 0 0 0 4px rgba(16,185,129,0.15), 0 4px 12px rgba(16,185,129,0.25); }
    50% { box-shadow: 0 0 0 8px rgba(16,185,129,0.08), 0 4px 16px rgba(16,185,129,0.3); }
}

.s-status-timeline-line {
    width: 2px;
    height: 32px;
    background: #e5e7eb;
    margin-top: 4px;
    border-radius: 1px;
}

.s-status-timeline-line.active {
    background: linear-gradient(180deg, #10b981, #34d399);
}

.s-status-timeline-content {
    flex: 1;
    padding-top: 4px;
    padding-bottom: 24px;
}

.s-status-timeline-item:last-child .s-status-timeline-content {
    padding-bottom: 0;
}

.s-status-timeline-title {
    font-size: 14px;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 4px;
}

.s-status-timeline-item:not(.completed):not(.active) .s-status-timeline-title {
    color: #9ca3af;
}

.s-status-timeline-desc {
    font-size: 12px;
    color: #6b7280;
}

/* 操作按钮区 */
.s-status-action-bar {
    margin-top: 24px;
    animation: sStatusCardEnter 0.5s cubic-bezier(0.22,1,0.36,1) 0.35s both;
}

.s-status-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border: none;
    border-radius: 14px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    transition: all 0.25s ease;
    text-decoration: none;
}

.s-status-btn-primary {
    width: 100%;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    box-shadow: 0 6px 20px rgba(16,185,129,0.35);
    position: relative;
    overflow: hidden;
}

.s-status-btn-primary::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    transition: left 0.6s ease;
}

.s-status-btn-primary:hover::before {
    left: 100%;
}

.s-status-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(16,185,129,0.4);
}

.s-status-btn-primary:active {
    transform: translateY(0);
}

/* 联系提示框 */
.s-status-contact-hint {
    text-align: center;
    margin-top: 24px;
    padding: 18px 20px;
    background: rgba(209,250,229,0.6);
    backdrop-filter: blur(8px);
    border-radius: 14px;
    border: 1px solid rgba(16,185,129,0.15);
    color: #059669;
    font-size: 13px;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    animation: sStatusCardEnter 0.5s cubic-bezier(0.22,1,0.36,1) 0.35s both;
}

.s-status-contact-hint i {
    font-size: 14px;
}

/* 底部 */
.s-status-footer {
    text-align: center;
    padding: 32px 20px 16px;
    font-size: 12px;
    color: #9ca3af;
}

/* 状态页响应式 */
@media (max-width: 640px) {
    .s-status-page {
        padding: 20px 16px 32px;
    }
    .s-status-nav-inner {
        padding: 10px 16px;
    }
    .s-status-hero-icon {
        width: 64px;
        height: 64px;
        border-radius: 18px;
    }
    .s-status-hero-icon i {
        font-size: 26px;
    }
    .s-status-hero-title {
        font-size: 20px;
    }
    .s-status-card-body {
        padding: 18px 18px;
    }
    .s-status-info-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    .s-status-btn {
        padding: 13px 20px;
        font-size: 14px;
    }
}

/* ============================================
   学生提交页面专属样式
   ============================================ */

/* 提交页全屏背景 */
.s-submit-body {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    background: linear-gradient(160deg, #ecfdf5 0%, #d1fae5 40%, #e0f7ed 70%, #f0fdf4 100%);
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    position: relative;
    overflow-x: hidden;
}

/* 背景浮动装饰球 */
.s-submit-bg {
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
}
.s-submit-bg-1 {
    width: 360px; height: 360px;
    background: radial-gradient(circle, rgba(16,185,129,0.14) 0%, transparent 70%);
    top: -80px; left: -60px;
    animation: sSubmitFloat1 9s ease-in-out infinite;
}
.s-submit-bg-2 {
    width: 300px; height: 300px;
    background: radial-gradient(circle, rgba(5,150,105,0.10) 0%, transparent 70%);
    bottom: 15%; right: -50px;
    animation: sSubmitFloat2 11s ease-in-out infinite;
}
.s-submit-bg-3 {
    width: 220px; height: 220px;
    background: radial-gradient(circle, rgba(52,211,153,0.12) 0%, transparent 70%);
    top: 50%; left: 10%;
    animation: sSubmitFloat1 8s ease-in-out infinite reverse;
}

@keyframes sSubmitFloat1 {
    0%,100% { transform: translate(0,0); }
    50% { transform: translate(30px, 35px); }
}
@keyframes sSubmitFloat2 {
    0%,100% { transform: translate(0,0); }
    50% { transform: translate(-25px, -30px); }
}

/* 顶部导航栏 */
.s-submit-navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255,255,255,0.78);
    backdrop-filter: blur(16px) saturate(1.6);
    -webkit-backdrop-filter: blur(16px) saturate(1.6);
    border-bottom: 1px solid rgba(16,185,129,0.1);
    box-shadow: 0 1px 8px rgba(0,0,0,0.04);
}

.s-submit-nav-inner {
    max-width: 640px;
    margin: 0 auto;
    padding: 12px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.s-submit-nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 16px;
    font-weight: 600;
    color: #1f2937;
}

.s-submit-nav-logo {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(16,185,129,0.25);
}

.s-submit-nav-logo i {
    font-size: 16px;
    color: white;
}

.s-submit-nav-btn {
    background: rgba(239,68,68,0.08);
    border: 1px solid rgba(239,68,68,0.15);
    color: #ef4444;
    padding: 7px 16px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    font-family: inherit;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s ease;
}

.s-submit-nav-btn:hover {
    background: rgba(239,68,68,0.15);
    border-color: rgba(239,68,68,0.25);
    transform: translateY(-1px);
}

/* 页面主体容器 */
.s-submit-page {
    position: relative;
    z-index: 1;
    max-width: 640px;
    margin: 0 auto;
    padding: 28px 24px 40px;
    animation: sSubmitPageEnter 0.5s cubic-bezier(0.22,1,0.36,1) both;
}

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

/* 页面头部 Hero */
.s-submit-hero {
    text-align: center;
    padding: 16px 0 24px;
}

.s-submit-hero-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    box-shadow: 0 10px 30px rgba(16,185,129,0.3);
}

.s-submit-hero-icon i {
    font-size: 28px;
    color: white;
}

.s-submit-hero-title {
    font-size: 24px;
    font-weight: 700;
    color: #1f2937;
    margin: 0 0 6px;
}

.s-submit-hero-desc {
    font-size: 14px;
    color: #6b7280;
    margin: 0;
}

/* 步骤指示器 */
.s-submit-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px 0;
    margin-bottom: 20px;
    gap: 0;
}

.s-submit-step {
    display: flex;
    align-items: center;
    gap: 8px;
}

.s-submit-step-icon {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: rgba(229,231,235,0.8);
    backdrop-filter: blur(4px);
    color: #9ca3af;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.s-submit-step.active .s-submit-step-icon {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    border-color: rgba(16,185,129,0.3);
    box-shadow: 0 0 0 4px rgba(16,185,129,0.15), 0 4px 12px rgba(16,185,129,0.3);
}

.s-submit-step.completed .s-submit-step-icon {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    border-color: rgba(16,185,129,0.2);
    box-shadow: 0 4px 12px rgba(16,185,129,0.25);
}

.s-submit-step-text {
    font-size: 14px;
    color: #9ca3af;
    font-weight: 500;
    transition: color 0.3s ease;
}

.s-submit-step.active .s-submit-step-text {
    color: #059669;
    font-weight: 600;
}

.s-submit-step.completed .s-submit-step-text {
    color: #10b981;
}

.s-submit-step-line {
    width: 48px;
    height: 3px;
    background: rgba(229,231,235,0.8);
    margin: 0 10px;
    border-radius: 2px;
    transition: background 0.3s ease;
}

.s-submit-step-line.active {
    background: linear-gradient(90deg, #10b981, #34d399);
}

/* 通用卡片 - 毛玻璃效果 */
.s-submit-card {
    background: rgba(255,255,255,0.82);
    backdrop-filter: blur(12px) saturate(1.5);
    -webkit-backdrop-filter: blur(12px) saturate(1.5);
    border-radius: 18px;
    border: 1px solid rgba(255,255,255,0.6);
    box-shadow:
        0 4px 20px rgba(0,0,0,0.06),
        0 1px 4px rgba(0,0,0,0.04);
    margin-bottom: 18px;
    overflow: hidden;
    transition: all 0.3s ease;
    animation: sSubmitCardEnter 0.5s cubic-bezier(0.22,1,0.36,1) both;
}

.s-submit-card:nth-child(2) { animation-delay: 0.08s; }
.s-submit-card:nth-child(3) { animation-delay: 0.16s; }

@keyframes sSubmitCardEnter {
    from { opacity: 0; transform: translateY(14px); }
    to   { opacity: 1; transform: translateY(0); }
}

.s-submit-card:hover {
    box-shadow:
        0 8px 30px rgba(16,185,129,0.1),
        0 2px 8px rgba(0,0,0,0.05);
    transform: translateY(-2px);
}

/* 祝贺卡片特殊样式 */
.s-submit-card-congrats {
    background: linear-gradient(135deg, rgba(209,250,229,0.7), rgba(167,243,208,0.5));
    border: 1px solid rgba(16,185,129,0.15);
}

.s-submit-card-header {
    padding: 18px 24px;
    border-bottom: 1px solid rgba(16,185,129,0.08);
}

.s-submit-card-title {
    font-size: 16px;
    font-weight: 600;
    color: #1f2937;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.s-submit-card-title i {
    color: #10b981;
    font-size: 16px;
}

.s-submit-card-body {
    padding: 22px 24px;
}

/* 祝贺区域 */
.s-submit-congrats {
    text-align: center;
    padding: 12px 0;
}

.s-submit-congrats-emoji {
    font-size: 48px;
    margin-bottom: 14px;
    animation: sSubmitEmojiBounce 2s ease-in-out infinite;
}

@keyframes sSubmitEmojiBounce {
    0%,100% { transform: scale(1) rotate(0deg); }
    25% { transform: scale(1.1) rotate(-5deg); }
    50% { transform: scale(1) rotate(0deg); }
    75% { transform: scale(1.1) rotate(5deg); }
}

.s-submit-congrats-title {
    font-size: 18px;
    font-weight: 600;
    color: #1f2937;
    margin: 0;
    line-height: 1.5;
}

.s-submit-congrats-title span {
    color: #059669;
    font-weight: 700;
}

/* 加载动画 */
.s-submit-loading {
    text-align: center;
    padding: 40px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    color: #6b7280;
    font-size: 14px;
}

.s-submit-loading-spinner {
    width: 38px;
    height: 38px;
    border: 3px solid #e5e7eb;
    border-top-color: #10b981;
    border-radius: 50%;
    animation: sSubmitSpin 0.8s linear infinite;
}

@keyframes sSubmitSpin {
    to { transform: rotate(360deg); }
}

/* 信息提示 */
.s-submit-notice {
    margin-top: 16px;
    padding: 12px 16px;
    background: rgba(249,250,251,0.8);
    border-radius: 10px;
    font-size: 12px;
    color: #6b7280;
    display: flex;
    align-items: center;
    gap: 8px;
}

.s-submit-notice i {
    color: #10b981;
    font-size: 13px;
}

/* 信息网格 */
.s-submit-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.s-submit-info-item {
    background: linear-gradient(135deg, #f9fafb, #f3f4f6);
    border-radius: 14px;
    padding: 16px 18px;
    border: 1px solid rgba(229,231,235,0.6);
    transition: all 0.2s ease;
}

.s-submit-info-item:hover {
    border-color: rgba(16,185,129,0.2);
    background: linear-gradient(135deg, #f0fdf4, #ecfdf5);
    transform: translateY(-1px);
}

.s-submit-info-label {
    font-size: 12px;
    color: #6b7280;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.s-submit-info-label i {
    color: #10b981;
    font-size: 11px;
}

.s-submit-info-value {
    font-size: 14px;
    font-weight: 600;
    color: #1f2937;
    word-break: break-all;
}

/* 提示框 */
.s-submit-tip-box {
    border-radius: 12px;
    padding: 14px 18px;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #fef3c7, #fef9c3);
    border-left: 4px solid #f59e0b;
    font-size: 13px;
    color: #92400e;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    line-height: 1.6;
}

.s-submit-tip-box i {
    margin-top: 2px;
    flex-shrink: 0;
    font-size: 14px;
}

/* 表单字段 */
.s-submit-field {
    margin-bottom: 22px;
}

.s-submit-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: #374151;
    margin-bottom: 10px;
}

.s-submit-label i {
    color: #10b981;
    margin-right: 4px;
    font-size: 13px;
}

.s-submit-required {
    color: #ef4444;
    margin-left: 2px;
}

.s-submit-textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1.5px solid #e5e7eb;
    border-radius: 14px;
    font-size: 14px;
    font-family: inherit;
    color: #1f2937;
    background: rgba(255,255,255,0.9);
    transition: all 0.25s ease;
    min-height: 100px;
    resize: vertical;
    box-sizing: border-box;
    line-height: 1.6;
}

.s-submit-textarea::placeholder {
    color: #9ca3af;
}

.s-submit-textarea:hover {
    border-color: #d1d5db;
    background: white;
}

.s-submit-textarea:focus {
    outline: none;
    border-color: #10b981;
    background: white;
    box-shadow: 0 0 0 3px rgba(16,185,129,0.12), 0 2px 8px rgba(16,185,129,0.08);
}

/* 输入框包裹 */
.s-submit-input-wrap {
    position: relative;
}

.s-submit-input {
    width: 100%;
    padding: 14px 16px 14px 44px;
    border: 1.5px solid #e5e7eb;
    border-radius: 14px;
    font-size: 14px;
    font-family: inherit;
    color: #1f2937;
    background: rgba(255,255,255,0.9);
    transition: all 0.25s ease;
    box-sizing: border-box;
}

.s-submit-input::placeholder {
    color: #9ca3af;
}

.s-submit-input:hover {
    border-color: #d1d5db;
    background: white;
}

.s-submit-input:focus {
    outline: none;
    border-color: #10b981;
    background: white;
    box-shadow: 0 0 0 3px rgba(16,185,129,0.12), 0 2px 8px rgba(16,185,129,0.08);
}

.s-submit-input-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 15px;
    color: #9ca3af;
    transition: color 0.2s ease;
    pointer-events: none;
}

.s-submit-input:focus ~ .s-submit-input-icon {
    color: #10b981;
}

/* 承诺书 */
.s-submit-commitment {
    background: rgba(249,250,251,0.9);
    border: 1px solid rgba(229,231,235,0.6);
    border-radius: 14px;
    padding: 20px;
    margin-bottom: 24px;
}

.s-submit-commitment-header {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 14px;
}

.s-submit-commitment-header i {
    color: #10b981;
    font-size: 16px;
}

.s-submit-commitment-text {
    font-size: 13px;
    color: #4b5563;
    line-height: 1.8;
    margin-bottom: 16px;
    padding: 12px 16px;
    background: white;
    border-radius: 10px;
    border-left: 3px solid #10b981;
}

/* 自定义复选框 */
.s-submit-checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: #374151;
    cursor: pointer;
    font-weight: 500;
    padding: 10px 14px;
    background: white;
    border-radius: 10px;
    border: 1px solid #e5e7eb;
    transition: all 0.2s ease;
}

.s-submit-checkbox-label:hover {
    border-color: #10b981;
    background: rgba(240,253,244,0.5);
}

.s-submit-checkbox {
    display: none;
}

.s-submit-checkbox-custom {
    width: 20px;
    height: 20px;
    border: 2px solid #d1d5db;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.2s ease;
}

.s-submit-checkbox:checked ~ .s-submit-checkbox-custom {
    background: linear-gradient(135deg, #10b981, #059669);
    border-color: #10b981;
}

.s-submit-checkbox:checked ~ .s-submit-checkbox-custom::after {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    color: white;
    font-size: 11px;
}

.s-submit-checkbox-label:has(.s-submit-checkbox:checked) {
    border-color: #10b981;
    background: rgba(209,250,229,0.5);
}

/* 操作按钮区 */
.s-submit-actions {
    display: flex;
    gap: 14px;
    margin-top: 24px;
    animation: sSubmitCardEnter 0.5s cubic-bezier(0.22,1,0.36,1) 0.2s both;
}

.s-submit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 24px;
    border: none;
    border-radius: 14px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    transition: all 0.25s ease;
    flex: 1;
}

.s-submit-btn-primary {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    box-shadow: 0 6px 20px rgba(16,185,129,0.35);
    position: relative;
    overflow: hidden;
}

.s-submit-btn-primary::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    transition: left 0.6s ease;
}

.s-submit-btn-primary:hover:not(:disabled)::before {
    left: 100%;
}

.s-submit-btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(16,185,129,0.4);
}

.s-submit-btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

.s-submit-btn-primary:disabled {
    opacity: 0.65;
    cursor: not-allowed;
}

.s-submit-btn-secondary {
    background: rgba(243,244,246,0.9);
    color: #374151;
    border: 1px solid rgba(229,231,235,0.8);
    backdrop-filter: blur(4px);
}

.s-submit-btn-secondary:hover {
    background: rgba(229,231,235,0.9);
    border-color: #d1d5db;
    transform: translateY(-1px);
}

/* 步骤内容区域 */
.s-submit-step-content {
    animation: sSubmitStepEnter 0.4s ease both;
}

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

/* 底部 */
.s-submit-footer {
    text-align: center;
    padding: 32px 20px 16px;
    font-size: 12px;
    color: #9ca3af;
}

/* 提交页响应式 */
@media (max-width: 640px) {
    .s-submit-page {
        padding: 20px 16px 32px;
    }
    .s-submit-nav-inner {
        padding: 10px 16px;
    }
    .s-submit-hero-icon {
        width: 60px;
        height: 60px;
        border-radius: 16px;
    }
    .s-submit-hero-icon i {
        font-size: 24px;
    }
    .s-submit-hero-title {
        font-size: 20px;
    }
    .s-submit-card-body {
        padding: 18px 18px;
    }
    .s-submit-info-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    .s-submit-actions {
        flex-direction: column;
    }
    .s-submit-btn {
        padding: 13px 20px;
    }
    .s-submit-steps {
        padding: 16px 0;
    }
    .s-submit-step-text {
        font-size: 12px;
    }
}

/* ============================================
   学生确认页面专属样式
   ============================================ */

/* 确认页全屏背景 */
.s-confirm-body {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    background: linear-gradient(160deg, #ecfdf5 0%, #d1fae5 40%, #e0f7ed 70%, #f0fdf4 100%);
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    position: relative;
    overflow-x: hidden;
}

/* 背景浮动装饰球 */
.s-confirm-bg {
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
}
.s-confirm-bg-1 {
    width: 350px; height: 350px;
    background: radial-gradient(circle, rgba(16,185,129,0.12) 0%, transparent 70%);
    top: -90px; right: -70px;
    animation: sConfirmFloat1 10s ease-in-out infinite;
}
.s-confirm-bg-2 {
    width: 280px; height: 280px;
    background: radial-gradient(circle, rgba(5,150,105,0.10) 0%, transparent 70%);
    bottom: 12%; left: -50px;
    animation: sConfirmFloat2 11s ease-in-out infinite;
}
.s-confirm-bg-3 {
    width: 200px; height: 200px;
    background: radial-gradient(circle, rgba(52,211,153,0.12) 0%, transparent 70%);
    top: 45%; right: 8%;
    animation: sConfirmFloat1 8s ease-in-out infinite reverse;
}

@keyframes sConfirmFloat1 {
    0%,100% { transform: translate(0,0); }
    50% { transform: translate(-25px, 35px); }
}
@keyframes sConfirmFloat2 {
    0%,100% { transform: translate(0,0); }
    50% { transform: translate(20px, -25px); }
}

/* 顶部导航栏 */
.s-confirm-navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255,255,255,0.78);
    backdrop-filter: blur(16px) saturate(1.6);
    -webkit-backdrop-filter: blur(16px) saturate(1.6);
    border-bottom: 1px solid rgba(16,185,129,0.1);
    box-shadow: 0 1px 8px rgba(0,0,0,0.04);
}

.s-confirm-nav-inner {
    max-width: 640px;
    margin: 0 auto;
    padding: 12px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.s-confirm-nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 16px;
    font-weight: 600;
    color: #1f2937;
}

.s-confirm-nav-logo {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(16,185,129,0.25);
}

.s-confirm-nav-logo i {
    font-size: 16px;
    color: white;
}

.s-confirm-nav-btn {
    background: rgba(239,68,68,0.08);
    border: 1px solid rgba(239,68,68,0.15);
    color: #ef4444;
    padding: 7px 16px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    font-family: inherit;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s ease;
}

.s-confirm-nav-btn:hover {
    background: rgba(239,68,68,0.15);
    border-color: rgba(239,68,68,0.25);
    transform: translateY(-1px);
}

/* 页面主体容器 */
.s-confirm-page {
    position: relative;
    z-index: 1;
    max-width: 640px;
    margin: 0 auto;
    padding: 28px 24px 40px;
    animation: sConfirmPageEnter 0.5s cubic-bezier(0.22,1,0.36,1) both;
}

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

/* 页面头部 Hero */
.s-confirm-hero {
    text-align: center;
    padding: 16px 0 24px;
}

.s-confirm-hero-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    box-shadow: 0 10px 30px rgba(16,185,129,0.3);
}

.s-confirm-hero-icon i {
    font-size: 28px;
    color: white;
}

.s-confirm-hero-title {
    font-size: 24px;
    font-weight: 700;
    color: #1f2937;
    margin: 0 0 6px;
}

.s-confirm-hero-desc {
    font-size: 14px;
    color: #6b7280;
    margin: 0;
}

/* 加载动画 */
.s-confirm-loading {
    text-align: center;
    padding: 40px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    color: #6b7280;
    font-size: 14px;
}

.s-confirm-loading-spinner {
    width: 38px;
    height: 38px;
    border: 3px solid #e5e7eb;
    border-top-color: #10b981;
    border-radius: 50%;
    animation: sConfirmSpin 0.8s linear infinite;
}

@keyframes sConfirmSpin {
    to { transform: rotate(360deg); }
}

/* 空状态 */
.s-confirm-empty {
    text-align: center;
    padding: 40px 20px;
}

.s-confirm-empty-icon {
    font-size: 48px;
    color: #f59e0b;
    margin-bottom: 16px;
}

.s-confirm-empty-title {
    font-size: 16px;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 8px;
}

.s-confirm-empty-desc {
    font-size: 14px;
    color: #6b7280;
}

/* 通用卡片 - 毛玻璃效果 */
.s-confirm-card {
    background: rgba(255,255,255,0.82);
    backdrop-filter: blur(12px) saturate(1.5);
    -webkit-backdrop-filter: blur(12px) saturate(1.5);
    border-radius: 18px;
    border: 1px solid rgba(255,255,255,0.6);
    box-shadow:
        0 4px 20px rgba(0,0,0,0.06),
        0 1px 4px rgba(0,0,0,0.04);
    margin-bottom: 18px;
    overflow: hidden;
    transition: all 0.3s ease;
    animation: sConfirmCardEnter 0.5s cubic-bezier(0.22,1,0.36,1) both;
}

.s-confirm-card:nth-child(2) { animation-delay: 0.08s; }
.s-confirm-card:nth-child(3) { animation-delay: 0.16s; }

@keyframes sConfirmCardEnter {
    from { opacity: 0; transform: translateY(14px); }
    to   { opacity: 1; transform: translateY(0); }
}

.s-confirm-card:hover {
    box-shadow:
        0 8px 30px rgba(16,185,129,0.1),
        0 2px 8px rgba(0,0,0,0.05);
    transform: translateY(-2px);
}

.s-confirm-card-header {
    padding: 18px 24px;
    border-bottom: 1px solid rgba(16,185,129,0.08);
}

.s-confirm-card-title {
    font-size: 16px;
    font-weight: 600;
    color: #1f2937;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.s-confirm-card-title i {
    color: #10b981;
    font-size: 16px;
}

.s-confirm-card-body {
    padding: 22px 24px;
}

/* 邮寄地址卡片特殊样式 */
.s-confirm-card-address {
    background: linear-gradient(135deg, rgba(219,234,254,0.5), rgba(191,219,254,0.3));
    border: 1px solid rgba(59,130,246,0.15);
}

.s-confirm-card-address .s-confirm-card-title {
    color: #1e40af;
}

.s-confirm-card-address .s-confirm-card-title i {
    color: #3b82f6;
}

/* 地址区域 */
.s-confirm-address-region {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    font-weight: 600;
    color: #1e40af;
    margin-bottom: 12px;
    padding: 12px 16px;
    background: rgba(255,255,255,0.8);
    border-radius: 12px;
    border-left: 4px solid #3b82f6;
}

.s-confirm-address-region i {
    color: #3b82f6;
    font-size: 14px;
}

.s-confirm-address-detail {
    font-size: 15px;
    color: #374151;
    line-height: 1.7;
    padding: 12px 16px;
    background: rgba(255,255,255,0.7);
    border-radius: 12px;
}

/* 信息网格 */
.s-confirm-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.s-confirm-info-item {
    background: linear-gradient(135deg, #f9fafb, #f3f4f6);
    border-radius: 14px;
    padding: 16px 18px;
    border: 1px solid rgba(229,231,235,0.6);
    transition: all 0.2s ease;
}

.s-confirm-info-item:hover {
    border-color: rgba(16,185,129,0.2);
    background: linear-gradient(135deg, #f0fdf4, #ecfdf5);
    transform: translateY(-1px);
}

.s-confirm-info-label {
    font-size: 12px;
    color: #6b7280;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.s-confirm-info-label i {
    color: #10b981;
    font-size: 11px;
}

.s-confirm-info-value {
    font-size: 14px;
    font-weight: 600;
    color: #1f2937;
    word-break: break-all;
}

/* 操作按钮区 */
.s-confirm-actions {
    display: flex;
    gap: 14px;
    margin-top: 24px;
    animation: sConfirmCardEnter 0.5s cubic-bezier(0.22,1,0.36,1) 0.2s both;
}

.s-confirm-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border: none;
    border-radius: 14px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    transition: all 0.25s ease;
    flex: 1;
}

.s-confirm-btn-primary {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    box-shadow: 0 6px 20px rgba(16,185,129,0.35);
    position: relative;
    overflow: hidden;
}

.s-confirm-btn-primary::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    transition: left 0.6s ease;
}

.s-confirm-btn-primary:hover:not(:disabled)::before {
    left: 100%;
}

.s-confirm-btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(16,185,129,0.4);
}

.s-confirm-btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

/* 底部 */
.s-confirm-footer {
    text-align: center;
    padding: 32px 20px 16px;
    font-size: 12px;
    color: #9ca3af;
}

/* 确认页响应式 */
@media (max-width: 640px) {
    .s-confirm-page {
        padding: 20px 16px 32px;
    }
    .s-confirm-nav-inner {
        padding: 10px 16px;
    }
    .s-confirm-hero-icon {
        width: 60px;
        height: 60px;
        border-radius: 16px;
    }
    .s-confirm-hero-icon i {
        font-size: 24px;
    }
    .s-confirm-hero-title {
        font-size: 20px;
    }
    .s-confirm-card-body {
        padding: 18px 18px;
    }
    .s-confirm-info-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    .s-confirm-actions {
        flex-direction: column;
    }
    .s-confirm-btn {
        padding: 13px 20px;
    }
}