/* ===== Ms. Murphy's ASL - Modern Premium Theme ===== */

/* ===== CSS Custom Properties ===== */
:root {
    /* Colors */
    --bg-primary: #FFF5F8;
    --bg-secondary: #FFEAEE;
    --header-bg: #FF2A75;
    --header-bg-dark: #D81159;
    --btn-primary: #FF3366;
    --btn-hover: #E6004C;
    --btn-text: #FFFFFF;
    --text-primary: #1A1A1A;
    --text-secondary: #595959;
    --accent: #D81159;
    --success: #10B981;
    --input-bg: #FFFFFF;
    --input-border: #FFD1DC;
    --link-color: #D81159;
    --card-shadow: rgba(216, 17, 89, 0.08);
    --card-shadow-hover: rgba(216, 17, 89, 0.15);

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 0.75rem;
    --spacing-lg: 1.25rem;
    --spacing-xl: 2rem;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Reset & Base Styles ===== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html,
body {
    height: 100%;
}

body {
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    background-image:
        radial-gradient(circle at 15% 50%, rgba(255, 234, 238, 0.8), transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(255, 192, 203, 0.3), transparent 25%);
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.app-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* ===== Header ===== */
.app-header {
    background: linear-gradient(135deg, var(--header-bg), var(--header-bg-dark));
    color: white;
    text-align: center;
    padding: var(--spacing-md) var(--spacing-xl);
    box-shadow: 0 4px 15px rgba(216, 17, 89, 0.2);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
}

.app-header h1 {
    font-size: 1.4rem;
    font-weight: 700;
    margin: 0;
    letter-spacing: -0.5px;
}

.header-nav {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.btn-link {
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0.4rem 0.8rem;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
    color: white;
    transition: all var(--transition-fast);
    backdrop-filter: blur(4px);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-link:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-1px);
}

/* ===== Main Container ===== */
.app-container {
    max-width: 680px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    flex: 1;
    justify-content: center;
}

/* ===== Home Page Specific Styles ===== */
.home-container {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-xl);
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 3rem;
}

.welcome-section {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    animation: fadeInDown 0.6s ease-out forwards;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.welcome-section h1 {
    font-size: 3rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-weight: 800;
    letter-spacing: -1px;
    line-height: 1.1;
}

.welcome-section h1 span {
    background: linear-gradient(135deg, var(--header-bg), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.welcome-section p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.practice-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    width: 100%;
}

.practice-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    box-shadow: 0 10px 30px var(--card-shadow);
    text-decoration: none;
    color: var(--text-primary);
    transition: all var(--transition-normal);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    text-align: center;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.6);
}

.practice-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--header-bg), var(--accent));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-normal);
}

.practice-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px var(--card-shadow-hover);
}

.practice-card:hover::before {
    transform: scaleX(1);
}

.practice-card-icon {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-sm);
    transition: transform var(--transition-normal);
}

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

.practice-card h2 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    font-weight: 700;
}

.practice-card p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ===== Card Elements (for practice pages) ===== */
.section-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: 0 8px 24px var(--card-shadow);
    border: 1px solid rgba(255, 209, 220, 0.4);
}

/* Practice Image Area */
.display-area {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.image-container {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-sm);
    box-shadow: 0 8px 24px var(--card-shadow);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 250px;
    width: 100%;
    max-width: 400px;
    border: 4px solid var(--bg-secondary);
}

.image-container img {
    max-width: 100%;
    max-height: 220px;
    border-radius: var(--radius-sm);
}

/* Check Answer Row / Forms */
.input-section {
    margin-top: var(--spacing-md);
}

.input-group {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
    flex-wrap: wrap;
}

.input-field {
    flex: 1;
    min-width: 150px;
    padding: 0.6rem 1rem;
    font-size: 1rem;
    font-family: inherit;
    border: 2px solid var(--input-border);
    border-radius: var(--radius-sm);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.input-field:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(216, 17, 89, 0.1);
    background-color: white;
}

/* ===== Button Styles ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.6rem 1.2rem;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--btn-text);
    background: var(--btn-primary);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    box-shadow: 0 4px 10px rgba(255, 51, 102, 0.2);
    text-transform: capitalize;
    font-family: inherit;
    letter-spacing: 0.3px;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(255, 51, 102, 0.3);
    background: var(--btn-hover);
}

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

.btn-sm {
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
}

.btn-lg {
    padding: 0.8rem 1.6rem;
    font-size: 1.1rem;
}

.btn-group {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-md);
}

/* Controls Grid */
.controls-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

@media (max-width: 600px) {
    .controls-row {
        grid-template-columns: 1fr;
    }
}

.section-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

/* Info Row (Score/Date) */
.info-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 15px var(--card-shadow);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.score-display {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--accent);
    background: var(--bg-secondary);
    padding: 0.3rem 0.8rem;
    border-radius: var(--radius-sm);
}

.date-display {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.9rem;
}

/* Instructions */
.instructions-card {
    background: var(--bg-secondary);
    border: none;
    box-shadow: none;
    padding: var(--spacing-md) var(--spacing-xl);
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.instructions-card strong {
    color: var(--accent);
}

/* ===== Footer ===== */
.app-footer {
    background: white;
    border-top: 1px solid var(--input-border);
    padding: var(--spacing-xl) var(--spacing-md);
    text-align: center;
    margin-top: auto;
}

.credits {
    max-width: 600px;
    margin: 0 auto;
    color: var(--text-secondary);
}

.credits p {
    font-size: 0.85rem;
    margin-bottom: 0.3rem;
}

.credits .made-for {
    font-weight: 600;
    color: var(--text-primary);
}

.credits .copyright {
    opacity: 0.7;
    font-size: 0.75rem;
}

/* ===== Fingerspelling Challenge Specifics ===== */
.challenge-card {
    margin-bottom: var(--spacing-lg);
}

.challenge-instructions {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.fingerspelling-text {
    font-size: 2.5rem;
    letter-spacing: 0.5rem;
    text-align: center;
    min-height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-xl);
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    border: 1px solid var(--input-border);
}

.info-divider {
    display: flex;
    align-items: center;
    text-align: center;
    margin: var(--spacing-lg) 0;
}

.info-divider::before,
.info-divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid var(--input-border);
}

.info-divider-label {
    padding: 0 var(--spacing-md);
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.answer-row {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.result-display {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    box-shadow: 0 8px 24px var(--card-shadow);
    display: none;
    border-top: 4px solid var(--accent);
}

/* ===== Admin Elements ===== */
.admin-tabs {
    display: flex;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--bg-secondary);
    overflow-x: auto;
}

.tab-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    background: transparent;
    border: none;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    white-space: nowrap;
}

.tab-btn.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.responses-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--spacing-md);
    font-size: 0.9rem;
}

.responses-table th,
.responses-table td {
    padding: var(--spacing-sm);
    text-align: left;
    border-bottom: 1px solid var(--input-border);
}

.stats-overview {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.stat-card {
    background: var(--bg-primary);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    flex: 1;
    text-align: center;
    min-width: 120px;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
}

/* Additional Admin Elements */
.filters-section {
    background: var(--bg-primary);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    align-items: flex-end;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.table-container {
    overflow-x: auto;
}

.admin-container {
    max-width: 1000px;
    padding: var(--spacing-xl) var(--spacing-md);
}

/* Modal Elements */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.modal-content {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    max-width: 400px;
    text-align: center;
}

.modal-actions {
    display: flex;
    justify-content: space-between;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

/* Helper classes */
.btn-logout {
    background: transparent;
    color: var(--accent);
    border: 2px solid var(--accent);
}

.btn-logout:hover {
    background: var(--bg-secondary);
    box-shadow: none;
    color: var(--accent);
}

.btn-danger {
    background: #ef4444;
}

.btn-danger:hover {
    background: #dc2626;
    box-shadow: 0 6px 15px rgba(239, 68, 68, 0.3);
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    box-shadow: none;
}

.btn-secondary:hover {
    background: #FFE0ED;
    box-shadow: none;
}

/* ===== Responsive Design overrides ===== */
@media (max-width: 768px) {
    .app-header {
        flex-direction: column;
        gap: var(--spacing-sm);
        padding: var(--spacing-md);
    }

    .header-nav {
        flex-wrap: wrap;
        justify-content: center;
    }

    .welcome-section h1 {
        font-size: 2.2rem;
    }

    .welcome-section h1 span::before {
        content: "\A";
        white-space: pre;
    }

    .info-row {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
    }

    .name-section {
        display: flex;
        justify-content: center;
    }
}