/* Global Variables */
:root {
    --bg-color: #050510;
    --text-color: #ffffff;
    --text-muted: #a0a0b0;
    --primary-color: #3b82f6;
    --primary-gradient: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    --accent-color: #8b5cf6;
    --accent-gradient: linear-gradient(135deg, #8b5cf6 0%, #6366f1 100%);
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Zen Kaku Gothic New', sans-serif;
}

/* Reset & Basic Setup */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
    position: relative;
    -webkit-font-smoothing: antialiased;
}

/* Background Animation */
.background-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: float 20s infinite ease-in-out;
}

.orb-1 {
    top: -10%;
    left: -10%;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, var(--primary-color), transparent);
}

.orb-2 {
    bottom: -10%;
    right: -10%;
    width: 40vw;
    height: 40vw;
    background: radial-gradient(circle, var(--accent-color), transparent);
    animation-delay: -5s;
}

.orb-3 {
    top: 40%;
    left: 40%;
    width: 30vw;
    height: 30vw;
    background: radial-gradient(circle, #06b6d4, transparent);
    animation-delay: -10s;
}

@keyframes float {

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

    33% {
        transform: translate(30px, -50px);
    }

    66% {
        transform: translate(-20px, 20px);
    }
}

/* Layout */
.container {
    max-width: 600px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
    position: relative;
    z-index: 1;
}

/* Header */
.header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.logo-text {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.875rem;
    letter-spacing: 0.1em;
    color: var(--primary-color);
    background: rgba(59, 130, 246, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 999px;
    display: inline-block;
    margin-bottom: 1.5rem;
    backdrop-filter: blur(4px);
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.title {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    background: linear-gradient(to right, #fff, #b0c4de);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-family: var(--font-heading);
}

.subtitle {
    font-size: 1rem;
    color: var(--text-muted);
}

/* Glass Card */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2rem;
    box-shadow: var(--glass-shadow);
}

/* Form Styles */
.form-group {
    margin-bottom: 2rem;
}

.form-label {
    display: block;
    margin-bottom: 0.75rem;
    font-weight: 500;
    color: #e2e8f0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.badge-required {
    font-size: 0.7rem;
    background: rgba(239, 68, 68, 0.2);
    color: #fca5a5;
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-optional {
    font-size: 0.7rem;
    background: rgba(148, 163, 184, 0.2);
    color: #cbd5e1;
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
    border: 1px solid rgba(148, 163, 184, 0.3);
}

.input-wrapper {
    position: relative;
}

.input-icon {
    position: absolute;
    left: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
    transition: color 0.3s ease;
}

.textarea-wrapper .input-icon {
    top: 1.25rem;
    transform: none;
}

input[type="text"],
textarea {
    width: 100%;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 1rem 1rem 1rem 3rem;
    color: var(--text-color);
    font-size: 1rem;
    font-family: var(--font-body);
    transition: all 0.3s ease;
}

textarea {
    padding-left: 1.25rem;
    resize: vertical;
    min-height: 100px;
}

input[type="text"]:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(0, 0, 0, 0.4);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

input[type="text"]:focus+.input-icon {
    color: var(--primary-color);
}

/* Input with Prefix (TK) */
.input-with-prefix {
    position: relative;
    display: flex;
    align-items: center;
}

.prefix {
    position: absolute;
    left: 1.25rem;
    color: var(--text-color);
    font-weight: 700;
    font-family: var(--font-heading);
    font-size: 1rem;
    pointer-events: none;
    z-index: 2;
}

.input-with-prefix input {
    padding-left: 3.5rem;
    /* Space for "TK" */
    font-family: var(--font-heading);
    letter-spacing: 0.05em;
}

/* Radio Cards (Department) */
.radio-group {
    display: grid;
    grid-template-columns: 1fr;
    /* Context: Changed from 1fr 1fr to 1fr for vertical layout */
    gap: 1rem;
}

.radio-card {
    cursor: pointer;
    position: relative;
}

.radio-card input {
    position: absolute;
    opacity: 0;
}

.radio-content {
    display: flex;
    flex-direction: row;
    /* Context: Changed to row to better fit vertical layout (icon left, text right) */
    align-items: center;
    justify-content: flex-start;
    /* Align start */
    gap: 1.5rem;
    /* Increased gap */
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 1.25rem 1.5rem;
    /* Adjusted padding */
    transition: all 0.3s ease;
    height: 100%;
    text-align: left;
    /* Left align */
}

.dept-name {
    font-size: 0.85rem;
    /* Reduced size (approx 3-4px smaller than standard) */
}

.radio-content i {
    font-size: 1.5rem;
    color: var(--text-muted);
    transition: color 0.3s ease;
}

.radio-card input:checked+.radio-content {
    background: rgba(59, 130, 246, 0.15);
    border-color: var(--primary-color);
}

.radio-card input:checked+.radio-content i {
    color: var(--primary-color);
}

/* Rating Stars */
.rating-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 1.5rem;
}

.stars {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.stars i {
    font-size: 2rem;
    color: #4b5563;
    /* Gray */
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.stars i.active {
    color: #fbbf24;
    /* Yellow */
    transform: scale(1.1);
}

.stars i:hover {
    color: #fcd34d;
}

.rating-text {
    font-size: 0.875rem;
    color: var(--text-muted);
    min-height: 1.5em;
}

/* Submit Button */
.submit-btn {
    width: 100%;
    background: var(--primary-gradient);
    border: none;
    border-radius: 99px;
    padding: 1rem;
    color: #fff;
    font-size: 1.125rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.75rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
    font-family: var(--font-body);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.4);
}

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

.submit-btn.loading {
    cursor: wait;
    opacity: 0.8;
}

.submit-btn.loading .btn-text,
.submit-btn.loading .btn-icon {
    display: none;
}

.loading-spinner {
    display: none;
    width: 24px;
    height: 24px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

.submit-btn.loading .loading-spinner {
    display: block;
}

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

/* Footer */
.footer {
    text-align: center;
    margin-top: 3rem;
    color: var(--text-muted);
    font-size: 0.875rem;
    padding-bottom: 2rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 100;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.show {
    display: flex;
    opacity: 1;
}

.modal-content {
    background: #0f172a;
    /* Solid background for modal to ensure readability */
    border: 1px solid rgba(59, 130, 246, 0.3);
    max-width: 90%;
    width: 400px;
    text-align: center;
    transform: scale(0.9);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.modal.show .modal-content {
    transform: scale(1);
}

.modal-icon {
    font-size: 3rem;
    color: #10b981;
    margin-bottom: 1rem;
}

.modal-content h2 {
    font-family: var(--font-heading);
    margin-bottom: 0.5rem;
}

.modal-content p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.primary-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem 2rem;
    border-radius: 99px;
    cursor: pointer;
    font-weight: 600;
    transition: background 0.2s;
}

.primary-btn:hover {
    background: #2563eb;
}

/* Admin Button */
.admin-btn {
    position: fixed;
    top: 1.5rem;
    right: 1.5rem;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--text-muted);
    cursor: pointer;
    z-index: 50;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.125rem;
    backdrop-filter: blur(8px);
}

.admin-btn:hover {
    background: rgba(255, 255, 255, 0.12);
    color: var(--text-color);
    transform: scale(1.05);
}

.admin-btn.active {
    background: rgba(139, 92, 246, 0.2);
    border-color: var(--accent-color);
    color: var(--accent-color);
}

/* Admin Modal Specific Styles */
.admin-modal-content {
    padding: 2.5rem 2rem;
}

.admin-icon {
    color: var(--accent-color) !important;
}

.admin-input-wrapper {
    margin: 1.5rem 0 1rem;
}

.admin-input-wrapper input {
    width: 100%;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 1rem 1.25rem;
    color: var(--text-color);
    font-size: 1rem;
    font-family: var(--font-body);
    text-align: center;
    letter-spacing: 0.1em;
    transition: all 0.3s ease;
}

.admin-input-wrapper input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.15);
}

.admin-input-wrapper input.error {
    border-color: #ef4444;
    animation: shake 0.5s ease;
}

.admin-input-wrapper input:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.attempt-warning {
    font-size: 0.875rem;
    color: #fbbf24;
    min-height: 1.5em;
    margin-bottom: 1rem;
}

.attempt-warning.error {
    color: #ef4444;
}

.admin-btn-group {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.secondary-btn {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-color);
    border: 1px solid var(--glass-border);
    padding: 0.75rem 1.5rem;
    border-radius: 99px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s;
}

.secondary-btn:hover {
    background: rgba(255, 255, 255, 0.15);
}

.secondary-btn:disabled,
.primary-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Admin Mode Indicator */
.admin-mode-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(90deg, #8b5cf6, #6366f1);
    color: white;
    padding: 0.5rem 1rem;
    text-align: center;
    font-size: 0.875rem;
    font-weight: 500;
    z-index: 100;
}

body.admin-mode .container {
    padding-top: 4rem;
}

/* Mobile Adjustments */
@media (max-width: 480px) {
    .title {
        font-size: 1.8rem;
    }

    .glass-card {
        padding: 1.5rem;
    }

    .radio-group {
        grid-template-columns: 1fr;
    }

    .admin-btn {
        top: 1rem;
        right: 1rem;
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }

    .admin-btn-group {
        flex-direction: column;
    }
}

/* Spreadsheet Link Button */
.spreadsheet-link-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    display: none;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 99px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.875rem;
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.4);
    transition: all 0.3s ease;
    z-index: 90;
}

.spreadsheet-link-btn i {
    font-size: 1.125rem;
}

.spreadsheet-link-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(16, 185, 129, 0.5);
}

body.admin-mode .spreadsheet-link-btn {
    display: flex;
}

@media (max-width: 480px) {
    .spreadsheet-link-btn {
        bottom: 1.5rem;
        right: 1.5rem;
        padding: 0.75rem 1rem;
        font-size: 0.8rem;
    }
}