:root {
    --bs-body-font-family: 'Manrope', sans-serif;
    --app-display-font: 'Space Grotesk', sans-serif;
    --app-brand-deep: #0D3361;
    --app-brand-primary: #1C65C2;
    --app-brand-secondary: #4186E1;
    --app-brand-soft: #9BBFEF;
    --app-ink: #0D3361;
    --app-muted: #4F6F9B;
    --app-line: rgba(28, 101, 194, 0.16);
    --app-line-strong: rgba(28, 101, 194, 0.26);
    --app-panel: rgba(255, 255, 255, 0.76);
    --app-panel-strong: rgba(255, 255, 255, 0.9);
    --app-accent: #1C65C2;
    --app-accent-soft: rgba(65, 134, 225, 0.12);
    --app-accent-alt: #4186E1;
    --app-success: #17986e;
    --app-danger: #dd5c76;
    --app-warning: #d98936;
    --app-shadow: 0 26px 80px rgba(32, 50, 92, 0.14);
    --app-radius-lg: 24px;
    --app-radius-xl: 30px;
}

body.app-body {
    min-height: 100vh;
    color: var(--app-ink);
    background:
        radial-gradient(circle at top left, rgba(65, 134, 225, 0.22), transparent 32%),
        radial-gradient(circle at 88% 10%, rgba(255, 191, 119, 0.24), transparent 24%),
        linear-gradient(180deg, #f8fbff 0%, #eef4ff 48%, #f7f4ef 100%);
}

body.app-body::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.3) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.25) 1px, transparent 1px);
    background-size: 32px 32px;
    mask-image: radial-gradient(circle at center, black 28%, transparent 78%);
    opacity: 0.35;
}

.app-navbar {
    background: rgba(248, 251, 255, 0.74);
    border-bottom: 1px solid rgba(28, 101, 194, 0.14);
    backdrop-filter: blur(18px);
}

.app-navbar-shell {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.app-navbar-shell .navbar-collapse {
    justify-content: flex-end;
}

.app-navbar .navbar-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    font-family: var(--app-display-font);
    font-weight: 700;
    letter-spacing: -0.04em;
    color: var(--app-ink);
    text-decoration: none;
}

.app-brand-logo {
    display: block;
    width: auto;
    height: 1.55rem;
}

.app-brand-product {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    border: 1px solid rgba(28, 101, 194, 0.14);
    border-radius: 999px;
    padding: 0.28rem 0.7rem;
    background: rgba(255, 255, 255, 0.62);
    color: var(--app-muted);
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.app-brand-product-suffix {
    color: #4186E1;
}

.app-brand-product.is-accent {
    position: relative;
    overflow: hidden;
    border-color: rgba(28, 101, 194, 0.18);
    padding: 0.34rem 0.82rem;
    background: linear-gradient(135deg, rgba(13, 51, 97, 0.12) 0%, rgba(155, 191, 239, 0.24) 100%);
    color: var(--app-accent);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.72), 0 10px 22px rgba(28, 101, 194, 0.14);
}

.app-brand-product.is-accent::before {
    content: '';
    position: absolute;
    inset: 1px;
    border-radius: inherit;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.42) 0%, rgba(255, 255, 255, 0) 100%);
    pointer-events: none;
}

.app-navbar .navbar-brand:hover,
.app-navbar .navbar-brand:focus {
    color: var(--app-ink);
}

.app-navbar .nav-link {
    color: var(--app-muted);
    font-weight: 600;
}

.app-navbar .nav-link.active,
.app-navbar .nav-link:hover,
.app-navbar .nav-link:focus {
    color: var(--app-ink);
}

.btn {
    position: relative;
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 700;
    line-height: 1.2;
    padding: 0.7rem 1rem;
    white-space: nowrap;
}

.btn-lg {
    font-size: 0.9rem;
    padding: 0.8rem 1.12rem;
}

.btn-primary,
.btn-primary:focus,
.btn-primary:active {
    border: none;
    background: linear-gradient(135deg, var(--app-accent) 0%, var(--app-accent-alt) 100%);
    box-shadow: 0 18px 34px rgba(28, 101, 194, 0.22);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--app-brand-deep) 0%, var(--app-accent) 100%);
    box-shadow: 0 20px 40px rgba(28, 101, 194, 0.28);
}

.btn-outline-secondary,
.btn-outline-dark {
    border-color: rgba(59, 78, 116, 0.18);
    color: var(--app-ink);
    background: rgba(255, 255, 255, 0.62);
}

.btn-outline-secondary:hover,
.btn-outline-dark:hover {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(59, 78, 116, 0.24);
    color: var(--app-ink);
}

.btn.is-loading {
    color: transparent !important;
    text-shadow: none;
    pointer-events: none;
    cursor: wait;
}

.btn.is-loading > * {
    opacity: 0;
}

.btn.is-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 1rem;
    height: 1rem;
    margin-top: -0.5rem;
    margin-left: -0.5rem;
    border: 2px solid var(--btn-spinner-color, #ffffff);
    border-right-color: transparent;
    border-radius: 50%;
    animation: app-button-spin 0.7s linear infinite;
}

.btn-primary.is-loading {
    --btn-spinner-color: #ffffff;
}

.btn-outline-secondary.is-loading,
.btn-outline-dark.is-loading {
    --btn-spinner-color: var(--app-ink);
}

.form-label {
    margin-bottom: 0.45rem;
    color: var(--app-ink);
    font-size: 0.92rem;
    font-weight: 700;
}

.form-control,
.form-select {
    border: 1px solid var(--app-line);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.84);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
    color: var(--app-ink);
    padding: 0.85rem 1rem;
}

.form-control-lg {
    padding: 1rem 1.1rem;
}

.form-control:focus,
.form-select:focus {
    border-color: rgba(28, 101, 194, 0.3);
    box-shadow: 0 0 0 0.25rem rgba(65, 134, 225, 0.14);
    background: #ffffff;
}

.studio-shell {
    max-width: 1120px;
}

.studio-hero {
    display: grid;
    gap: 1.5rem;
    align-items: end;
    grid-template-columns: minmax(0, 1fr) minmax(260px, 320px);
    margin-bottom: 1rem;
}

.studio-hero-copy {
    grid-column: 1 / -1;
}

.studio-kicker {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    border: 1px solid rgba(28, 101, 194, 0.14);
    border-radius: 999px;
    padding: 0.45rem 0.8rem;
    background: rgba(255, 255, 255, 0.55);
    color: var(--app-brand-deep);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.studio-title {
    margin: 1rem 0 0.8rem;
    font-family: var(--app-display-font);
    font-size: clamp(2.2rem, 4vw, 4.2rem);
    line-height: 0.96;
    letter-spacing: -0.06em;
    max-width: none;
}

.studio-title-compact {
    font-size: 1.75rem;
    line-height: 1.2;
    letter-spacing: 0;
    max-width: none;
    white-space: nowrap;
}

.studio-subtitle {
    margin: 0;
    max-width: 60ch;
    color: var(--app-muted);
    font-size: 1.05rem;
}

.studio-progress-meta {
    grid-column: 1 / -1;
    width: 100%;
    margin-top: 0.15rem;
    padding: 1rem 1.1rem;
    border: 1px solid rgba(28, 101, 194, 0.14);
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.62);
    box-shadow: 0 16px 34px rgba(35, 53, 94, 0.06);
}

.studio-progress-head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.6rem 1rem;
    margin-bottom: 0.95rem;
}

.studio-progress-label {
    display: inline-flex;
    align-items: center;
    color: var(--app-muted);
    font-size: 0.74rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.studio-progress-current {
    color: var(--app-muted);
    font-size: 0.82rem;
    font-weight: 700;
}

.studio-stepper {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    width: 100%;
}

.studio-stepper-item {
    min-width: 0;
}

.studio-stepper-trigger {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    min-width: 0;
}

.studio-stepper-circle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    flex-shrink: 0;
    border-radius: 50%;
    border: 2px solid rgba(130, 151, 191, 0.22);
    background: rgba(245, 248, 255, 0.95);
    color: var(--app-muted);
    font-size: 0.84rem;
    font-weight: 800;
}

.studio-stepper-copy {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.studio-stepper-title {
    color: var(--app-ink);
    font-size: 0.92rem;
    font-weight: 700;
    line-height: 1.15;
}

.studio-stepper-subtitle {
    color: var(--app-muted);
    font-size: 0.73rem;
    line-height: 1.25;
}

.studio-stepper-line {
    height: 1px;
    flex: 1 1 2.5rem;
    min-width: 1.8rem;
    background: rgba(152, 176, 226, 0.34);
}

.studio-stepper-item.is-active .studio-stepper-circle {
    border-color: rgba(28, 101, 194, 0.16);
    background: linear-gradient(135deg, var(--app-accent) 0%, var(--app-accent-alt) 100%);
    color: #ffffff;
    box-shadow: 0 10px 22px rgba(28, 101, 194, 0.22);
}

.studio-stepper-item.is-active .studio-stepper-title {
    color: var(--app-accent);
}

.studio-stepper-item.is-complete .studio-stepper-circle {
    border-color: rgba(23, 152, 110, 0.16);
    background: rgba(23, 152, 110, 0.1);
    color: var(--app-success);
}

.studio-stepper-item.is-complete .studio-stepper-title {
    color: var(--app-success);
}

.studio-panel {
    position: relative;
    overflow: hidden;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.62);
    border-radius: var(--app-radius-xl);
    background: var(--app-panel);
    backdrop-filter: blur(20px);
    box-shadow: var(--app-shadow);
}

.studio-panel::after {
    content: '';
    position: absolute;
    right: -80px;
    bottom: -100px;
    width: 240px;
    height: 240px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(155, 191, 239, 0.18) 0%, transparent 70%);
    pointer-events: none;
}

.stage-label {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    margin-bottom: 0.95rem;
    border-radius: 999px;
    padding: 0.45rem 0.85rem;
    background: rgba(28, 101, 194, 0.08);
    color: var(--app-accent);
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.stage-title {
    margin: 0 0 0.75rem;
    font-family: var(--app-display-font);
    font-size: clamp(1.6rem, 2.2vw, 2.3rem);
    letter-spacing: -0.05em;
    max-width: 18ch;
}

.stage-title-compact {
    font-size: 1.5rem;
    line-height: 1.2;
    letter-spacing: 0;
    max-width: none;
    white-space: nowrap;
}

.stage-copy {
    margin: 0;
    color: var(--app-muted);
    max-width: 58ch;
}

.stage-header {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 1.5rem;
    margin-bottom: 1.75rem;
}

.stage-note-list {
    display: grid;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.stage-note {
    display: flex;
    gap: 0.85rem;
    align-items: flex-start;
    padding: 0.95rem 1rem;
    border: 1px solid rgba(95, 119, 171, 0.14);
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.52);
    color: var(--app-muted);
}

.stage-note i {
    margin-top: 0.1rem;
    color: var(--app-accent);
}

.studio-form {
    position: relative;
    z-index: 1;
}

.upload-dropzone {
    padding: 1.15rem;
    border: 1px dashed rgba(28, 101, 194, 0.24);
    border-radius: 24px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.78) 0%, rgba(236, 244, 255, 0.82) 100%);
}

.upload-native-input {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.upload-picker {
    display: flex;
    align-items: center;
    gap: 1rem;
    width: 100%;
    padding: 1rem 1.05rem;
    border: 1px dashed rgba(28, 101, 194, 0.26);
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.76);
    color: var(--app-ink);
    cursor: pointer;
    transition: border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
}

.upload-picker:hover {
    transform: translateY(-1px);
    border-color: rgba(28, 101, 194, 0.34);
    box-shadow: 0 12px 22px rgba(28, 101, 194, 0.08);
}

.upload-native-input:focus-visible + .upload-picker {
    border-color: rgba(28, 101, 194, 0.36);
    box-shadow: 0 0 0 0.25rem rgba(65, 134, 225, 0.14);
}

.upload-picker-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.85rem;
    height: 2.85rem;
    flex-shrink: 0;
    border-radius: 18px;
    background: rgba(28, 101, 194, 0.08);
    color: var(--app-accent);
    font-size: 1rem;
}

.upload-picker-copy {
    display: flex;
    flex: 1 1 auto;
    flex-direction: column;
    min-width: 0;
}

.upload-picker-title {
    color: var(--app-ink);
    font-size: 0.95rem;
    font-weight: 700;
    line-height: 1.2;
}

.upload-picker-subtitle {
    color: var(--app-muted);
    font-size: 0.82rem;
    line-height: 1.2;
}

.upload-picker-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border-radius: 999px;
    padding: 0.5rem 0.82rem;
    background: rgba(28, 101, 194, 0.08);
    color: var(--app-accent);
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.upload-dropzone.has-file .upload-picker {
    border-style: solid;
    border-color: rgba(23, 152, 110, 0.24);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.88) 0%, rgba(238, 250, 244, 0.9) 100%);
}

.upload-dropzone.has-file .upload-picker-icon {
    background: rgba(23, 152, 110, 0.12);
    color: var(--app-success);
}

.upload-dropzone.has-file .upload-picker-action {
    background: rgba(23, 152, 110, 0.12);
    color: var(--app-success);
}

.upload-dropzone-meta {
    margin-top: 0.75rem;
    color: var(--app-muted);
    font-size: 0.9rem;
}

.was-validated .upload-native-input:invalid + .upload-picker {
    border-color: var(--bs-form-invalid-border-color);
}

.was-validated .upload-native-input:invalid ~ .invalid-feedback {
    display: block;
}

.small-note {
    color: var(--app-muted);
    font-size: 0.92rem;
}

.stage-meta-grid {
    display: grid;
    gap: 0.85rem;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    min-width: min(100%, 420px);
}

.stage-meta-grid-tight {
    min-width: 0;
}

.meta-tile {
    padding: 0.95rem 1rem;
    border: 1px solid var(--app-line);
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.72);
}

.meta-tile-label {
    display: block;
    margin-bottom: 0.35rem;
    color: var(--app-muted);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.meta-tile-value {
    display: block;
    font-size: 0.96rem;
    line-height: 1.4;
    word-break: break-word;
}

.preview-shell {
    overflow: hidden;
    border-radius: 26px;
    border: 1px solid rgba(17, 29, 56, 0.18);
    background: linear-gradient(180deg, #0D3361 0%, #0A274A 100%);
    box-shadow: 0 22px 48px rgba(13, 51, 97, 0.22);
}

.preview-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 1.2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    background: linear-gradient(90deg, rgba(65, 134, 225, 0.36) 0%, rgba(13, 51, 97, 0.6) 100%);
}

.preview-toolbar-title {
    font-family: var(--app-display-font);
    font-size: 1rem;
    letter-spacing: -0.03em;
    color: #f5f8ff;
}

.preview-toolbar-copy {
    color: rgba(155, 191, 239, 0.8);
    font-size: 0.84rem;
}

.preview-toolbar-badge {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 0.35rem 0.75rem;
    background: rgba(255, 255, 255, 0.08);
    color: #9BBFEF;
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.raw-json-preview {
    max-height: 36rem;
    margin: 0;
    padding: 1.3rem;
    overflow: auto;
    color: #9BBFEF;
    background: transparent;
    font-size: 0.83rem;
    line-height: 1.7;
    white-space: pre-wrap;
    word-break: break-word;
}

.mode-stage {
    height: 100%;
    padding: 1.15rem;
    border: 1px solid rgba(97, 120, 173, 0.14);
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.7);
}

.mode-stage-header {
    margin-bottom: 1rem;
}

.mode-stage-title {
    margin: 0 0 0.35rem;
    font-family: var(--app-display-font);
    font-size: 1.25rem;
    letter-spacing: -0.04em;
}

.mode-stage-copy {
    margin: 0;
    color: var(--app-muted);
    font-size: 0.95rem;
}

.mode-selector {
    display: grid;
    gap: 0.8rem;
}

.mode-card {
    appearance: none;
    position: relative;
    display: block;
    width: 100%;
    padding: 1rem 1rem 1rem 3.2rem;
    border: 1px solid var(--app-line);
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.7);
    color: var(--app-ink);
    font: inherit;
    text-align: left;
    cursor: pointer;
    transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.mode-card:hover {
    transform: translateY(-2px);
    border-color: rgba(28, 101, 194, 0.22);
    box-shadow: 0 12px 24px rgba(24, 44, 90, 0.08);
}

.mode-card::before {
    content: '';
    position: absolute;
    top: 1.12rem;
    left: 1.1rem;
    width: 1.15rem;
    height: 1.15rem;
    border: 2px solid rgba(76, 96, 138, 0.34);
    border-radius: 50%;
    background: #ffffff;
    transition: border-color 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
}

.mode-card.is-selected {
    border-color: rgba(28, 101, 194, 0.26);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.92) 0%, rgba(236, 244, 255, 0.96) 100%);
    box-shadow: 0 16px 28px rgba(28, 101, 194, 0.1);
}

.mode-card.is-selected::before {
    border-color: var(--app-accent);
    background: var(--app-accent);
    box-shadow: inset 0 0 0 3px #ffffff;
}

.mode-card:focus-visible {
    outline: none;
    border-color: rgba(28, 101, 194, 0.32);
    box-shadow: 0 0 0 0.25rem rgba(65, 134, 225, 0.14);
}

.mode-card.is-disabled {
    opacity: 0.52;
    cursor: not-allowed;
}

.mode-card-label {
    display: block;
    margin-bottom: 0.15rem;
    color: var(--app-ink);
    font-weight: 800;
}

.mode-card-description {
    display: block;
    color: var(--app-muted);
    font-size: 0.92rem;
}

.mode-card-status {
    display: inline-block;
    margin-top: 0.65rem;
    color: var(--app-muted);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.action-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    align-items: center;
}

.action-row-stack {
    flex-direction: column;
    align-items: center;
}

.action-row-stack .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: min(100%, 22rem);
}

.empty-state,
.download-stage {
    display: grid;
    gap: 1.2rem;
    padding: 1.5rem;
    border: 1px solid var(--app-line);
    border-radius: 26px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.74) 0%, rgba(239, 245, 255, 0.86) 100%);
}

.empty-state-icon,
.download-stage-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3.25rem;
    height: 3.25rem;
    border-radius: 20px;
    background: rgba(28, 101, 194, 0.08);
    color: var(--app-accent);
    font-size: 1.25rem;
}

.download-stage-icon {
    background: rgba(23, 152, 110, 0.1);
    color: var(--app-success);
}

.empty-state-title,
.download-stage-title {
    margin: 0 0 0.35rem;
    font-family: var(--app-display-font);
    font-size: 1.35rem;
    letter-spacing: -0.04em;
}

.empty-state-copy,
.download-stage-copy {
    color: var(--app-muted);
    max-width: 60ch;
}

.download-stage-main {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.app-alert {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    padding: 1rem 1.15rem;
    border: 1px solid var(--app-line);
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.72);
    box-shadow: 0 14px 36px rgba(30, 49, 90, 0.08);
}

.app-alert-success {
    border-color: rgba(23, 152, 110, 0.18);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.86) 0%, rgba(235, 250, 244, 0.98) 100%);
}

.app-alert-danger {
    border-color: rgba(221, 92, 118, 0.18);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.86) 0%, rgba(255, 238, 242, 0.98) 100%);
}

.app-alert-warning {
    border-color: rgba(217, 137, 54, 0.18);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.86) 0%, rgba(255, 246, 232, 0.98) 100%);
}

.app-alert-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 2.85rem;
    height: 2.85rem;
    border-radius: 18px;
    background: rgba(23, 103, 255, 0.08);
    color: var(--app-accent);
}

.app-alert-danger .app-alert-icon {
    background: rgba(221, 92, 118, 0.1);
    color: var(--app-danger);
}

.app-alert-warning .app-alert-icon {
    background: rgba(217, 137, 54, 0.12);
    color: var(--app-warning);
}

.app-alert-success .app-alert-icon {
    background: rgba(23, 152, 110, 0.12);
    color: var(--app-success);
}

.app-alert-title {
    margin-bottom: 0.18rem;
    font-weight: 800;
}

.app-alert-message {
    color: var(--app-muted);
}

.modal-content {
    border: 1px solid rgba(28, 101, 194, 0.14);
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(16px);
    box-shadow: var(--app-shadow);
}

.debug-trace-preview {
    max-height: 28rem;
    overflow: auto;
    white-space: pre-wrap;
    word-break: break-word;
}

.sessions-table td,
.sessions-table th {
    vertical-align: middle;
}

.session-json-preview {
    max-height: 70vh;
    overflow: auto;
    padding: 1rem;
    border-radius: 20px;
    background: #0D3361;
    color: #9BBFEF;
    white-space: pre-wrap;
    word-break: break-word;
}

.offer-page {
    position: relative;
    overflow: clip;
    scroll-margin-top: 6.25rem;
}

.offer-page section[id] {
    scroll-margin-top: 6.25rem;
}

.offer-page::before,
.offer-page::after {
    content: '';
    position: absolute;
    border-radius: 999px;
    pointer-events: none;
    filter: blur(10px);
}

.demo-main {
    position: relative;
}

.demo-main::before,
.demo-main::after {
    content: '';
    position: absolute;
    border-radius: 999px;
    pointer-events: none;
    filter: blur(10px);
}

.demo-main::before {
    top: 2rem;
    right: -9rem;
    width: 22rem;
    height: 22rem;
    background: radial-gradient(circle, rgba(155, 191, 239, 0.2) 0%, rgba(155, 191, 239, 0) 72%);
}

.demo-main::after {
    top: 24rem;
    left: -8rem;
    width: 20rem;
    height: 20rem;
    background: radial-gradient(circle, rgba(65, 134, 225, 0.14) 0%, rgba(65, 134, 225, 0) 70%);
}

.demo-main > * {
    position: relative;
    z-index: 1;
}

.offer-page::before {
    top: -4rem;
    right: -10rem;
    width: 24rem;
    height: 24rem;
    background: radial-gradient(circle, rgba(155, 191, 239, 0.22) 0%, rgba(155, 191, 239, 0) 72%);
}

.offer-page::after {
    top: 28rem;
    left: -10rem;
    width: 22rem;
    height: 22rem;
    background: radial-gradient(circle, rgba(255, 191, 119, 0.18) 0%, rgba(255, 191, 119, 0) 70%);
}

.offer-page > * {
    position: relative;
    z-index: 1;
}

.offer-hero-section {
    position: relative;
}

.offer-hero {
    display: grid;
    gap: 2rem;
    grid-template-columns: minmax(0, 1.08fr) minmax(340px, 0.92fr);
    align-items: start;
}

.demo-hero {
    display: grid;
    gap: 1.25rem;
    grid-template-columns: minmax(0, 1.12fr) minmax(290px, 0.88fr);
    align-items: start;
}

.demo-hero.demo-hero-simple {
    grid-template-columns: 1fr;
}

.demo-hero-copy.is-centered {
    align-items: center;
    text-align: center;
}

.demo-title {
    max-width: none;
}

.demo-subtitle {
    max-width: none;
}

.demo-constraint-list {
    display: grid;
    gap: 0.85rem;
}

.demo-tag-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
    margin-top: 0.8rem;
}

.demo-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    border: 1px solid rgba(28, 101, 194, 0.12);
    border-radius: 999px;
    padding: 0.55rem 0.85rem;
    background: rgba(255, 255, 255, 0.72);
    color: var(--app-ink);
    font-size: 0.82rem;
    font-weight: 700;
    box-shadow: 0 14px 28px rgba(35, 53, 94, 0.06);
}

.demo-tag i {
    color: var(--app-brand-primary);
}

.demo-constraint-item {
    display: flex;
    gap: 0.95rem;
    align-items: flex-start;
    border: 1px solid rgba(28, 101, 194, 0.14);
    border-radius: 22px;
    padding: 1rem 1.05rem;
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(14px);
    box-shadow: 0 20px 44px rgba(35, 53, 94, 0.08);
}

.demo-constraint-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.8rem;
    height: 2.8rem;
    flex-shrink: 0;
    border-radius: 18px;
    background: rgba(28, 101, 194, 0.08);
    color: var(--app-brand-primary);
    font-size: 1.1rem;
}

.demo-constraint-item strong {
    display: block;
    margin-bottom: 0.2rem;
    color: var(--app-ink);
}

.demo-constraint-item p {
    margin: 0;
    color: var(--app-muted);
    line-height: 1.55;
}

.offer-hero-copy {
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-width: 0;
    padding-top: 0.35rem;
}

.offer-title {
    margin: 0 0 1rem;
    font-family: var(--app-display-font);
    font-size: clamp(1.85rem, 2.95vw, 3.15rem);
    line-height: 1.02;
    letter-spacing: -0.07em;
    max-width: 14ch;
}

.offer-title-accent {
    display: inline-block;
    color: var(--app-accent);
}

.offer-title-accent-deep {
    color: #172033;
}

.offer-title-accent-mid {
    color: #1C65C2;
}

.offer-title-accent-soft {
    color: #4186E1;
}

.offer-title-accent-bright {
    color: #9BBFEF;
}

.offer-lead {
    margin: 0 0 0.85rem;
    max-width: 63ch;
    color: var(--app-ink);
    font-size: 1.06rem;
    line-height: 1.65;
}

.offer-lead-secondary {
    color: var(--app-muted);
}

.offer-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.9rem;
    margin-top: 1.6rem;
}

.offer-hero-panel {
    display: grid;
    gap: 1rem;
    align-self: stretch;
}

.offer-panel-window,
.offer-value-card,
.offer-benefit-card,
.offer-plan-card,
.offer-cta-card,
.offer-contact-card,
.offer-customization-card,
.offer-customization-bridge {
    border: 1px solid rgba(28, 101, 194, 0.14);
    border-radius: 28px;
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(14px);
    box-shadow: 0 20px 44px rgba(35, 53, 94, 0.08);
}

.demo-panel {
    overflow: hidden;
}

.demo-panel-inner {
    max-width: none;
    margin: 0 auto;
}

.demo-upload-state {
    min-height: 22rem;
}

.demo-upload-state > * {
    width: 100%;
}

.demo-form-note {
    display: flex;
    gap: 0.7rem;
    align-items: flex-start;
    border-radius: 18px;
    padding: 0.9rem 1rem;
    background: rgba(28, 101, 194, 0.06);
    color: var(--app-muted);
    font-size: 0.92rem;
    line-height: 1.55;
}

.demo-upload-card {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.demo-upload-card .studio-form {
    width: 100%;
    max-width: 44rem;
    margin: 0 auto;
}

.demo-upload-card-head {
    text-align: center;
}

.demo-upload-card-head .stage-title {
    max-width: none;
    margin-bottom: 0.55rem;
}

.demo-upload-card-head .stage-copy {
    max-width: none;
    margin: 0;
}

.demo-form-note i {
    margin-top: 0.1rem;
    color: var(--app-brand-primary);
}

.demo-processing-state,
.demo-success-state {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 26rem;
    text-align: center;
    gap: 1rem;
    padding: 1.5rem;
}

.demo-processing-spinner {
    width: 3.25rem;
    height: 3.25rem;
    color: var(--app-brand-primary);
    border-width: 0.28rem;
}

.demo-processing-copy,
.demo-success-copy {
    max-width: 34rem;
}

.demo-processing-copy h3,
.demo-success-copy h3 {
    margin: 0 0 0.5rem;
    font-family: var(--app-display-font);
    letter-spacing: -0.04em;
    color: var(--app-ink);
}

.demo-processing-copy p,
.demo-success-copy p {
    margin: 0;
    color: var(--app-muted);
    line-height: 1.6;
}

.demo-success-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.6rem;
    height: 2.6rem;
    border-radius: 50%;
    background: rgba(28, 101, 194, 0.1);
    color: var(--app-brand-primary);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.demo-success-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    border: 1px solid rgba(28, 101, 194, 0.12);
    border-radius: 999px;
    padding: 0.65rem 1rem 0.65rem 0.7rem;
    background: rgba(255, 255, 255, 0.78);
    box-shadow: 0 18px 34px rgba(35, 53, 94, 0.08);
}

.demo-success-pill-label {
    color: var(--app-ink);
    font-size: 1rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.demo-success-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
}

.demo-success-meta span {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 0.48rem 0.8rem;
    background: rgba(28, 101, 194, 0.07);
    color: var(--app-ink);
    font-size: 0.82rem;
    font-weight: 600;
}

.demo-download-btn {
    min-width: min(100%, 24rem);
    padding: 1.15rem 1.6rem;
    font-size: 1.08rem;
    line-height: 1.15;
    box-shadow: 0 24px 42px rgba(28, 101, 194, 0.26);
}

.offer-panel-window {
    overflow: hidden;
}

.offer-panel-window-illustration {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    aspect-ratio: 1 / 1;
    min-height: clamp(280px, 34vw, 420px);
    background:
        radial-gradient(circle at top right, rgba(155, 191, 239, 0.2), transparent 34%),
        radial-gradient(circle at bottom left, rgba(28, 101, 194, 0.12), transparent 28%),
        rgba(255, 255, 255, 0.72);
}

.offer-hero-illustration {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.offer-panel-topbar {
    display: flex;
    gap: 0.4rem;
    padding: 0.85rem 1rem;
    border-bottom: 1px solid rgba(28, 101, 194, 0.12);
    background: rgba(255, 255, 255, 0.55);
}

.offer-panel-topbar span {
    width: 0.65rem;
    height: 0.65rem;
    border-radius: 50%;
    background: rgba(103, 126, 174, 0.22);
}

.offer-panel-stage {
    display: flex;
    align-items: stretch;
    gap: 1rem;
    padding: 1.2rem;
}

.offer-stage-card {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    flex: 1 1 0;
    min-height: 6.5rem;
    padding: 1rem;
    border: 1px solid rgba(28, 101, 194, 0.14);
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.78);
}

.offer-stage-card > div {
    min-width: 0;
}

.offer-stage-card-primary {
    border-color: rgba(28, 101, 194, 0.16);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.88) 0%, rgba(233, 242, 255, 0.96) 100%);
}

.offer-stage-card strong,
.offer-stage-card span {
    display: block;
}

.offer-stage-card span {
    color: var(--app-muted);
    font-size: 0.82rem;
}

.offer-stage-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.8rem;
    height: 2.8rem;
    flex-shrink: 0;
    border-radius: 18px;
    background: rgba(28, 101, 194, 0.08);
    color: var(--app-accent);
}

.offer-stage-arrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: rgba(28, 101, 194, 0.46);
    font-size: 0.95rem;
}

.offer-stage-stack {
    display: grid;
    flex: 0 0 7.5rem;
    gap: 0.55rem;
    align-content: center;
}

.offer-stage-mini {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    border-radius: 999px;
    padding: 0.45rem 0.75rem;
    background: rgba(255, 255, 255, 0.82);
    color: var(--app-ink);
    font-size: 0.8rem;
    font-weight: 800;
}

.offer-value-grid,
.offer-benefits-grid {
    display: grid;
    gap: 1rem;
    align-items: stretch;
}

.offer-value-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-top: 1.6rem;
}

.offer-value-card,
.offer-benefit-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 1.25rem;
}

.offer-value-card {
    align-items: center;
    text-align: center;
}

.offer-value-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.1rem;
    color: var(--app-accent);
    font-size: 3rem;
    line-height: 1;
}

.offer-benefit-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin: 0 0 1rem;
    color: var(--app-accent);
    font-size: 3rem;
    line-height: 1;
}

.offer-benefit-card:nth-child(3n + 1) .offer-benefit-icon {
    color: var(--app-brand-deep);
}

.offer-benefit-card:nth-child(3n + 2) .offer-benefit-icon {
    color: var(--app-brand-primary);
}

.offer-benefit-card:nth-child(3n) .offer-benefit-icon {
    color: var(--app-brand-secondary);
}

.offer-value-card:nth-child(1) .offer-value-icon {
    color: var(--app-brand-deep);
}

.offer-value-card:nth-child(2) .offer-value-icon {
    color: var(--app-brand-primary);
}

.offer-value-card:nth-child(3) .offer-value-icon {
    color: var(--app-brand-secondary);
}

.offer-value-card h2,
.offer-benefit-card h3,
.offer-section-heading h2,
.offer-cta-card h2 {
    margin: 0 0 0.55rem;
    font-family: var(--app-display-font);
    letter-spacing: -0.04em;
}

.offer-value-card h2 {
    font-size: 1.18rem;
}

.offer-value-card p,
.offer-benefit-card p,
.offer-section-heading p,
.offer-cta-card p {
    margin: 0;
    color: var(--app-muted);
    line-height: 1.65;
}

.offer-benefit-formats {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-top: auto;
    padding-top: 1rem;
}

.offer-benefit-format {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--app-muted);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.offer-benefit-format i {
    font-size: 1rem;
    line-height: 1;
}

.offer-section-heading {
    margin-bottom: 1.4rem;
}

.offer-section-heading-centered {
    text-align: center;
}

.offer-section-kicker {
    display: inline-flex;
    align-items: center;
    margin-bottom: 0.8rem;
    border-radius: 999px;
    padding: 0.4rem 0.82rem;
    background: rgba(28, 101, 194, 0.08);
    color: var(--app-accent);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.09em;
    text-transform: uppercase;
}

.offer-section-heading h2,
.offer-cta-card h2 {
    font-size: clamp(1.9rem, 3vw, 3rem);
    max-width: none;
}

.offer-section-heading-centered h2 {
    max-width: 18ch;
    margin-inline: auto;
}

.offer-section-heading-centered p {
    max-width: 58ch;
    margin-inline: auto;
}

.offer-benefits-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.offer-benefit-card h3 {
    font-size: 1.08rem;
}

.offer-benefit-card:nth-child(3n + 1) h3 {
    color: var(--app-brand-deep);
}

.offer-benefit-card:nth-child(3n + 2) h3 {
    color: var(--app-brand-primary);
}

.offer-benefit-card:nth-child(3n) h3 {
    color: var(--app-brand-secondary);
}

.offer-pricing-grid {
    display: grid;
    gap: 1rem;
    align-items: stretch;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    margin-top: 1.6rem;
}

.offer-customization-grid {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 1.6rem;
}

.offer-customization-card {
    display: flex;
    flex-direction: column;
    gap: 0.95rem;
    padding: 1.45rem;
}

.offer-customization-card.is-accent {
    border-color: rgba(28, 101, 194, 0.2);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.9) 0%, rgba(236, 244, 255, 0.98) 100%);
}

.offer-customization-head {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.offer-customization-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3.25rem;
    height: 3.25rem;
    color: var(--app-accent);
    font-size: 2rem;
    line-height: 1;
}

.offer-customization-card:first-child .offer-customization-icon {
    color: var(--app-brand-primary);
}

.offer-customization-card:last-child .offer-customization-icon {
    color: var(--app-brand-deep);
}

.offer-customization-kicker {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 0.28rem 0.6rem;
    background: rgba(28, 101, 194, 0.08);
    color: var(--app-accent);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.offer-customization-card h3 {
    margin: 0;
    font-family: var(--app-display-font);
    font-size: 1.28rem;
    letter-spacing: -0.04em;
    color: var(--app-ink);
}

.offer-customization-card p {
    margin: 0;
    color: var(--app-muted);
    line-height: 1.65;
}

.offer-customization-secondary {
    font-size: 0.94rem;
}

.offer-customization-list {
    display: grid;
    gap: 0.68rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.offer-customization-list li {
    position: relative;
    padding-left: 1.35rem;
    color: var(--app-ink);
    font-size: 0.92rem;
    line-height: 1.5;
}

.offer-customization-list li::before {
    content: '';
    position: absolute;
    top: 0.58rem;
    left: 0;
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background: var(--app-brand-secondary);
}

.offer-customization-card:last-child .offer-customization-list li::before {
    background: var(--app-brand-primary);
}

.offer-customization-bridge {
    margin-top: 1rem;
    padding: 1rem 1.15rem;
    color: var(--app-muted);
    line-height: 1.6;
}

.offer-customization-bridge strong {
    color: var(--app-ink);
}

.offer-plan-card {
    position: relative;
    isolation: isolate;
    --offer-plan-accent: var(--app-brand-primary);
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 1.65rem 1.15rem 1.15rem;
}

.offer-plan-card.is-featured {
    border-color: rgba(28, 101, 194, 0.2);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.92) 0%, rgba(236, 244, 255, 0.98) 100%);
    box-shadow: 0 30px 60px rgba(28, 101, 194, 0.16);
}

.offer-plan-card.is-featured::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    border: 1px solid rgba(155, 191, 239, 0.32);
    pointer-events: none;
}

.offer-plan-card.is-dark {
    background: linear-gradient(180deg, #0D3361 0%, #0A274A 100%);
    border-color: rgba(255, 255, 255, 0.08);
    color: #f5f8ff;
}

.offer-plan-top {
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    min-height: 13.6rem;
    margin-bottom: 1rem;
}

.offer-plan-heading {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.7rem;
    min-height: auto;
    text-align: center;
}

.offer-plan-badge {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    position: absolute;
    top: 0;
    left: 50%;
    z-index: 1;
    transform: translate(-50%, -50%);
    border-radius: 999px;
    padding: 0.18rem 0.5rem;
    border: 1px solid rgba(13, 51, 97, 0.08);
    background: #ffffff;
    color: #4f5d74;
    font-size: 0.56rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    box-shadow: 0 8px 18px rgba(13, 51, 97, 0.08);
    text-transform: uppercase;
}

.offer-plan-card.is-dark .offer-plan-badge {
    background: #ffffff;
    color: #4f5d74;
}

.offer-plan-name {
    margin: 0;
    font-family: var(--app-display-font);
    font-size: 1.15rem;
    letter-spacing: -0.04em;
    color: var(--offer-plan-accent);
    text-align: center;
}

.offer-plan-symbol {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: auto;
    height: auto;
    flex-shrink: 0;
    background: transparent;
    color: var(--offer-plan-accent);
    font-size: 2rem;
    line-height: 1;
}

.offer-pricing-grid > .offer-plan-card:nth-child(1) .offer-plan-symbol {
    color: var(--app-brand-soft);
}

.offer-pricing-grid > .offer-plan-card:nth-child(2) .offer-plan-symbol {
    color: var(--app-brand-secondary);
}

.offer-pricing-grid > .offer-plan-card:nth-child(3) .offer-plan-symbol {
    color: var(--app-brand-primary);
}

.offer-pricing-grid > .offer-plan-card:nth-child(4) .offer-plan-symbol {
    color: var(--app-brand-deep);
}

.offer-pricing-grid > .offer-plan-card:nth-child(1) {
    --offer-plan-accent: var(--app-brand-soft);
}

.offer-pricing-grid > .offer-plan-card:nth-child(2) {
    --offer-plan-accent: var(--app-brand-secondary);
}

.offer-pricing-grid > .offer-plan-card:nth-child(3) {
    --offer-plan-accent: var(--app-brand-primary);
}

.offer-pricing-grid > .offer-plan-card:nth-child(4) {
    --offer-plan-accent: var(--app-brand-deep);
}

.offer-plan-card.is-dark .offer-plan-symbol {
    color: #f5f8ff;
}

.offer-plan-card.is-dark {
    --offer-plan-accent: #f5f8ff;
}

.offer-plan-price {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 0.3rem;
    min-height: 2.05rem;
    text-align: center;
    color: var(--offer-plan-accent);
}

.offer-plan-price-main {
    font-family: var(--app-display-font);
    font-size: clamp(1.5rem, 2vw, 2rem);
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.06em;
    color: inherit;
}

.offer-plan-price-main sup {
    position: relative;
    top: -0.45em;
    margin-left: 0.1rem;
    font-size: 0.42em;
    font-weight: 700;
    line-height: 1;
    vertical-align: baseline;
}

.offer-plan-price small {
    color: rgba(79, 111, 155, 0.48);
    font-size: 0.6rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.offer-plan-card.is-dark .offer-plan-price small {
    color: rgba(245, 248, 255, 0.42);
}

.offer-plan-summary {
    margin: 0;
    min-height: 4.3rem;
    color: var(--app-muted);
    font-size: 0.76rem;
    line-height: 1.45;
    text-align: left;
}

.offer-plan-card.is-dark .offer-plan-summary {
    color: rgba(155, 191, 239, 0.84);
}

.offer-plan-features {
    display: grid;
    gap: 0.7rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.offer-plan-features li {
    display: flex;
    gap: 0.7rem;
    align-items: flex-start;
    color: var(--app-muted);
    font-size: 0.88rem;
    line-height: 1.45;
}

.offer-plan-features li.is-active {
    color: var(--app-muted);
}

.offer-plan-features li.is-inactive {
    color: rgba(79, 111, 155, 0.26);
}

.offer-plan-features li > span {
    display: block;
    min-width: 0;
}

.offer-plan-feature-inline {
    display: inline-flex;
    align-items: baseline;
    gap: 0.22rem;
    white-space: nowrap;
}

.offer-plan-feature-value {
    font-size: 1rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.offer-plan-feature-copy {
    color: inherit;
}

.offer-plan-feature-badge {
    display: inline-flex;
    align-items: center;
    margin-left: 0.38rem;
    padding: 0.08rem 0.34rem;
    border: 1px solid rgba(28, 101, 194, 0.14);
    border-radius: 999px;
    background: rgba(28, 101, 194, 0.06);
    color: var(--offer-plan-accent);
    font-size: 0.56rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    vertical-align: middle;
}

.offer-plan-features li.is-inactive .offer-plan-feature-badge {
    border-color: rgba(79, 111, 155, 0.1);
    background: rgba(79, 111, 155, 0.035);
    color: rgba(79, 111, 155, 0.34);
}

.offer-plan-card.is-dark .offer-plan-feature-badge {
    border-color: rgba(245, 248, 255, 0.16);
    background: rgba(245, 248, 255, 0.08);
    color: #f5f8ff;
}

.offer-plan-card.is-dark .offer-plan-features li.is-inactive .offer-plan-feature-badge {
    border-color: rgba(245, 248, 255, 0.1);
    background: rgba(245, 248, 255, 0.035);
    color: rgba(245, 248, 255, 0.36);
}

.offer-plan-features i {
    margin-top: 0.15rem;
    color: var(--offer-plan-accent);
}

.offer-plan-features li.is-inactive i {
    color: rgba(79, 111, 155, 0.22);
}

.offer-plan-card.is-dark .offer-plan-features li {
    color: rgba(155, 191, 239, 0.86);
}

.offer-plan-card.is-dark .offer-plan-features li.is-inactive {
    color: rgba(245, 248, 255, 0.24);
}

.offer-plan-card.is-dark .offer-plan-features i {
    color: #9BBFEF;
}

.offer-plan-card.is-dark .offer-plan-features li.is-inactive i {
    color: rgba(245, 248, 255, 0.22);
}

.offer-plan-actions {
    margin-top: auto;
    padding-top: 1.15rem;
}

.offer-cta-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding: 1.8rem;
}

.offer-cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    justify-content: flex-end;
}

.offer-contact-card {
    height: 100%;
    padding: 1.6rem;
}

.offer-contact-form-card form {
    margin: 0;
}

.offer-contact-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 1rem;
    padding-top: 0.6rem;
}

.offer-contact-aside {
    display: flex;
    flex-direction: column;
    gap: 0.95rem;
}

.offer-contact-aside h3 {
    margin: 0;
    font-family: var(--app-display-font);
    font-size: 1.35rem;
    letter-spacing: -0.04em;
    color: var(--app-ink);
}

.offer-contact-aside p {
    margin: 0;
    color: var(--app-muted);
    line-height: 1.65;
}

.offer-contact-points {
    display: grid;
    gap: 0.9rem;
    margin-top: auto;
}

.offer-contact-point {
    display: flex;
    gap: 0.85rem;
    align-items: flex-start;
}

.offer-contact-point-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.7rem;
    height: 2.7rem;
    flex-shrink: 0;
    border-radius: 18px;
    background: rgba(28, 101, 194, 0.08);
    color: var(--app-brand-primary);
    font-size: 1rem;
}

.offer-contact-point strong,
.offer-contact-point span {
    display: block;
}

.offer-contact-point strong {
    margin-bottom: 0.15rem;
    color: var(--app-ink);
}

.offer-contact-point span {
    color: var(--app-muted);
    line-height: 1.55;
}

.signup-main {
    position: relative;
}

.signup-main::before,
.signup-main::after {
    content: '';
    position: absolute;
    border-radius: 999px;
    pointer-events: none;
    filter: blur(10px);
}

.signup-main::before {
    top: 3rem;
    right: -8rem;
    width: 22rem;
    height: 22rem;
    background: radial-gradient(circle, rgba(155, 191, 239, 0.22) 0%, rgba(155, 191, 239, 0) 72%);
}

.signup-main::after {
    top: 25rem;
    left: -9rem;
    width: 20rem;
    height: 20rem;
    background: radial-gradient(circle, rgba(65, 134, 225, 0.16) 0%, rgba(65, 134, 225, 0) 70%);
}

.signup-main > * {
    position: relative;
    z-index: 1;
}

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

.signup-title {
    max-width: 16ch;
    margin-inline: auto;
}

.signup-title-inline {
    max-width: none;
    white-space: nowrap;
}

.signup-title-accent {
    color: var(--app-brand-secondary);
}

.signup-subtitle {
    max-width: 58ch;
    margin-inline: auto;
}

.connection-link {
    color: var(--app-brand-primary);
    font-size: 0.85rem;
    font-weight: 700;
    text-decoration: none;
}

.connection-link:hover,
.connection-link:focus {
    color: var(--app-brand-deep);
    text-decoration: underline;
}

.signup-stepper {
    display: grid;
    gap: 0.9rem;
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.signup-step-item {
    display: flex;
    gap: 0.9rem;
    align-items: flex-start;
    border: 1px solid rgba(28, 101, 194, 0.12);
    border-radius: 22px;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.72);
    box-shadow: 0 18px 34px rgba(35, 53, 94, 0.06);
}

.signup-step-item.is-active {
    border-color: rgba(28, 101, 194, 0.24);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.9) 0%, rgba(236, 244, 255, 0.98) 100%);
}

.signup-step-item.is-complete {
    border-color: rgba(23, 152, 110, 0.16);
}

.signup-step-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--app-brand-primary);
    font-size: 1.45rem;
    line-height: 1;
    flex-shrink: 0;
}

.signup-step-item.is-complete .signup-step-icon {
    color: var(--app-success);
}

.signup-step-copy strong,
.signup-step-copy span {
    display: block;
}

.signup-step-copy strong {
    margin-bottom: 0.2rem;
    color: var(--app-ink);
}

.signup-step-copy span {
    color: var(--app-muted);
    line-height: 1.5;
}

.signup-panel {
    padding: 1.7rem;
}

.signup-panel-head {
    margin-bottom: 1.35rem;
}

.signup-plan-grid {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.signup-plan-option {
    display: block;
    cursor: pointer;
}

.signup-plan-input,
.signup-payment-input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.signup-plan-card {
    height: 100%;
    transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.signup-plan-option:hover .signup-plan-card {
    transform: translateY(-2px);
    box-shadow: 0 26px 46px rgba(35, 53, 94, 0.1);
}

.signup-plan-input:checked + .signup-plan-card {
    border-color: rgba(28, 101, 194, 0.3);
    box-shadow: 0 28px 52px rgba(28, 101, 194, 0.16);
}

.signup-plan-radio {
    display: inline-flex;
    gap: 0.5rem;
    align-items: center;
    margin-bottom: 1rem;
    color: var(--app-muted);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.signup-plan-radio-dot {
    width: 0.95rem;
    height: 0.95rem;
    border: 2px solid rgba(28, 101, 194, 0.24);
    border-radius: 50%;
    background: #ffffff;
}

.signup-plan-input:checked + .signup-plan-card .signup-plan-radio-dot {
    border-color: var(--app-brand-primary);
    box-shadow: inset 0 0 0 4px var(--app-brand-primary);
}

.signup-summary-card {
    border: 1px solid rgba(28, 101, 194, 0.14);
    border-radius: 24px;
    padding: 1.4rem;
    background: rgba(255, 255, 255, 0.74);
    box-shadow: 0 20px 42px rgba(35, 53, 94, 0.08);
}

.signup-summary-card h3 {
    margin: 0 0 1rem;
    font-family: var(--app-display-font);
    font-size: 1.22rem;
    letter-spacing: -0.04em;
    color: var(--app-ink);
}

.signup-summary-list {
    display: grid;
    gap: 0.75rem;
}

.signup-summary-list div {
    display: grid;
    gap: 0.16rem;
}

.signup-summary-list strong {
    color: var(--app-ink);
}

.signup-summary-list span {
    color: var(--app-muted);
    line-height: 1.55;
}

.signup-payment-grid {
    display: grid;
    gap: 0.85rem;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.signup-payment-option {
    display: block;
    cursor: pointer;
}

.signup-payment-card {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    border: 1px solid rgba(28, 101, 194, 0.14);
    border-radius: 20px;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.68);
    color: var(--app-ink);
    font-weight: 700;
}

.signup-payment-card i {
    color: var(--app-brand-primary);
    font-size: 1.15rem;
}

.signup-payment-input:checked + .signup-payment-card {
    border-color: rgba(28, 101, 194, 0.3);
    box-shadow: 0 18px 34px rgba(28, 101, 194, 0.14);
}

.signup-order-card {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.signup-order-plan {
    display: flex;
    gap: 0.85rem;
    align-items: flex-start;
}

.signup-order-plan h3 {
    margin: 0 0 0.2rem;
}

.signup-order-plan p {
    margin: 0;
    color: var(--app-muted);
    line-height: 1.55;
}

.signup-order-lines {
    display: grid;
    gap: 0.75rem;
}

.signup-order-lines div {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    color: var(--app-muted);
}

.signup-order-lines strong {
    color: var(--app-ink);
}

.signup-order-lines .is-total {
    margin-top: 0.2rem;
    padding-top: 0.85rem;
    border-top: 1px solid rgba(28, 101, 194, 0.12);
}

.signup-order-lines .is-total span,
.signup-order-lines .is-total strong {
    color: var(--app-ink);
    font-size: 1rem;
    font-weight: 800;
}

.signup-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 0.85rem;
    align-items: center;
}

.backoffice-layout {
    display: grid;
    gap: 1rem;
    grid-template-columns: minmax(18rem, 30%) minmax(0, 1fr);
    align-items: start;
}

.backoffice-content {
    display: grid;
    gap: 1rem;
}

.backoffice-card {
    padding: 1.6rem;
}

.backoffice-aside {
    display: grid;
    gap: 1.35rem;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.86) 0%, rgba(239, 246, 255, 0.9) 100%);
    box-shadow: 0 24px 48px rgba(13, 51, 97, 0.1);
}

.backoffice-aside-section {
    position: relative;
    padding: 1.05rem 1.15rem;
    border: 1px solid rgba(28, 101, 194, 0.12);
    border-radius: 22px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.9) 0%, rgba(247, 250, 255, 0.76) 100%);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.74), 0 14px 30px rgba(13, 51, 97, 0.05);
}

.backoffice-plan-head {
    display: grid;
    gap: 0.95rem;
}

.backoffice-price-block {
    display: grid;
    gap: 0.55rem;
    padding: 1rem 1.1rem;
    border: 1px solid rgba(28, 101, 194, 0.12);
    border-radius: 22px;
    background: rgba(28, 101, 194, 0.05);
}

.backoffice-price-main {
    display: flex;
    align-items: baseline;
    gap: 0.45rem;
}

.backoffice-price-block strong {
    color: var(--app-ink);
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: -0.04em;
}

.backoffice-price-main span {
    color: var(--app-muted);
    font-size: 0.88rem;
    font-weight: 700;
}

.backoffice-billing-compact {
    display: grid;
    gap: 0.35rem;
}

.backoffice-billing-label {
    color: var(--app-muted);
    font-size: 0.74rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.backoffice-meta {
    display: grid;
    gap: 0.7rem;
}

.backoffice-meta-label {
    color: var(--app-muted);
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.backoffice-capacity-list {
    display: grid;
    gap: 0.7rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.backoffice-capacity-list li {
    display: flex;
    gap: 0.7rem;
    align-items: flex-start;
    color: var(--app-ink);
    line-height: 1.5;
}

.backoffice-capacity-list i {
    margin-top: 0.15rem;
    color: var(--app-brand-primary);
}

.backoffice-billing-date {
    display: inline-flex;
    gap: 0.55rem;
    align-items: center;
    color: var(--app-ink);
    font-weight: 700;
}

.backoffice-billing-date i {
    color: var(--app-brand-primary);
}

.backoffice-billing-date-compact {
    font-size: 0.9rem;
    font-weight: 700;
}

.backoffice-billing-date-value {
    color: var(--app-brand-secondary);
}

.backoffice-quota {
    display: grid;
    gap: 0.35rem;
    padding: 1.2rem 1.25rem;
    border: 1px solid rgba(28, 101, 194, 0.14);
    border-radius: 24px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.82) 0%, rgba(236, 244, 255, 0.98) 100%);
}

.backoffice-quota-value {
    color: var(--app-brand-primary);
    font-size: clamp(2.7rem, 4vw, 4rem);
    font-weight: 800;
    letter-spacing: -0.06em;
    line-height: 0.95;
}

.backoffice-quota-note {
    color: var(--app-muted);
    font-size: 0.92rem;
    line-height: 1.5;
}

.backoffice-status-badge {
    display: inline-flex;
    width: fit-content;
    align-items: center;
    border-radius: 999px;
    padding: 0.42rem 0.8rem;
    background: rgba(23, 152, 110, 0.12);
    color: var(--app-success);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.backoffice-section-head {
    margin-bottom: 1.25rem;
}

.backoffice-generation-card {
    border: 1px solid rgba(28, 101, 194, 0.16);
    background:
        radial-gradient(circle at top right, rgba(155, 191, 239, 0.2), transparent 28%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.9) 0%, rgba(239, 246, 255, 0.9) 100%);
    box-shadow: 0 22px 44px rgba(13, 51, 97, 0.08);
}

.backoffice-generation-head {
    margin-bottom: 1.5rem;
}

.backoffice-generation-head .stage-title,
.backoffice-generation-head .stage-copy {
    max-width: none;
}

.backoffice-generation-card .form-control {
    min-height: 3.2rem;
    border-color: rgba(28, 101, 194, 0.16);
    background: rgba(255, 255, 255, 0.82);
}

.backoffice-template-group {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.75rem;
}

.backoffice-template-group .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 3.2rem;
    border-radius: 18px !important;
    border-width: 1px;
    background: rgba(255, 255, 255, 0.74);
}

.backoffice-template-group .btn i {
    color: var(--app-brand-primary);
}

.backoffice-template-group .btn-check:checked + .btn {
    border-color: rgba(28, 101, 194, 0.28);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.94) 0%, rgba(236, 244, 255, 0.98) 100%);
    color: var(--app-ink);
    box-shadow: 0 16px 30px rgba(28, 101, 194, 0.12);
}

.backoffice-actions {
    display: flex;
    justify-content: center;
    margin-top: 1.15rem;
    padding-top: 0.35rem;
}

.backoffice-actions .btn {
    min-width: min(100%, 20rem);
    padding-inline: 1.5rem;
    padding-block: 0.95rem;
    font-size: 0.98rem;
}

.backoffice-files-table th {
    color: var(--app-muted);
    font-size: 0.74rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    white-space: nowrap;
}

.backoffice-files-table td {
    color: var(--app-ink);
    vertical-align: middle;
}

.backoffice-files-table strong {
    font-size: 0.95rem;
}

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

@media (max-width: 1199.98px) {
    .offer-pricing-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .signup-plan-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 991.98px) {
    .studio-hero {
        grid-template-columns: 1fr;
    }

    .demo-hero,
    .offer-hero,
    .offer-value-grid,
    .offer-benefits-grid,
    .offer-customization-grid,
    .offer-pricing-grid,
    .signup-stepper,
    .signup-plan-grid,
    .signup-payment-grid {
        grid-template-columns: 1fr;
    }

    .offer-panel-stage,
    .studio-stepper {
        align-items: stretch;
        flex-direction: column;
        gap: 0.55rem;
    }

    .offer-stage-stack,
    .offer-plan-top,
    .offer-plan-summary {
        min-height: 0;
    }

    .offer-stage-arrow {
        transform: rotate(90deg);
    }

    .studio-stepper-item {
        width: 100%;
    }

    .studio-stepper-line {
        width: 1px;
        min-width: 0;
        height: 1rem;
        margin-left: 1rem;
    }

    .studio-panel {
        padding: 1.4rem;
        border-radius: 26px;
    }

    .stage-title {
        max-width: none;
    }

    .offer-title {
        max-width: none;
    }

    .offer-section-heading h2,
    .offer-section-heading-centered h2,
    .offer-cta-card h2 {
        max-width: none;
    }

    .offer-cta-card {
        align-items: flex-start;
        flex-direction: column;
    }

    .backoffice-layout {
        grid-template-columns: 1fr;
    }

    .signup-title,
    .signup-subtitle {
        max-width: none;
    }
}

@media (max-width: 575.98px) {
    .app-brand-logo {
        height: 1.35rem;
    }

    .app-brand-product {
        display: none;
    }

    .studio-title {
        max-width: none;
    }

    .signup-title-inline {
        white-space: normal;
    }

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

    .studio-progress-head {
        align-items: flex-start;
        flex-direction: column;
    }

    .studio-progress-current {
        font-size: 0.78rem;
    }

    .preview-toolbar,
    .demo-success-meta,
    .offer-hero-actions,
    .offer-cta-actions,
    .download-stage-main,
    .app-alert {
        flex-direction: column;
    }

    .offer-hero-actions .btn,
    .offer-cta-actions .btn {
        width: 100%;
    }

    .mode-card {
        padding-left: 3rem;
    }
}