/* ==========================================================================
   Landing Page (lp-*)
   "Indigo Ledger" design system — public page for signed-out visitors.
   Reuses the --app-* tokens defined in site.css.
   ========================================================================== */

.lp-page {
    --lp-max-copy: 36rem;
    --lp-section-gap: clamp(3.5rem, 8vw, 6rem);
    --lp-ink-soft: #374151;
    color: var(--app-text);
}

.lp-mono {
    font-family: var(--app-font-mono);
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.01em;
}

.lp-eyebrow {
    margin: 0 0 0.75rem;
    color: var(--app-brand);
    font-size: 0.78rem;
    font-weight: var(--app-font-weight-semibold);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.lp-cta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.lp-cta-row--center {
    justify-content: center;
}

.lp-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 44px;
    padding: 0.65rem 1.25rem;
    border: 1px solid transparent;
    border-radius: var(--app-radius-m);
    font-size: 0.95rem;
    font-weight: var(--app-font-weight-semibold);
    line-height: 1.2;
    text-decoration: none;
}

.lp-btn svg {
    width: 16px;
    height: 16px;
}

.lp-btn:focus-visible {
    outline: 2px solid var(--app-brand);
    outline-offset: 2px;
    box-shadow: 0 0 0 4px var(--app-brand-soft);
}

.lp-btn--primary {
    background: var(--app-brand);
    color: #fff;
}

.lp-btn--primary:hover {
    background: var(--app-brand-hover);
    color: #fff;
}

.lp-btn--primary:active {
    background: var(--app-brand-pressed);
}

.lp-btn--secondary {
    background: var(--app-bg);
    border-color: var(--app-border-hover);
    color: var(--app-text);
}

.lp-btn--secondary:hover {
    background: var(--app-surface);
    border-color: var(--app-text-muted);
    color: var(--app-text);
}

.lp-btn--light {
    background: #fff;
    color: var(--app-brand-pressed);
}

.lp-btn--light:hover {
    background: var(--app-brand-soft);
    color: var(--app-brand-pressed);
}

.lp-btn--ghost {
    border-color: rgba(255, 255, 255, 0.45);
    color: #fff;
}

.lp-btn--ghost:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #fff;
    color: #fff;
}

.lp-btn--light:focus-visible,
.lp-btn--ghost:focus-visible {
    outline-color: #fff;
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.35);
}

/* ==========================================================================
   Hero
   ========================================================================== */

.lp-hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: center;
    gap: clamp(2rem, 5vw, 4rem);
    padding: clamp(2rem, 6vw, 4.5rem) 0 var(--lp-section-gap);
}

.lp-hero__copy {
    max-width: var(--lp-max-copy);
}

.lp-hero__title {
    margin: 0 0 1.25rem;
    font-size: clamp(2.1rem, 4.4vw, 3.25rem);
    font-weight: var(--app-font-weight-bold);
    line-height: 1.08;
    letter-spacing: -0.03em;
    color: var(--app-text);
}

.lp-hero__title-accent {
    color: var(--app-brand);
}

.lp-hero__lead {
    margin: 0 0 2rem;
    max-width: 32rem;
    color: var(--lp-ink-soft);
    font-size: 1.1rem;
    line-height: 1.6;
}

.lp-hero__note {
    margin: 1rem 0 0;
    color: var(--app-text-muted);
    font-size: 0.85rem;
}

/* ==========================================================================
   Product preview (decorative, aria-hidden)
   ========================================================================== */

.lp-preview {
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius-l);
    background: var(--app-bg);
    box-shadow: var(--app-shadow-16);
    overflow: hidden;
    user-select: none;
}

.lp-preview__chrome {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0.6rem 0.85rem;
    border-bottom: 1px solid var(--app-border);
    background: var(--app-surface);
}

.lp-preview__dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--app-border-hover);
}

.lp-preview__title {
    margin-left: 0.5rem;
    color: var(--app-text-muted);
    font-size: 0.78rem;
    font-weight: var(--app-font-weight-medium);
}

.lp-preview__badge {
    margin-left: auto;
    padding: 2px 8px;
    border: 1px solid var(--app-accent-warning);
    border-radius: var(--app-radius-s);
    background: var(--app-accent-warning-soft);
    color: #92400E;
    font-size: 0.7rem;
    font-weight: var(--app-font-weight-semibold);
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.lp-preview__body {
    display: grid;
    gap: 0.85rem;
    padding: 1rem;
    background: var(--app-surface);
}

.lp-preview__summary,
.lp-preview__tile,
.lp-preview__panel {
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius-m);
    background: var(--app-bg);
}

.lp-preview__summary {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    align-items: end;
    gap: 1.5rem;
    padding: 1rem 1.1rem;
}

.lp-preview__label {
    color: var(--app-text-muted);
    font-size: 0.72rem;
    font-weight: var(--app-font-weight-medium);
}

.lp-preview__figure {
    margin-top: 2px;
    font-size: 1.6rem;
    font-weight: var(--app-font-weight-medium);
    line-height: 1.1;
}

.lp-preview__fi-head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    font-size: 0.8rem;
}

.lp-preview__bar,
.lp-preview__track {
    display: block;
    height: 6px;
    border-radius: 999px;
    background: var(--app-brand-soft);
    overflow: hidden;
}

.lp-preview__bar {
    margin: 6px 0;
}

.lp-preview__bar > span,
.lp-preview__track > span {
    display: block;
    height: 100%;
    border-radius: inherit;
    background: var(--app-brand);
}

.lp-preview__hint {
    color: var(--app-text-muted);
    font-size: 0.7rem;
}

.lp-preview__tiles {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.85rem;
}

.lp-preview__tile {
    padding: 0.7rem 0.85rem;
}

.lp-preview__tile-value {
    margin-top: 2px;
    font-size: 1.05rem;
    font-weight: var(--app-font-weight-medium);
}

.lp-preview__panels {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    gap: 0.85rem;
}

.lp-preview__panel {
    padding: 0.75rem 0.85rem;
}

.lp-preview__panel-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.6rem;
    font-size: 0.75rem;
    font-weight: var(--app-font-weight-semibold);
}

.lp-preview__legend {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: var(--app-text-muted);
    font-size: 0.65rem;
    font-weight: var(--app-font-weight-regular);
}

.lp-preview__swatch {
    display: inline-block;
    width: 10px;
    height: 2px;
    margin-left: 6px;
    background: var(--app-brand);
}

.lp-preview__swatch--target {
    background: repeating-linear-gradient(90deg, var(--app-text-muted) 0 3px, transparent 3px 5px);
}

.lp-preview__chart {
    display: block;
    width: 100%;
    height: 110px;
}

.lp-chart__grid {
    stroke: var(--app-border);
    stroke-width: 1;
    vector-effect: non-scaling-stroke;
}

.lp-chart__target {
    stroke: var(--app-text-muted);
    stroke-width: 1;
    stroke-dasharray: 4 3;
    vector-effect: non-scaling-stroke;
}

.lp-chart__area {
    fill: var(--app-brand-soft);
    opacity: 0.7;
}

.lp-chart__line,
.lp-chart__muted {
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    vector-effect: non-scaling-stroke;
}

.lp-chart__line {
    stroke: var(--app-brand);
}

.lp-chart__muted {
    stroke: var(--app-border-hover);
}

.lp-preview__budget {
    display: grid;
    gap: 0.55rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.lp-preview__budget li {
    display: grid;
    grid-template-columns: 4.5rem minmax(0, 1fr) 2.25rem;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.7rem;
}

.lp-preview__budget li > span:last-child {
    text-align: right;
}

/* ==========================================================================
   Sections
   ========================================================================== */

.lp-section {
    padding: var(--lp-section-gap) 0;
    border-top: 1px solid var(--app-border);
}

/* Full-bleed tinted background without horizontal overflow */
.lp-section--tinted {
    border-top-color: transparent;
    background: var(--app-surface);
    box-shadow: 0 0 0 100vmax var(--app-surface);
    clip-path: inset(0 -100vmax);
}

.lp-section--tinted + .lp-section {
    border-top-color: transparent;
}

.lp-section__head {
    max-width: 40rem;
    margin-bottom: 2.5rem;
}

.lp-section__title {
    margin: 0 0 0.75rem;
    font-size: clamp(1.6rem, 3vw, 2.1rem);
    font-weight: var(--app-font-weight-bold);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.lp-section__lead {
    margin: 0;
    color: var(--lp-ink-soft);
    font-size: 1.05rem;
    line-height: 1.6;
}

/* Feature grid — hairline-ruled cells */
.lp-features {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin: 0;
    padding: 0;
    list-style: none;
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius-l);
    overflow: hidden;
    gap: 1px;
    background: var(--app-border);
}

.lp-feature {
    padding: 1.6rem 1.5rem;
    background: var(--app-bg);
}

.lp-feature:hover {
    background: var(--app-surface);
}

.lp-feature__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    margin-bottom: 1rem;
    border-radius: var(--app-radius-m);
    background: var(--app-brand-soft);
    color: var(--app-brand);
}

.lp-feature__icon svg {
    width: 18px;
    height: 18px;
}

.lp-feature__title {
    margin: 0 0 0.35rem;
    font-size: 1rem;
    font-weight: var(--app-font-weight-semibold);
}

.lp-feature__text {
    margin: 0;
    color: var(--app-text-muted);
    font-size: 0.92rem;
    line-height: 1.55;
}

/* How it works */
.lp-steps {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 2rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.lp-step {
    padding-top: 1.25rem;
    border-top: 2px solid var(--app-brand);
}

.lp-step__number {
    display: block;
    margin-bottom: 0.75rem;
    color: var(--app-brand);
    font-size: 0.85rem;
    font-weight: var(--app-font-weight-medium);
}

.lp-step__title {
    margin: 0 0 0.4rem;
    font-size: 1.1rem;
    font-weight: var(--app-font-weight-semibold);
}

.lp-step__text {
    margin: 0;
    color: var(--lp-ink-soft);
    line-height: 1.6;
}

/* Privacy */
.lp-privacy {
    display: flex;
    gap: 1.5rem;
    max-width: 48rem;
    padding: 2rem;
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius-l);
}

.lp-privacy__icon {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: var(--app-radius-m);
    background: var(--app-accent-positive-soft);
    color: var(--app-accent-positive);
}

.lp-privacy__icon svg {
    width: 22px;
    height: 22px;
}

.lp-privacy__title {
    margin: 0 0 0.75rem;
    font-size: 1.3rem;
    font-weight: var(--app-font-weight-bold);
    letter-spacing: -0.01em;
}

.lp-privacy__list {
    display: grid;
    gap: 0.4rem;
    margin: 0;
    padding-left: 1.1rem;
    color: var(--lp-ink-soft);
    line-height: 1.6;
}

/* Closing call to action — full-bleed indigo band */
.lp-closing {
    margin-bottom: -3rem;
    padding: clamp(3.5rem, 8vw, 5rem) 1rem;
    background: var(--app-brand-pressed);
    box-shadow: 0 0 0 100vmax var(--app-brand-pressed);
    clip-path: inset(0 -100vmax);
    color: #fff;
    text-align: center;
}

.lp-closing__title {
    margin: 0 0 0.75rem;
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: var(--app-font-weight-bold);
    letter-spacing: -0.02em;
}

.lp-closing__lead {
    margin: 0 auto 2rem;
    max-width: 32rem;
    color: var(--app-brand-soft);
    font-size: 1.05rem;
}

/* ==========================================================================
   Motion — short entrance fade (lightly staggered) and hover/focus transitions,
   only for users who have not asked to reduce motion. Matches css/dashboard.css.
   ========================================================================== */

@media (prefers-reduced-motion: no-preference) {
    .lp-reveal {
        animation: lp-fade-up 240ms ease-out both;
    }

    .lp-reveal--delay {
        animation-delay: 80ms;
    }

    .lp-btn {
        transition: background-color 150ms ease, border-color 150ms ease, color 150ms ease, box-shadow 150ms ease;
    }

    .lp-btn svg {
        transition: transform 150ms ease;
    }

    .lp-btn:hover svg,
    .lp-btn:focus-visible svg {
        transform: translateX(2px);
    }

    .lp-feature {
        transition: background-color 150ms ease;
    }
}

@keyframes lp-fade-up {
    from {
        opacity: 0;
        transform: translateY(6px);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 991.98px) {
    .lp-hero {
        grid-template-columns: minmax(0, 1fr);
    }

    .lp-hero__copy {
        max-width: none;
    }

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

@media (max-width: 767.98px) {
    .lp-features,
    .lp-steps {
        grid-template-columns: minmax(0, 1fr);
    }

    .lp-steps {
        gap: 1.75rem;
    }

    .lp-cta-row {
        flex-direction: column;
    }

    .lp-btn {
        width: 100%;
    }

    .lp-privacy {
        flex-direction: column;
        gap: 1rem;
        padding: 1.5rem;
    }

    .lp-preview__summary {
        grid-template-columns: minmax(0, 1fr);
        gap: 0.85rem;
    }

    .lp-preview__panels {
        grid-template-columns: minmax(0, 1fr);
    }
}