/**
 * Essay Challenge Styles - Modern Clean Design v2.0
 * 
 * Color Palette - Dark Theme (matches subject pages)
 * - Primary: Slate Blue (#667eea) to Purple (#764ba2) gradient
 * - Success: Emerald (#10b981)
 * - Warning: Amber (#f59e0b)
 * - Error: Rose (#f43f5e)
 * - Background: Dark Slate tones
 */

/* ============================================
   CSS VARIABLES - DARK THEME
   ============================================ */
:root {
    --essay-primary: #667eea;
    --essay-primary-dark: #5a67d8;
    --essay-secondary: #764ba2;
    --essay-success: #38ef7d;
    --essay-success-light: rgba(56, 239, 125, 0.15);
    --essay-warning: #f59e0b;
    --essay-warning-light: rgba(245, 158, 11, 0.15);
    --essay-error: #f43f5e;
    --essay-error-light: rgba(244, 63, 94, 0.15);
    --essay-bg-dark: #1a1a2e;
    --essay-bg-card: rgba(30, 35, 60, 0.95);
    --essay-text-primary: #ffffff;
    --essay-text-secondary: rgba(255, 255, 255, 0.7);
    --essay-border: rgba(255, 255, 255, 0.1);
    --essay-shadow: rgba(0, 0, 0, 0.3);
    --essay-shadow-lg: rgba(0, 0, 0, 0.4);
    --essay-radius: 16px;
    --essay-radius-lg: 24px;
    --essay-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   MAIN SECTION
   ============================================ */
.essay-challenge-section {
    padding: 60px 0 80px;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
    position: relative;
    overflow: hidden;
    min-height: 100vh;
}

.essay-challenge-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 20%, rgba(99, 102, 241, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 70% 80%, rgba(6, 182, 212, 0.12) 0%, transparent 40%);
    animation: bgFloat 20s ease-in-out infinite;
    pointer-events: none;
}

@keyframes bgFloat {

    0%,
    100% {
        transform: translate(0, 0);
    }

    50% {
        transform: translate(-2%, 2%);
    }
}

/* ============================================
   INTRO CARD
   ============================================ */
.essay-challenge-intro {
    background: var(--essay-bg-card);
    backdrop-filter: blur(20px);
    border-radius: var(--essay-radius-lg);
    padding: 48px 40px;
    text-align: center;
    box-shadow: 0 25px 50px -12px var(--essay-shadow-lg);
    max-width: 680px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--essay-border);
}

.essay-challenge-intro::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--essay-primary), var(--essay-secondary));
}

.essay-challenge-intro .challenge-icon {
    font-size: 4.5rem;
    margin-bottom: 20px;
    display: block;
    text-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

.essay-challenge-intro h3 {
    color: var(--essay-text-primary);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 12px;
    background: linear-gradient(135deg, var(--essay-primary), var(--essay-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.essay-challenge-intro p {
    color: var(--essay-text-secondary);
    font-size: 1.1rem;
    margin-bottom: 32px;
    line-height: 1.7;
}

/* Rules Grid */
.essay-challenge-rules {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 36px;
}

.essay-challenge-rules .rule {
    background: rgba(255, 255, 255, 0.05);
    padding: 24px 16px;
    border-radius: var(--essay-radius);
    text-align: center;
    border: 1px solid var(--essay-border);
    transition: var(--essay-transition);
}

.essay-challenge-rules .rule:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px var(--essay-shadow-lg);
}

.essay-challenge-rules .rule i {
    font-size: 2rem;
    background: linear-gradient(135deg, var(--essay-primary), var(--essay-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
    display: block;
}

.essay-challenge-rules .rule span {
    font-weight: 700;
    color: var(--essay-text-primary);
    display: block;
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.essay-challenge-rules .rule small {
    color: var(--essay-text-secondary);
    font-size: 0.85rem;
}

/* Name Input */
.name-input-box {
    background: rgba(255, 255, 255, 0.05);
    padding: 32px;
    border-radius: var(--essay-radius);
    border: 1px solid var(--essay-border);
}

.name-input-box label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-weight: 600;
    color: var(--essay-text-primary);
    margin-bottom: 16px;
    font-size: 1.1rem;
}

.name-input-box label i {
    color: var(--essay-primary);
}

.name-input-box input {
    width: 100%;
    padding: 16px 20px;
    border: 2px solid var(--essay-border);
    border-radius: 12px;
    font-size: 1.1rem;
    font-family: 'Cairo', sans-serif;
    text-align: center;
    transition: var(--essay-transition);
    background: rgba(255, 255, 255, 0.1);
    color: var(--essay-text-primary);
    margin-bottom: 20px;
}

.name-input-box input:focus {
    outline: none;
    border-color: var(--essay-primary);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15);
}

.start-btn {
    background: linear-gradient(135deg, var(--essay-primary), var(--essay-secondary));
    color: white;
    border: none;
    padding: 16px 48px;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: 700;
    font-family: 'Cairo', sans-serif;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    transition: var(--essay-transition);
    box-shadow: 0 10px 40px rgba(99, 102, 241, 0.35);
}

.start-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 50px rgba(99, 102, 241, 0.45);
}

.start-btn i {
    font-size: 1.1rem;
}

/* ============================================
   ACTIVE CHALLENGE
   ============================================ */
.essay-challenge-active {
    max-width: 900px;
    margin: 0 auto;
}

/* Status Bar */
.essay-challenge-status {
    background: var(--essay-bg-card);
    backdrop-filter: blur(20px);
    border-radius: var(--essay-radius-lg);
    padding: 20px 28px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 28px;
    box-shadow: 0 10px 40px var(--essay-shadow-lg);
    position: sticky;
    top: 80px;
    z-index: 50;
    border: 1px solid var(--essay-border);
}

.essay-timer {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--essay-text-primary);
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50px;
}

.essay-timer i {
    color: var(--essay-primary);
    font-size: 1.3rem;
}

.essay-timer.warning {
    background: linear-gradient(135deg, var(--essay-error-light), #fecdd3);
    color: var(--essay-error);
    animation: timerPulse 1s infinite;
}

.essay-timer.warning i {
    color: var(--essay-error);
}

@keyframes timerPulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.02);
    }
}

.essay-progress-info {
    display: flex;
    gap: 12px;
}

.essay-info-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--essay-primary), var(--essay-primary-dark));
    color: white;
    padding: 10px 20px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
}

.essay-info-badge.points {
    background: linear-gradient(135deg, var(--essay-success), #059669);
}

.essay-info-badge i {
    font-size: 0.9rem;
}

/* ============================================
   QUESTION CARDS
   ============================================ */
.essay-challenge-questions {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.essay-challenge-question-card {
    background: var(--essay-bg-card);
    border-radius: var(--essay-radius-lg);
    padding: 32px;
    box-shadow: 0 10px 40px var(--essay-shadow);
    transition: var(--essay-transition);
    border: 1px solid var(--essay-border);
    position: relative;
    overflow: hidden;
}

.essay-challenge-question-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), transparent);
    border-radius: 0 var(--essay-radius-lg) 0 100%;
}

.essay-challenge-question-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 60px var(--essay-shadow-lg);
}

/* Question Header */
.essay-q-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--essay-border);
}

.essay-q-number {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, var(--essay-primary), var(--essay-secondary));
    color: white;
    padding: 10px 24px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1rem;
}

.essay-q-number i {
    font-size: 1rem;
}

.essay-q-points {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: linear-gradient(135deg, var(--essay-success), #059669);
    color: white;
    padding: 8px 18px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
}

.essay-q-points i {
    font-size: 0.85rem;
}

/* Question Text */
.essay-q-text {
    font-size: 1.25rem;
    color: var(--essay-text-primary);
    line-height: 2;
    margin-bottom: 24px;
    padding: 0 8px;
}

.essay-q-text-en {
    color: var(--essay-text-secondary);
    font-size: 1rem;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px dashed var(--essay-border);
    direction: ltr;
    text-align: left;
}

/* ============================================
   UPLOAD AREA
   ============================================ */
.essay-upload-area {
    position: relative;
    margin-top: 24px;
}

.essay-upload-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 32px;
    background: rgba(255, 255, 255, 0.05);
    border: 3px dashed var(--essay-primary);
    border-radius: var(--essay-radius);
    cursor: pointer;
    transition: var(--essay-transition);
    text-align: center;
}

.essay-upload-label:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--essay-secondary);
    transform: translateY(-2px);
}

.upload-icon-wrapper {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--essay-primary), var(--essay-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

.upload-icon-wrapper i {
    font-size: 2.2rem;
    color: white;
}

.upload-text-main {
    color: var(--essay-text-primary);
    font-weight: 700;
    font-size: 1.15rem;
    margin-bottom: 8px;
}

.upload-text-sub {
    color: var(--essay-text-secondary);
    font-size: 1rem;
    margin-bottom: 12px;
}

.upload-hint {
    color: var(--essay-text-secondary);
    font-size: 0.85rem;
    opacity: 0.8;
}

/* Image Preview */
.essay-image-preview {
    position: relative;
    text-align: center;
    padding: 24px;
    background: linear-gradient(135deg, #f0fdf4, #dcfce7);
    border-radius: var(--essay-radius);
    border: 2px solid var(--essay-success);
}

.essay-image-preview img {
    max-width: 100%;
    max-height: 350px;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

.remove-image-btn {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--essay-error);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: var(--essay-transition);
    box-shadow: 0 4px 15px rgba(244, 63, 94, 0.4);
}

.remove-image-btn:hover {
    background: #e11d48;
    transform: scale(1.1);
}

.image-success-badge {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--essay-success);
    color: white;
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.4);
}

/* ============================================
   FEEDBACK AREA
   ============================================ */
.essay-feedback-area {
    margin-top: 24px;
    padding: 24px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--essay-radius);
    border-right: 5px solid var(--essay-primary);
}

.feedback-loading {
    display: flex;
    align-items: center;
    gap: 16px;
    color: var(--essay-primary);
    font-weight: 600;
    font-size: 1.1rem;
}

/* Grading Spinner */
.grading-spinner {
    width: 28px;
    height: 28px;
    border: 3px solid rgba(99, 102, 241, 0.2);
    border-top-color: var(--essay-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Result Badge */
.essay-result-badge {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 24px;
    border-radius: var(--essay-radius);
    margin-bottom: 16px;
}

.essay-result-badge.excellent {
    background: linear-gradient(135deg, #d1fae5, #a7f3d0);
    border: 2px solid var(--essay-success);
}

.essay-result-badge.good {
    background: linear-gradient(135deg, #dbeafe, #bfdbfe);
    border: 2px solid var(--essay-primary);
}

.essay-result-badge.partial {
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    border: 2px solid var(--essay-warning);
}

.essay-result-badge.needs-work {
    background: linear-gradient(135deg, #ffe4e6, #fecdd3);
    border: 2px solid var(--essay-error);
}

.score-circle {
    width: 64px;
    height: 64px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.score-value {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--essay-text-primary);
    line-height: 1;
}

.score-max {
    font-size: 0.8rem;
    color: var(--essay-text-secondary);
}

.score-label {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--essay-text-primary);
}

.essay-feedback-content {
    color: var(--essay-text-primary);
    line-height: 2;
}

.essay-feedback-content p {
    margin-bottom: 8px;
}

.essay-feedback-content p:last-child {
    margin-bottom: 0;
}

/* ============================================
   SUBMIT BUTTON
   ============================================ */
.essay-submit-btn {
    background: linear-gradient(135deg, var(--essay-error), #e11d48);
    color: white;
    border: none;
    padding: 20px 48px;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: 700;
    font-family: 'Cairo', sans-serif;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin: 36px auto;
    width: 100%;
    max-width: 420px;
    transition: var(--essay-transition);
    box-shadow: 0 10px 40px rgba(244, 63, 94, 0.35);
}

.essay-submit-btn:hover:not(:disabled) {
    transform: translateY(-3px);
    box-shadow: 0 15px 50px rgba(244, 63, 94, 0.45);
}

.essay-submit-btn:disabled {
    opacity: 0.8;
    cursor: not-allowed;
}

.btn-loading {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn-spinner {
    width: 22px;
    height: 22px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* ============================================
   RESULT SECTION
   ============================================ */
.essay-challenge-result {
    background: var(--essay-bg-card);
    border-radius: var(--essay-radius-lg);
    padding: 56px 48px;
    text-align: center;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.2);
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

.essay-challenge-result::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--essay-primary), var(--essay-secondary), var(--essay-success));
}

.essay-result-icon {
    font-size: 5.5rem;
    margin-bottom: 16px;
    display: block;
}

.essay-result-title {
    color: var(--essay-text-primary);
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 8px;
    background: linear-gradient(135deg, var(--essay-primary), var(--essay-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

#essayResultSubtitle {
    color: var(--essay-text-secondary);
    font-size: 1.1rem;
    margin-bottom: 36px;
}

.essay-result-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 36px;
}

.essay-result-stat {
    background: rgba(255, 255, 255, 0.05);
    padding: 28px 20px;
    border-radius: var(--essay-radius);
    border: 1px solid var(--essay-border);
    transition: var(--essay-transition);
}

.essay-result-stat:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px var(--essay-shadow);
}

.essay-result-stat-value {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--essay-primary), var(--essay-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.essay-result-stat-label {
    color: var(--essay-text-secondary);
    font-size: 1rem;
    margin-top: 8px;
    font-weight: 500;
}

.essay-restart-btn {
    background: linear-gradient(135deg, var(--essay-primary), var(--essay-secondary));
    color: white;
    border: none;
    padding: 18px 48px;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: 700;
    font-family: 'Cairo', sans-serif;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    transition: var(--essay-transition);
    box-shadow: 0 10px 40px rgba(99, 102, 241, 0.35);
}

.essay-restart-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 50px rgba(99, 102, 241, 0.45);
}

/* ============================================
   GRADING OVERLAY
   ============================================ */
.grading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.grading-modal {
    background: white;
    padding: 48px 56px;
    border-radius: var(--essay-radius-lg);
    text-align: center;
    max-width: 420px;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
}

.grading-animation {
    position: relative;
    width: 120px;
    height: 120px;
    margin: 0 auto 28px;
}

.grading-brain {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--essay-primary), var(--essay-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: brainPulse 1.5s ease-in-out infinite;
}

.grading-brain i {
    font-size: 2.2rem;
    color: white;
}

@keyframes brainPulse {

    0%,
    100% {
        transform: translate(-50%, -50%) scale(1);
    }

    50% {
        transform: translate(-50%, -50%) scale(1.1);
    }
}

.grading-waves {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
}

.grading-waves span {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border: 2px solid var(--essay-primary);
    border-radius: 50%;
    animation: waves 2s ease-out infinite;
}

.grading-waves span:nth-child(2) {
    animation-delay: 0.5s;
}

.grading-waves span:nth-child(3) {
    animation-delay: 1s;
}

@keyframes waves {
    0% {
        transform: scale(0.6);
        opacity: 1;
    }

    100% {
        transform: scale(1.5);
        opacity: 0;
    }
}

.grading-modal h3 {
    color: var(--essay-text-primary);
    font-size: 1.4rem;
    margin-bottom: 12px;
}

.grading-modal p {
    color: var(--essay-text-secondary);
    margin-bottom: 24px;
}

.grading-progress-bar {
    height: 8px;
    background: #e2e8f0;
    border-radius: 4px;
    overflow: hidden;
}

.grading-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--essay-primary), var(--essay-secondary));
    border-radius: 4px;
    width: 0%;
    transition: width 0.5s ease;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
    .essay-challenge-section {
        padding: 40px 0 60px;
    }

    .essay-challenge-intro {
        padding: 32px 24px;
        margin: 0 16px;
    }

    .essay-challenge-intro h3 {
        font-size: 1.6rem;
    }

    .essay-challenge-rules {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .essay-challenge-rules .rule {
        padding: 18px 12px;
    }

    .essay-challenge-rules .rule i {
        font-size: 1.6rem;
    }

    .essay-challenge-status {
        flex-direction: column;
        gap: 16px;
        padding: 16px 20px;
        position: relative;
        top: 0;
    }

    .essay-progress-info {
        flex-wrap: wrap;
        justify-content: center;
    }

    .essay-challenge-question-card {
        padding: 24px 20px;
        margin: 0 8px;
    }

    .essay-q-header {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }

    .essay-q-text {
        font-size: 1.1rem;
    }

    .essay-upload-label {
        padding: 36px 20px;
    }

    .upload-icon-wrapper {
        width: 64px;
        height: 64px;
    }

    .upload-icon-wrapper i {
        font-size: 1.8rem;
    }

    .essay-result-stats {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .essay-result-stat {
        padding: 20px;
    }

    .essay-result-stat-value {
        font-size: 2rem;
    }

    .essay-challenge-result {
        padding: 36px 24px;
        margin: 0 16px;
    }

    .essay-result-icon {
        font-size: 4rem;
    }

    .essay-result-title {
        font-size: 1.8rem;
    }

    .essay-submit-btn,
    .essay-restart-btn,
    .start-btn {
        padding: 16px 32px;
        font-size: 1.1rem;
    }

    .grading-modal {
        padding: 36px 28px;
        margin: 0 20px;
    }
}

@media (max-width: 480px) {
    .essay-challenge-rules {
        grid-template-columns: 1fr 1fr;
    }

    .essay-timer {
        font-size: 1.3rem;
        padding: 6px 16px;
    }

    .essay-info-badge {
        padding: 8px 14px;
        font-size: 0.85rem;
    }

    .score-circle {
        width: 54px;
        height: 54px;
    }

    .score-value {
        font-size: 1.3rem;
    }
}