@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&display=swap');

:root {
    --bg:           #111113;
    --surface:      #1a1a1e;
    --surface-2:    #222226;
    --border:       rgba(255, 255, 255, 0.07);
    --border-hover: rgba(255, 255, 255, 0.13);
    --text:         #e8e8ea;
    --text-2:       #8a8a90;
    --text-3:       #555560;
    --accent:       #e8622a;
    --accent-dim:   rgba(232, 98, 42, 0.15);
    --accent-hover: #f07040;
    --green:        #3dba6e;
    --green-dim:    rgba(61, 186, 110, 0.12);
    --red:          #e05252;
    --red-dim:      rgba(224, 82, 82, 0.12);
    --radius:       10px;
    --radius-sm:    7px;
    --mistral:      #8a5cf0;
    --mistral-dim:  rgba(138, 92, 240, 0.15);
    color-scheme: dark;
}

* { box-sizing: border-box; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    font-size: 14px;
    margin: 0;
    padding: 0;
    min-height: 100vh;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* Layout */
.container {
    max-width: 680px;
    margin: 0 auto;
    padding: 32px 28px 60px;
}

/* Header */
h1 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text);
    margin: 0;
    letter-spacing: -0.02em;
}

.flex-between {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.flex-row {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: nowrap;
}

/* Section cards */
.section {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px 22px;
    margin-bottom: 10px;
    transition: border-color 0.15s ease;
}

.section:hover {
    border-color: var(--border-hover);
}

/* Labels */
label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 9px;
    text-transform: none;
    letter-spacing: normal;
}

.hint {
    font-size: 12px;
    color: var(--text-2);
    margin-top: 7px;
    line-height: 1.5;
}

/* Inputs */
input[type="text"],
input[type="password"],
select,
textarea {
    width: 100%;
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 9px 12px;
    border-radius: var(--radius-sm);
    font-size: 13.5px;
    font-family: inherit;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-dim);
}

input::placeholder,
textarea::placeholder {
    color: var(--text-3);
}

/* Custom select arrow */
select {
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%23555560' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='4 6 8 10 12 6'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 11px center;
    background-size: 14px;
    padding-right: 34px;
    cursor: pointer;
}

select option {
    background: var(--surface-2);
    color: var(--text);
}

textarea {
    resize: vertical;
    min-height: 80px;
    line-height: 1.6;
}

input[type="checkbox"] {
    accent-color: var(--accent);
    width: 16px;
    height: 16px;
    cursor: pointer;
    border-radius: 4px;
    flex-shrink: 0;
}

/* Form control width */
.form-control {
    width: 100%;
}

/* Input wrapper (for eye-btn) */
.input-wrapper {
    position: relative;
    flex: 1;
    min-width: 0;
}

.input-wrapper input {
    padding-right: 40px;
}

.eye-btn {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    cursor: pointer;
    padding: 2px !important;
    font-size: 15px;
    opacity: 0.35;
    transition: opacity 0.15s;
    line-height: 1;
    display: flex;
    align-items: center;
}

.eye-btn:hover {
    opacity: 0.8;
    transform: translateY(-50%);
    box-shadow: none !important;
}

/* Buttons */
button {
    background: var(--accent);
    color: #fff;
    border: none;
    padding: 9px 16px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: inherit;
    font-weight: 500;
    font-size: 13.5px;
    transition: background 0.15s ease, transform 0.1s ease;
    white-space: nowrap;
    flex-shrink: 0;
}

button:hover {
    background: var(--accent-hover);
    transform: none;
    box-shadow: none;
}

button:active {
    transform: scale(0.97);
}

.btn-link {
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    color: var(--red) !important;
    padding: 0 !important;
    font-size: 12px !important;
    text-decoration: none;
    opacity: 0.75;
    min-height: 0;
}

.btn-link:hover {
    opacity: 1;
    transform: none;
    background: transparent !important;
}

.btn-danger {
    background: transparent !important;
    border: 1px solid var(--red) !important;
    color: var(--red) !important;
    box-shadow: none !important;
    font-size: 13px !important;
}

.btn-danger:hover {
    background: var(--red-dim) !important;
    opacity: 1 !important;
}

/* Save status toast */
.save-status {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--surface-2);
    border: 1px solid var(--border-hover);
    color: var(--green);
    padding: 10px 18px;
    border-radius: var(--radius);
    font-weight: 500;
    font-size: 13px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.4);
    transform: translateY(16px);
    opacity: 0;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    pointer-events: none;
}

.save-status.show {
    transform: translateY(0);
    opacity: 1;
}

/* History */
.history-list {
    max-height: 240px;
    overflow-y: auto;
    margin-top: 4px;
}

.history-item {
    background: var(--surface-2);
    border: 1px solid var(--border);
    padding: 11px 14px;
    border-radius: var(--radius-sm);
    margin-bottom: 6px;
    transition: border-color 0.15s;
}

.history-item:hover {
    border-color: var(--border-hover);
    transform: none;
}

.history-time {
    color: var(--text-2);
    font-size: 11px;
    font-weight: 500;
    margin-bottom: 4px;
    display: block;
}

/* Inline status badges (online/offline) */
#connectionStatus {
    border-radius: var(--radius-sm) !important;
    font-size: 13px !important;
    font-weight: 500;
}

/* Installed whisper card */
#whisperInstalled > div {
    border-radius: var(--radius-sm) !important;
}

/* Install button override */
#installBtn {
    background: var(--accent) !important;
    border-radius: var(--radius-sm) !important;
    font-size: 14px !important;
    padding: 11px 20px !important;
    width: 100%;
}

#installBtn:hover {
    background: var(--accent-hover) !important;
}

/* Offline Whisper section separator */
#offlineWhisperSection {
    border-top: 1px solid var(--border) !important;
    margin-top: 20px !important;
    padding-top: 20px !important;
}

/* API Keys Dropdown Section */
.api-keys-details {
    color: var(--text);
}

.api-keys-summary {
    cursor: pointer;
    font-weight: 500;
    font-size: 13px;
    color: var(--text);
    padding: 2px 0;
    user-select: none;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.api-keys-summary::-webkit-details-marker {
    display: none;
}

.api-keys-summary::after {
    content: '\u25b6';
    font-size: 10px;
    color: var(--text-3);
    transition: transform 0.15s ease;
    display: inline-block;
    margin-left: 8px;
}

.api-keys-details[open] > .api-keys-summary::after {
    transform: rotate(90deg);
}

.api-keys-summary:hover {
    color: var(--text);
}

.api-keys-content {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
}

.api-key-section {
    margin-bottom: 12px;
}

.api-key-section:last-child {
    margin-bottom: 0;
}

/* Provider badges for model options */
select option[data-provider]::before {
    content: attr(data-provider);
    display: inline-block;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 500;
    margin-right: 8px;
    opacity: 0.8;
}

select option[data-provider="groq"]::before {
    background: var(--accent-dim);
    color: var(--accent);
}

select option[data-provider="mistral"]::before {
    background: var(--mistral-dim);
    color: var(--mistral);
}

select option[data-provider="local"]::before {
    background: var(--green-dim);
    color: var(--green);
}

/* Collapsible fallback details */
.fallback-details {
    color: var(--text);
}

.fallback-summary {
    cursor: pointer;
    font-weight: 500;
    font-size: 13px;
    color: var(--text-2);
    padding: 2px 0;
    user-select: none;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 6px;
}

.fallback-summary::-webkit-details-marker {
    display: none;
}

.fallback-summary::before {
    content: '\u25b6';
    font-size: 10px;
    color: var(--text-3);
    transition: transform 0.15s ease;
    display: inline-block;
}

.fallback-details[open] > .fallback-summary::before {
    transform: rotate(90deg);
}

.fallback-summary:hover {
    color: var(--text);
}

/* Section group header divider */
.section-group-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: var(--text-3);
    margin: 22px 0 8px;
}

/* Scrollbar */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
    background: var(--surface-2);
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover { background: var(--border-hover); }