/* ============================================
   ENKIME IT SUPPORT - DESIGN SYSTEM
   ============================================ */

/* ---------- CSS Variables ---------- */
:root {
    /* Colors */
    --color-bg: #ffffff;
    --color-bg-secondary: #fafafa;
    --color-fg: #000000;
    --color-fg-muted: #666666;
    --color-fg-subtle: #999999;
    --color-border: #e5e5e5;
    --color-border-dark: #000000;
    
    /* Semantic Colors */
    --color-danger: #dc2626;
    --color-danger-light: #fef2f2;
    --color-danger-border: #fecaca;
    --color-danger-dark: #991b1b;
    --color-success: #16a34a;
    --color-success-light: #f0fdf4;
    
    /* Typography */
    --font-sans: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'IBM Plex Mono', 'SF Mono', Consolas, monospace;
    
    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 12px;
    --space-lg: 16px;
    --space-xl: 24px;
    --space-2xl: 32px;
    --space-3xl: 48px;
    --space-4xl: 80px;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.2s ease;
}


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

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    background: var(--color-bg);
    color: var(--color-fg);
    min-height: 100vh;
    line-height: 1.5;
}


/* ---------- Layout ---------- */
.container {
    max-width: 640px;
    margin: 0 auto;
    padding: var(--space-4xl) var(--space-xl);
}

.container--wide {
    max-width: 800px;
}


/* ---------- Typography ---------- */
.text-mono {
    font-family: var(--font-mono);
}

.text-muted {
    color: var(--color-fg-muted);
}

.text-subtle {
    color: var(--color-fg-subtle);
}

.text-danger {
    color: var(--color-danger);
}

.text-center {
    text-align: center;
}


/* ---------- Header ---------- */
.header {
    margin-bottom: var(--space-3xl);
}

.header__top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-xl);
    gap: var(--space-lg);
}

.header__logo {
    font-family: var(--font-mono);
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-fg-muted);
}

.header__actions {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.header__title {
    font-size: 32px;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-md);
}

.header__title--sm {
    font-size: 28px;
    margin-bottom: var(--space-sm);
}

.header__subtitle {
    color: var(--color-fg-muted);
    font-size: 16px;
}

.header__email {
    color: var(--color-fg-muted);
    font-size: 15px;
}


/* ---------- User Info ---------- */
.user-info {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: 14px;
}

.user-info__email {
    color: var(--color-fg-muted);
}


/* ---------- Links ---------- */
.link {
    color: var(--color-fg-muted);
    text-decoration: underline;
    cursor: pointer;
    font-size: 14px;
    transition: color var(--transition-fast);
}

.link:hover {
    color: var(--color-fg);
}


/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 14px 28px;
    border: 1px solid var(--color-border-dark);
    border-radius: 0;
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
    background: var(--color-bg);
    color: var(--color-fg);
    text-decoration: none;
}

.btn:hover {
    background: var(--color-fg);
    color: var(--color-bg);
}

.btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.btn:disabled:hover {
    background: var(--color-bg);
    color: var(--color-fg);
}

.btn--primary {
    background: var(--color-fg);
    color: var(--color-bg);
}

.btn--primary:hover {
    background: var(--color-bg);
    color: var(--color-fg);
}

.btn--full {
    width: 100%;
}

.btn--sm {
    padding: 10px 20px;
    font-size: 13px;
}

.btn--auth {
    padding: 8px 16px;
    border-color: var(--color-border);
    font-size: 13px;
}

.btn--auth:hover {
    border-color: var(--color-fg);
    background: var(--color-bg);
    color: var(--color-fg);
}

.btn--login {
    padding: 16px 48px;
    font-size: 16px;
}


/* ---------- Forms ---------- */
.form-group {
    margin-bottom: var(--space-xl);
}

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: var(--space-sm);
    color: var(--color-fg);
}

.form-input {
    width: 100%;
    padding: var(--space-lg);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 0;
    color: var(--color-fg);
    font-family: var(--font-sans);
    font-size: 15px;
    transition: border-color var(--transition-normal);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-fg);
}

.form-input::placeholder {
    color: var(--color-fg-subtle);
}

.form-input--textarea {
    resize: vertical;
    min-height: 160px;
    line-height: 1.6;
}


/* ---------- Category Grid ---------- */
.category-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.category-option {
    position: relative;
}

.category-option__input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.category-option__label {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: var(--space-lg);
    border: 1px solid var(--color-border);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.category-option__label:hover {
    border-color: var(--color-fg-muted);
}

.category-option__input:checked + .category-option__label {
    border-color: var(--color-fg);
    background: var(--color-bg-secondary);
}

.category-option__icon {
    font-size: 24px;
    flex-shrink: 0;
}

.category-option__text {
    display: flex;
    flex-direction: column;
}

.category-option__name {
    font-size: 15px;
    font-weight: 500;
    margin-bottom: 2px;
}

.category-option__desc {
    font-size: 12px;
    color: var(--color-fg-subtle);
}


/* ---------- Divider ---------- */
.divider {
    height: 1px;
    background: var(--color-border);
    margin: var(--space-3xl) 0;
}

.divider--sm {
    margin: var(--space-xl) 0;
}


/* ---------- Section Label ---------- */
.section-label {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-fg-subtle);
    margin-bottom: var(--space-lg);
}


/* ---------- Chat ---------- */
.chat {
    display: none;
}

.chat--visible {
    display: block;
}

.chat__messages {
    border: 1px solid var(--color-border);
    max-height: 500px;
    overflow-y: auto;
}

.chat__message {
    padding: 20px;
    border-bottom: 1px solid var(--color-border);
}

.chat__message:last-child {
    border-bottom: none;
}

.chat__message--user {
    background: var(--color-bg);
}

.chat__message--assistant {
    background: var(--color-bg-secondary);
}

.chat__message-header {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--color-fg-subtle);
    margin-bottom: var(--space-sm);
}

.chat__message-content {
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-fg-muted);
}

.chat__message--user .chat__message-content {
    color: var(--color-fg);
}

.chat__input-wrapper {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.chat__input {
    flex: 1;
    padding: 14px 16px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    color: var(--color-fg);
    font-family: var(--font-sans);
    font-size: 15px;
}

.chat__input:focus {
    outline: none;
    border-color: var(--color-fg);
}

.chat__input::placeholder {
    color: var(--color-fg-subtle);
}


/* ---------- Ticket Section ---------- */
.ticket-section {
    display: none;
}

.ticket-section--visible {
    display: block;
}

.ticket-section__title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: var(--space-xl);
}

.ticket-section__subtitle {
    color: var(--color-fg-muted);
    font-size: 14px;
    margin-bottom: var(--space-xl);
}

.ticket-section__user-info {
    padding: var(--space-lg);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    margin-bottom: var(--space-xl);
    font-size: 14px;
}

.ticket-section__user-info strong {
    color: var(--color-fg);
}


/* ---------- Emergency Toggle ---------- */
.toggle-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    border: 2px solid var(--color-danger-border);
    background: var(--color-danger-light);
    margin-bottom: var(--space-xl);
    transition: all var(--transition-normal);
}

.toggle-row--active {
    border-color: var(--color-danger);
    background: #fee2e2;
}

.toggle-row__content {
    display: flex;
    align-items: center;
}

.toggle-row__icon {
    font-size: 20px;
    margin-right: var(--space-md);
}

.toggle-row__title {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: var(--space-xs);
    color: var(--color-danger);
}

.toggle-row__desc {
    font-size: 13px;
    color: var(--color-danger-dark);
}

/* Toggle Switch */
.toggle {
    position: relative;
    width: 48px;
    height: 24px;
    flex-shrink: 0;
}

.toggle__input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle__track {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: var(--color-danger-border);
    transition: all var(--transition-normal);
}

.toggle__track::before {
    content: '';
    position: absolute;
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background: var(--color-bg);
    border: 1px solid var(--color-danger-border);
    transition: all var(--transition-normal);
}

.toggle__input:checked + .toggle__track {
    background: var(--color-danger);
}

.toggle__input:checked + .toggle__track::before {
    transform: translateX(24px);
    border-color: var(--color-danger);
}


/* ---------- Success Section ---------- */
.success {
    display: none;
    text-align: center;
    padding: var(--space-3xl) 0;
}

.success--visible {
    display: block;
}

.success__icon {
    width: 64px;
    height: 64px;
    background: var(--color-success-light);
    border: 2px solid var(--color-success);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-xl);
    font-size: 28px;
    color: var(--color-success);
}

.success__title {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.success__text {
    color: var(--color-fg-muted);
    margin-bottom: var(--space-2xl);
}

.success__buttons {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    max-width: 300px;
    margin: 0 auto;
}


/* ---------- Ticket Cards ---------- */
.ticket-card {
    border: 1px solid var(--color-border);
    padding: var(--space-xl);
    margin-bottom: var(--space-lg);
    transition: border-color var(--transition-normal);
}

.ticket-card:hover {
    border-color: var(--color-fg);
}

.ticket-card--clickable {
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    display: block;
}

.ticket-card__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-md);
    gap: var(--space-lg);
}

.ticket-card__title {
    font-size: 16px;
    font-weight: 600;
    flex: 1;
}

.ticket-card__badges {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
    flex-shrink: 0;
}

.ticket-card__description {
    color: var(--color-fg-muted);
    font-size: 14px;
    margin-bottom: var(--space-lg);
    line-height: 1.6;
}

.ticket-card__meta {
    font-size: 13px;
    color: var(--color-fg-subtle);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
}


/* ---------- Badges ---------- */
.badge {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: var(--space-xs) 10px;
    border: 1px solid var(--color-border);
}

.badge--category {
    background: var(--color-bg-secondary);
}

.badge--urgent {
    border-color: var(--color-danger);
    background: var(--color-danger-light);
    color: var(--color-danger);
}

.badge--open {
    border-color: var(--color-success);
    background: var(--color-success-light);
    color: var(--color-success);
}

.badge--closed {
    border-color: var(--color-fg-subtle);
    background: var(--color-bg-secondary);
    color: var(--color-fg-subtle);
}


/* ---------- Modal ---------- */
.modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-xl);
}

.modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
}

.modal__content {
    position: relative;
    background: var(--color-bg);
    width: 100%;
    max-width: 700px;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--color-border-dark);
}

.modal__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: var(--space-xl);
    border-bottom: 1px solid var(--color-border);
    gap: var(--space-lg);
}

.modal__title {
    font-size: 18px;
    font-weight: 600;
    flex: 1;
    line-height: 1.4;
}

.modal__close {
    background: none;
    border: none;
    font-size: 28px;
    line-height: 1;
    cursor: pointer;
    color: var(--color-fg-muted);
    padding: 0;
    flex-shrink: 0;
}

.modal__close:hover {
    color: var(--color-fg);
}

.modal__body {
    padding: var(--space-xl);
    overflow-y: auto;
    flex: 1;
}


/* ---------- Ticket Detail (Modal) ---------- */
.ticket-detail__badges {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
    margin-bottom: var(--space-lg);
}

.ticket-detail__meta {
    display: flex;
    gap: var(--space-xl);
    flex-wrap: wrap;
    font-size: 13px;
    color: var(--color-fg-subtle);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--space-xl);
}

.ticket-detail__meta a {
    color: var(--color-fg);
}

.ticket-detail__section {
    margin-bottom: var(--space-xl);
}

.ticket-detail__section-title {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-fg-subtle);
    margin-bottom: var(--space-md);
}

.ticket-detail__description {
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-fg-muted);
}

.ticket-detail__description p {
    margin-bottom: var(--space-md);
}

.ticket-detail__description strong {
    color: var(--color-fg);
}

.ticket-detail__description hr {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: var(--space-xl) 0;
}


/* ---------- Ticket Detail Page ---------- */
.ticket-detail-page__title {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: var(--space-lg);
    line-height: 1.4;
}

.ticket-detail-page__badges {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
    margin-bottom: var(--space-xl);
}

.ticket-detail-page__meta {
    display: flex;
    gap: var(--space-xl);
    flex-wrap: wrap;
    font-size: 13px;
    color: var(--color-fg-subtle);
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--space-xl);
}

.ticket-detail-page__section {
    margin-bottom: var(--space-xl);
}

.ticket-detail-page__section-title {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-fg-subtle);
    margin-bottom: var(--space-lg);
}

.ticket-detail-page__description {
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-fg-muted);
    padding: var(--space-xl);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
}

.ticket-detail-page__description p {
    margin-bottom: var(--space-md);
}

.ticket-detail-page__description strong {
    color: var(--color-fg);
}

.ticket-detail-page__description hr {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: var(--space-xl) 0;
}


/* ---------- Ticket Comments ---------- */
.ticket-comments {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.ticket-comment {
    padding: var(--space-lg);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
}

.ticket-comment__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-sm);
}

.ticket-comment__author {
    font-weight: 600;
    font-size: 14px;
    color: var(--color-fg);
}

.ticket-comment__date {
    font-size: 12px;
    color: var(--color-fg-subtle);
}

.ticket-comment__body {
    font-size: 14px;
    line-height: 1.6;
    color: var(--color-fg-muted);
    white-space: pre-wrap;
}


/* ---------- State Screens ---------- */
.state-screen {
    text-align: center;
    padding: var(--space-4xl) 20px;
}

.state-screen__title {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.state-screen__text {
    color: var(--color-fg-muted);
    margin-bottom: var(--space-2xl);
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}


/* ---------- Spinner ---------- */
.spinner {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 1.5px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

.spinner--lg {
    width: 24px;
    height: 24px;
    border-width: 2px;
    border-color: var(--color-border);
    border-top-color: var(--color-fg);
    margin-bottom: var(--space-lg);
}

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


/* ---------- Utilities ---------- */
.hidden {
    display: none !important;
}

.visible {
    display: block !important;
}


/* ---------- Responsive ---------- */
@media (max-width: 640px) {
    .container {
        padding: var(--space-3xl) 20px;
    }

    .header__title {
        font-size: 26px;
    }

    .header__top {
        flex-direction: column;
        align-items: flex-start;
    }

    .header__actions {
        width: 100%;
        justify-content: space-between;
    }

    .category-grid {
        grid-template-columns: 1fr;
    }

    .chat__input-wrapper {
        flex-direction: column;
    }
}