/* ── Video Pipeline Form — style.css ────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

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

:root {
    --bg: #0b0f1a;
    --surface: rgba(255, 255, 255, .04);
    --glass: rgba(255, 255, 255, .06);
    --glass-border: rgba(255, 255, 255, .10);
    --text: #e2e8f0;
    --text-dim: #94a3b8;
    --accent: #6366f1;
    --accent2: #a78bfa;
    --accent-glow: rgba(99, 102, 241, .35);
    --success: #34d399;
    --error: #f87171;
    --warning: #fbbf24;
    --radius: 14px;
    --radius-sm: 8px;
    --transition: .25s cubic-bezier(.4, 0, .2, 1);
}

html {
    font-size: 15px;
    scroll-behavior: smooth
}

body {
    font-family: 'Inter', system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* animated gradient bg */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -1;
    background:
        radial-gradient(ellipse 80% 60% at 20% 10%, rgba(99, 102, 241, .12) 0%, transparent 60%),
        radial-gradient(ellipse 60% 50% at 80% 80%, rgba(167, 139, 250, .10) 0%, transparent 50%);
    animation: bgShift 20s ease-in-out infinite alternate;
}

@keyframes bgShift {
    0% {
        transform: scale(1) translate(0, 0)
    }

    100% {
        transform: scale(1.08) translate(-2%, 3%)
    }
}

/* ── Layout ────────────────────────────────────────────────── */
.app-header {
    text-align: center;
    padding: 2.2rem 1rem 1rem;
}

.app-header h1 {
    font-size: 1.85rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -.02em;
}

.app-header p {
    color: var(--text-dim);
    margin-top: .35rem;
    font-size: .92rem
}

.app-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 1.5rem 3rem;
}

/* ── Card / Glass ──────────────────────────────────────────── */
.card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    backdrop-filter: blur(18px) saturate(1.3);
    -webkit-backdrop-filter: blur(18px) saturate(1.3);
    padding: 1.6rem;
    transition: border-color var(--transition);
}

.card:hover {
    border-color: rgba(255, 255, 255, .15)
}

/* ── Webhook bar ───────────────────────────────────────────── */
.webhook-bar {
    display: flex;
    align-items: center;
    gap: .8rem;
    flex-wrap: wrap;
    margin-bottom: .4rem;
}

.webhook-bar label {
    font-weight: 500;
    font-size: .85rem;
    white-space: nowrap
}

.webhook-url-input {
    flex: 1;
    min-width: 200px;
    background: var(--surface);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text);
    padding: .55rem .8rem;
    font-family: inherit;
    font-size: .85rem;
    transition: border-color var(--transition);
}

.webhook-url-input:focus {
    outline: none;
    border-color: var(--accent)
}

/* ── Toggle switch ─────────────────────────────────────────── */
.toggle-group {
    display: flex;
    align-items: center;
    gap: .5rem;
    font-size: .8rem;
    font-weight: 500;
}

.toggle-label {
    color: var(--text-dim);
    transition: color var(--transition)
}

.toggle-label.active {
    color: var(--accent2)
}

.toggle-track {
    position: relative;
    width: 42px;
    height: 22px;
    background: var(--surface);
    border: 1px solid var(--glass-border);
    border-radius: 11px;
    cursor: pointer;
    transition: background var(--transition);
}

.toggle-track::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--accent);
    transition: transform var(--transition);
}

.toggle-track.prod::after {
    transform: translateX(20px);
    background: var(--success)
}

.toggle-track.prod {
    border-color: rgba(52, 211, 153, .3)
}

/* ── Section titles ────────────────────────────────────────── */
.section-title {
    font-size: .78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--accent2);
    margin-bottom: .9rem;
    display: flex;
    align-items: center;
    gap: .45rem;
}

.section-title .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
}

.required-badge {
    font-size: .65rem;
    font-weight: 500;
    background: rgba(99, 102, 241, .18);
    color: var(--accent);
    padding: .1rem .45rem;
    border-radius: 4px;
    margin-left: .3rem;
}

/* ── Form elements ─────────────────────────────────────────── */
.form-group {
    margin-bottom: 1.1rem
}

.form-group label {
    display: block;
    font-size: .82rem;
    font-weight: 500;
    color: var(--text-dim);
    margin-bottom: .3rem;
}

.form-group .hint {
    font-size: .73rem;
    color: rgba(148, 163, 184, .7);
    margin-top: .2rem;
}

input[type="text"],
input[type="number"],
textarea,
select {
    width: 100%;
    background: var(--surface);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text);
    padding: .55rem .75rem;
    font-family: inherit;
    font-size: .88rem;
    transition: border-color var(--transition), box-shadow var(--transition);
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

textarea {
    resize: vertical;
    min-height: 140px;
    line-height: 1.5
}

input::placeholder,
textarea::placeholder {
    color: rgba(148, 163, 184, .4)
}

/* ── Source tabs ────────────────────────────────────────────── */
.source-tabs {
    display: flex;
    gap: 0;
    margin-bottom: .8rem;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 1px solid var(--glass-border);
}

.source-tab {
    flex: 1;
    padding: .5rem;
    font-size: .82rem;
    font-weight: 500;
    text-align: center;
    background: var(--surface);
    color: var(--text-dim);
    border: none;
    cursor: pointer;
    transition: background var(--transition), color var(--transition);
}

.source-tab.active {
    background: var(--accent);
    color: #fff;
}

.source-tab:not(.active):hover {
    background: rgba(255, 255, 255, .06);
    color: var(--text);
}

.source-pane {
    display: none
}

.source-pane.active {
    display: block
}

/* ── Constraints section ───────────────────────────────────── */
.constraints-toggle {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: none;
    border: none;
    color: var(--text-dim);
    cursor: pointer;
    padding: .6rem 0;
    font-family: inherit;
    font-size: .82rem;
    font-weight: 500;
    transition: color var(--transition);
}

.constraints-toggle:hover {
    color: var(--text)
}

.constraints-toggle .chevron {
    transition: transform var(--transition);
    font-size: .75rem;
}

.constraints-toggle.open .chevron {
    transform: rotate(180deg)
}

.constraints-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: .7rem .9rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height .4s ease, opacity .3s ease;
    opacity: 0;
}

.constraints-body.open {
    max-height: 600px;
    opacity: 1;
    padding-top: .6rem
}

.jobid-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height .4s ease, opacity .3s ease;
    opacity: 0;
}

.jobid-body.open {
    max-height: 200px;
    opacity: 1;
    padding-top: .6rem
}

.constraint-item {
    display: flex;
    flex-direction: column;
    gap: .2rem
}

.constraint-item label {
    font-size: .75rem;
    font-weight: 500;
    color: var(--text-dim);
}

.default-badge {
    font-size: .65rem;
    font-weight: 400;
    color: rgba(148, 163, 184, .5);
    margin-left: .3rem;
}

.constraint-item .range-row {
    display: flex;
    align-items: center;
    gap: .5rem
}

.constraint-item input[type="range"] {
    flex: 1;
    height: 4px;
    -webkit-appearance: none;
    appearance: none;
    background: rgba(255, 255, 255, .08);
    border-radius: 2px;
    cursor: pointer;
    border: none;
}

.constraint-item input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--accent);
    border: 2px solid var(--bg);
    box-shadow: 0 0 6px var(--accent-glow);
    transition: transform .15s;
}

.constraint-item input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

.constraint-item .range-value {
    font-size: .8rem;
    font-weight: 600;
    color: var(--accent2);
    min-width: 32px;
    text-align: right;
}

/* ── Preview pane ──────────────────────────────────────────── */
.preview-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: .8rem;
}

.preview-header h3 {
    font-size: .85rem;
    font-weight: 600;
    color: var(--text);
}

.copy-btn {
    font-size: .75rem;
    font-weight: 500;
    background: var(--surface);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-dim);
    padding: .3rem .7rem;
    cursor: pointer;
    transition: all var(--transition);
}

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

.copy-btn.copied {
    border-color: var(--success);
    color: var(--success)
}

.json-preview {
    background: rgba(0, 0, 0, .35);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    padding: 1rem;
    font-family: 'Fira Code', 'Cascadia Code', 'JetBrains Mono', monospace;
    font-size: .78rem;
    line-height: 1.7;
    overflow: auto;
    max-height: calc(100vh - 260px);
    white-space: pre-wrap;
    word-break: break-word;
    color: var(--text-dim);
    transition: border-color var(--transition);
}

/* JSON syntax highlighting */
.json-key {
    color: #93c5fd
}

.json-string {
    color: #86efac
}

.json-number {
    color: #c4b5fd
}

.json-null {
    color: #94a3b8;
    font-style: italic
}

/* ── Submit button ─────────────────────────────────────────── */
.submit-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 1.2rem;
}

.submit-btn {
    flex: 1;
    padding: .75rem 1.5rem;
    font-family: inherit;
    font-size: .92rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    color: #fff;
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition), opacity var(--transition);
    position: relative;
    overflow: hidden;
}

.submit-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 30%, rgba(255, 255, 255, .15) 50%, transparent 70%);
    transform: translateX(-100%);
    transition: transform .5s;
}

.submit-btn:hover::before {
    transform: translateX(100%)
}

.submit-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 24px var(--accent-glow)
}

.submit-btn:active {
    transform: translateY(0);
    box-shadow: none
}

.submit-btn:disabled {
    opacity: .5;
    cursor: not-allowed;
    transform: none
}

.submit-btn .spinner {
    display: none;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, .3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin .6s linear infinite;
    margin-right: .5rem;
}

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

.submit-btn.loading .btn-text {
    opacity: .7
}

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

/* ── Toast ─────────────────────────────────────────────────── */
.toast-container {
    position: fixed;
    top: 1.2rem;
    right: 1.2rem;
    display: flex;
    flex-direction: column;
    gap: .5rem;
    z-index: 1000;
    pointer-events: none;
}

.toast {
    pointer-events: auto;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(16px);
    border-radius: var(--radius-sm);
    padding: .7rem 1rem;
    font-size: .83rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: .5rem;
    animation: toastIn .35s ease;
    max-width: 380px;
}

.toast.success {
    border-color: rgba(52, 211, 153, .3);
    color: var(--success)
}

.toast.error {
    border-color: rgba(248, 113, 113, .3);
    color: var(--error)
}

.toast.info {
    border-color: rgba(99, 102, 241, .3);
    color: var(--accent)
}

.toast.out {
    animation: toastOut .3s ease forwards
}

@keyframes toastIn {
    from {
        opacity: 0;
        transform: translateX(40px)
    }

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

@keyframes toastOut {
    from {
        opacity: 1;
        transform: translateX(0)
    }

    to {
        opacity: 0;
        transform: translateX(40px)
    }
}

/* ── Validation ────────────────────────────────────────────── */
.form-group.invalid input,
.form-group.invalid textarea {
    border-color: var(--error);
    box-shadow: 0 0 0 3px rgba(248, 113, 113, .15);
}

.form-group .error-msg {
    display: none;
    font-size: .73rem;
    color: var(--error);
    margin-top: .25rem;
}

.form-group.invalid .error-msg {
    display: block
}

/* ── Word count ────────────────────────────────────────────── */
.word-count {
    font-size: .72rem;
    color: var(--text-dim);
    text-align: right;
    margin-top: .25rem;
}

.word-count.warn {
    color: var(--warning)
}

.word-count.ok {
    color: var(--success)
}

/* ── Responsive ────────────────────────────────────────────── */
@media(max-width:900px) {
    .app-container {
        grid-template-columns: 1fr
    }

    .preview-panel {
        order: -1
    }

    .json-preview {
        max-height: 250px
    }
}

@media(max-width:500px) {
    html {
        font-size: 14px
    }

    .card {
        padding: 1.1rem
    }

    .constraints-body {
        grid-template-columns: 1fr
    }
}