* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-dark: #0d0d0d;
    --bg-card: #1a1a1a;
    --bg-input: #111111;
    --border-color: #333333;
    --border-highlight: #444444;
    --text-primary: #ffffff;
    --text-secondary: #888888;
    --accent-red: #dc2626;
    --accent-red-hover: #ef4444;
    --accent-red-dark: #991b1b;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.5;
}

.container {
    max-width: 600px;
    margin: 0 auto;
    padding: 40px 20px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

header {
    text-align: center;
    margin-bottom: 16px;
}

.logo-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.logo {
    width: 48px;
    height: 48px;
}

h1 {
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.tagline {
    color: var(--text-secondary);
    font-size: 1rem;
}

main {
    flex: 1;
}

.tabs {
    display: flex;
    border: 1px solid var(--border-color);
    margin-bottom: 24px;
}

.tab {
    flex: 1;
    padding: 14px 20px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
}

.tab:not(:last-child) {
    border-right: 1px solid var(--border-color);
}

.tab:hover {
    color: var(--text-primary);
    background: var(--bg-card);
}

.tab.active {
    color: var(--text-primary);
    background: var(--bg-card);
    border-bottom: 2px solid var(--accent-red);
}

.tab-content {
    display: none;
}

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

.input-group {
    display: flex;
    gap: 0;
}

.input-group input {
    flex: 1;
    padding: 14px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-right: none;
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
    transition: border-color 0.15s ease;
}

.input-group input:focus {
    border-color: var(--border-highlight);
}

.input-group input::placeholder {
    color: var(--text-secondary);
}

.btn-primary {
    padding: 14px 24px;
    background: var(--accent-red);
    border: 1px solid var(--accent-red);
    color: var(--text-primary);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
}

.btn-primary:hover {
    background: var(--accent-red-hover);
    border-color: var(--accent-red-hover);
}

.btn-primary:disabled {
    background: var(--accent-red-dark);
    border-color: var(--accent-red-dark);
    cursor: not-allowed;
}

.upload-area {
    border: 1px dashed var(--border-color);
    padding: 48px 24px;
    text-align: center;
    cursor: pointer;
    transition: all 0.15s ease;
}

.upload-area:hover,
.upload-area.dragover {
    border-color: var(--accent-red);
    background: rgba(220, 38, 38, 0.05);
}

.upload-icon {
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.upload-area:hover .upload-icon,
.upload-area.dragover .upload-icon {
    color: var(--accent-red);
}

.upload-text {
    color: var(--text-primary);
    font-size: 1rem;
    margin-bottom: 8px;
}

.upload-info {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.file-preview {
    display: flex;
    align-items: center;
    padding: 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    margin-bottom: 16px;
}

.file-name {
    flex: 1;
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-size {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin: 0 16px;
}

.btn-remove {
    width: 32px;
    height: 32px;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 1.25rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

.btn-remove:hover {
    border-color: var(--accent-red);
    color: var(--accent-red);
}

.btn-upload {
    width: 100%;
    margin-top: 0;
}

.progress-container {
    height: 4px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    margin: 16px 0;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: var(--accent-red);
    width: 0;
    transition: width 0.2s ease;
}

.result {
    margin-top: 24px;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
}

.result-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.btn-copy {
    padding: 6px 12px;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

.btn-copy:hover {
    border-color: var(--accent-red);
    color: var(--accent-red);
}

.result-url {
    padding: 16px;
    font-family: 'SF Mono', 'Consolas', monospace;
    font-size: 0.95rem;
    word-break: break-all;
    color: var(--accent-red-hover);
}

.result-meta {
    padding: 12px 16px;
    border-top: 1px solid var(--border-color);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.error-message {
    margin-top: 24px;
    padding: 16px;
    background: rgba(220, 38, 38, 0.1);
    border: 1px solid var(--accent-red-dark);
    color: var(--accent-red-hover);
}

/* Paste tab styles */
.paste-input {
    width: 100%;
    min-height: 200px;
    padding: 16px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-family: 'SF Mono', 'Consolas', monospace;
    font-size: 0.9rem;
    line-height: 1.5;
    resize: vertical;
    outline: none;
}

.paste-input:focus {
    border-color: var(--border-highlight);
}

.paste-input::placeholder {
    color: var(--text-secondary);
}

.paste-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 16px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.checkbox-label input {
    display: none;
}

.checkbox-box {
    width: 18px;
    height: 18px;
    border: 1px solid var(--border-color);
    background: var(--bg-input);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s ease;
}

.checkbox-label input:checked + .checkbox-box {
    background: var(--accent-red);
    border-color: var(--accent-red);
}

.checkbox-label input:checked + .checkbox-box::after {
    content: '';
    width: 10px;
    height: 6px;
    border: 2px solid var(--text-primary);
    border-top: none;
    border-right: none;
    transform: rotate(-45deg) translateY(-1px);
}

.checkbox-label:hover .checkbox-box {
    border-color: var(--accent-red);
}

.checkbox-label:hover {
    color: var(--text-primary);
}

/* Meeting scheduler styles */
.meet-title-input {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
    margin-bottom: 12px;
}

.meet-title-input:focus {
    border-color: var(--border-highlight);
}

.meet-title-input::placeholder {
    color: var(--text-secondary);
}

.meet-desc-input {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 0.9rem;
    outline: none;
    resize: vertical;
    min-height: 60px;
    margin-bottom: 16px;
}

.meet-desc-input:focus {
    border-color: var(--border-highlight);
}

.meet-desc-input::placeholder {
    color: var(--text-secondary);
}

.calendar-section {
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    margin-bottom: 16px;
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
}

.cal-month {
    font-weight: 600;
    font-size: 0.95rem;
}

.cal-nav {
    width: 32px;
    height: 32px;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.15s ease;
}

.cal-nav:hover {
    border-color: var(--accent-red);
    color: var(--accent-red);
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 1px;
    padding: 8px;
}

.cal-day-header {
    text-align: center;
    padding: 8px 4px;
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.cal-day {
    text-align: center;
    padding: 10px 4px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.15s ease;
    border: 1px solid transparent;
}

.cal-day:hover:not(.empty):not(.past) {
    background: var(--bg-input);
    border-color: var(--border-color);
}

.cal-day.selected {
    background: var(--accent-red);
    color: white;
}

.cal-day.past {
    color: var(--text-secondary);
    opacity: 0.4;
    cursor: not-allowed;
}

.cal-day.empty {
    cursor: default;
}

.increment-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    margin-bottom: 16px;
}

.increment-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.increment-options {
    display: flex;
    gap: 4px;
}

.increment-btn {
    padding: 6px 12px;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

.increment-btn:hover {
    border-color: var(--border-highlight);
    color: var(--text-primary);
}

.increment-btn.active {
    background: var(--accent-red);
    border-color: var(--accent-red);
    color: var(--text-primary);
}

.selected-dates {
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    padding: 16px;
    margin-bottom: 16px;
    max-height: 300px;
    overflow-y: auto;
}

.no-dates {
    color: var(--text-secondary);
    text-align: center;
    font-size: 0.9rem;
}

.date-group {
    margin-bottom: 16px;
}

.date-group:last-child {
    margin-bottom: 0;
}

.date-group-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 0.9rem;
}

.remove-date {
    width: 24px;
    height: 24px;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 1rem;
    line-height: 1;
}

.remove-date:hover {
    border-color: var(--accent-red);
    color: var(--accent-red);
}

.time-slots {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.time-slot {
    display: flex;
    align-items: center;
    gap: 4px;
}

.time-input {
    padding: 8px 10px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 0.85rem;
    outline: none;
}

.time-input:focus {
    border-color: var(--border-highlight);
}

.remove-slot {
    width: 28px;
    height: 28px;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.9rem;
}

.remove-slot:hover {
    border-color: var(--accent-red);
    color: var(--accent-red);
}

.add-time-btn {
    padding: 8px 12px;
    background: transparent;
    border: 1px dashed var(--border-color);
    color: var(--text-secondary);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

.add-time-btn:hover {
    border-color: var(--accent-red);
    color: var(--accent-red);
}

.btn-create-meet {
    width: 100%;
}

.hidden {
    display: none !important;
}

/* Form Builder styles */
.form-title-input {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
    margin-bottom: 12px;
}

.form-title-input:focus {
    border-color: var(--border-highlight);
}

.form-title-input::placeholder {
    color: var(--text-secondary);
}

.form-desc-input {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 0.9rem;
    outline: none;
    resize: vertical;
    min-height: 60px;
    margin-bottom: 16px;
}

.form-desc-input:focus {
    border-color: var(--border-highlight);
}

.form-desc-input::placeholder {
    color: var(--text-secondary);
}

.form-fields-section {
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    margin-bottom: 16px;
}

.form-fields-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    font-weight: 500;
    font-size: 0.95rem;
}

.add-field-btn {
    padding: 6px 12px;
    background: transparent;
    border: 1px dashed var(--border-color);
    color: var(--text-secondary);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

.add-field-btn:hover {
    border-color: var(--accent-red);
    color: var(--accent-red);
}

.form-fields-list {
    padding: 16px;
}

.no-fields {
    color: var(--text-secondary);
    text-align: center;
    font-size: 0.9rem;
}

.field-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    margin-bottom: 8px;
}

.field-item:last-child {
    margin-bottom: 0;
}

.field-item-info {
    flex: 1;
}

.field-item-label {
    display: block;
    font-weight: 500;
    font-size: 0.95rem;
    margin-bottom: 2px;
}

.field-item-type {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.field-item-actions {
    display: flex;
    gap: 8px;
}

.field-edit-btn {
    padding: 6px 10px;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

.field-edit-btn:hover {
    border-color: var(--border-highlight);
    color: var(--text-primary);
}

.field-delete-btn {
    width: 28px;
    height: 28px;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

.field-delete-btn:hover {
    border-color: var(--accent-red);
    color: var(--accent-red);
}

.btn-create-form {
    width: 100%;
}

/* Modal styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
}

.modal-content {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    width: 90%;
    max-width: 400px;
    max-height: 80vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    font-size: 1rem;
    font-weight: 600;
}

.modal-close {
    width: 32px;
    height: 32px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: color 0.15s ease;
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal-body {
    padding: 16px;
}

.field-form-group {
    margin-bottom: 16px;
}

.field-form-group:last-child {
    margin-bottom: 0;
}

.field-form-group label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.field-form-group input[type="text"],
.field-form-group input[type="number"],
.field-form-group select,
.field-form-group textarea {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 0.9rem;
    outline: none;
}

.field-form-group input:focus,
.field-form-group select:focus,
.field-form-group textarea:focus {
    border-color: var(--border-highlight);
}

.field-form-group select {
    cursor: pointer;
}

.field-form-group select option {
    background: var(--bg-card);
    color: var(--text-primary);
}

.field-form-group textarea {
    min-height: 80px;
    resize: vertical;
}

.field-form-row {
    display: flex;
    gap: 12px;
}

.field-form-row .field-form-group {
    flex: 1;
}

.field-type-options {
    padding-top: 8px;
    border-top: 1px solid var(--border-color);
    margin-top: 8px;
}

.field-warning {
    font-size: 0.85rem;
    color: #f59e0b;
    padding: 12px;
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 16px;
    border-top: 1px solid var(--border-color);
}

.btn-secondary {
    padding: 10px 20px;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

.btn-secondary:hover {
    border-color: var(--border-highlight);
    color: var(--text-primary);
}

/* Tritalon banner */
.tritalon-banner {
    position: fixed;
    bottom: 16px;
    right: 16px;
    z-index: 1000;
    opacity: 0.4;
    transition: opacity 0.2s ease;
}

.tritalon-banner:hover {
    opacity: 0.8;
}

.tritalon-banner img {
    height: 80px;
    width: auto;
}

footer {
    margin-top: 48px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

@media (max-width: 480px) {
    .container {
        padding: 24px 16px;
    }

    h1 {
        font-size: 2rem;
    }

    .logo {
        width: 40px;
        height: 40px;
    }

    .input-group {
        flex-direction: column;
    }

    .input-group input {
        border-right: 1px solid var(--border-color);
        border-bottom: none;
    }

    .btn-primary {
        border-top: none;
    }
}

/* Poll styles */
.poll-title-input {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
    margin-bottom: 12px;
}

.poll-title-input:focus {
    border-color: var(--border-highlight);
}

.poll-title-input::placeholder {
    color: var(--text-secondary);
}

.poll-desc-input {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 0.9rem;
    outline: none;
    resize: vertical;
    min-height: 60px;
    margin-bottom: 16px;
}

.poll-desc-input:focus {
    border-color: var(--border-highlight);
}

.poll-desc-input::placeholder {
    color: var(--text-secondary);
}

.poll-options-section {
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    margin-bottom: 16px;
}

.poll-options-header {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    font-weight: 500;
    font-size: 0.95rem;
}

.poll-options-list {
    padding: 16px;
}

.poll-option-item {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
}

.poll-option-item:last-child {
    margin-bottom: 0;
}

.poll-option-input {
    flex: 1;
    padding: 10px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 0.9rem;
    outline: none;
}

.poll-option-input:focus {
    border-color: var(--border-highlight);
}

.poll-option-input::placeholder {
    color: var(--text-secondary);
}

.poll-option-remove {
    width: 36px;
    height: 36px;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 1.25rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

.poll-option-remove:hover:not(:disabled) {
    border-color: var(--accent-red);
    color: var(--accent-red);
}

.poll-option-remove:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.add-option-btn {
    width: calc(100% - 32px);
    margin: 0 16px 16px;
    padding: 10px;
    background: transparent;
    border: 1px dashed var(--border-color);
    color: var(--text-secondary);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

.add-option-btn:hover {
    border-color: var(--accent-red);
    color: var(--accent-red);
}

.poll-settings {
    margin-bottom: 16px;
}

.btn-create-poll {
    width: 100%;
}

/* Random Wheel styles */
.random-input-section {
    margin-bottom: 24px;
}

.random-label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.random-options-input {
    width: 100%;
    min-height: 120px;
    padding: 12px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 0.9rem;
    outline: none;
    resize: vertical;
}

.random-options-input:focus {
    border-color: var(--border-highlight);
}

.random-options-input::placeholder {
    color: var(--text-secondary);
}

.wheel-container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 24px;
}

#wheel-canvas {
    display: block;
}

.wheel-pointer {
    position: absolute;
    right: calc(50% - 150px - 15px);
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-top: 15px solid transparent;
    border-bottom: 15px solid transparent;
    border-right: 25px solid var(--accent-red);
    z-index: 10;
    filter: drop-shadow(0 0 3px rgba(0,0,0,0.5));
}

.btn-spin {
    width: 100%;
    margin-bottom: 16px;
}

.random-result {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 20px;
    text-align: center;
}

.random-result-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 8px;
}

.random-result-value {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--accent-red-hover);
}