/* ==========================================================================
   InvoiceSort AI — Design System
   Dark glassmorphism, indigo/violet accent, Inter type scale
   ========================================================================== */

/* ---------- Tokens ---------- */
:root {
    --bg: #080a14;
    --bg-2: #0d1020;
    --bg-3: #121631;

    --surface: rgba(255, 255, 255, 0.045);
    --surface-strong: rgba(255, 255, 255, 0.075);
    --border: rgba(255, 255, 255, 0.09);
    --border-strong: rgba(255, 255, 255, 0.16);

    --text: #eef0fb;
    --text-soft: #b9c0d8;
    --muted: #7e87a6;

    --primary: #6366f1;
    --primary-2: #8b5cf6;
    --primary-glow: rgba(99, 102, 241, 0.42);
    --accent: #22d3ee;
    --success: #34d399;
    --warning: #fbbf24;
    --danger: #f87171;

    --grad-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 55%, #a855f7 100%);
    --grad-text: linear-gradient(135deg, #a5b4fc 0%, #c4b5fd 50%, #67e8f9 100%);

    --radius-sm: 10px;
    --radius: 16px;
    --radius-lg: 22px;
    --radius-pill: 999px;

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
    --shadow: 0 12px 32px rgba(0, 0, 0, 0.38);
    --shadow-lg: 0 28px 70px rgba(0, 0, 0, 0.55);

    --ring: 0 0 0 3px rgba(99, 102, 241, 0.35);
    --ease: cubic-bezier(0.4, 0, 0.2, 1);
    --header-h: 84px;
}

/* ---------- Reset ---------- */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-h);
}

body {
    margin: 0;
    min-height: 100vh;
    background: radial-gradient(1200px 600px at 15% -10%, #1b1f45 0%, transparent 60%),
        radial-gradient(900px 500px at 95% 5%, #2a1140 0%, transparent 55%),
        linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 45%, var(--bg) 100%);
    background-attachment: fixed;
    color: var(--text);
    font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    font-size: 15px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4 {
    margin: 0;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.25;
}

p {
    margin: 0;
}

button,
input,
textarea {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
}

button {
    cursor: pointer;
    border: 0;
    background: none;
}

canvas {
    display: block;
    max-width: 100%;
}

::selection {
    background: rgba(139, 92, 246, 0.4);
    color: #fff;
}

:focus-visible {
    outline: none;
    box-shadow: var(--ring);
    border-radius: var(--radius-sm);
}

/* ---------- Ambient background ---------- */
.ambient-bg {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.ambient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.5;
    will-change: transform;
}

.ambient-orb--1 {
    width: 460px;
    height: 460px;
    top: -140px;
    left: -120px;
    background: radial-gradient(circle at 30% 30%, #6366f1, transparent 70%);
    animation: orb-float 18s var(--ease) infinite alternate;
}

.ambient-orb--2 {
    width: 380px;
    height: 380px;
    top: 25%;
    right: -140px;
    background: radial-gradient(circle at 60% 40%, #8b5cf6, transparent 70%);
    animation: orb-float 22s var(--ease) infinite alternate-reverse;
}

.ambient-orb--3 {
    width: 420px;
    height: 420px;
    bottom: -180px;
    left: 40%;
    background: radial-gradient(circle at 50% 50%, #22d3ee, transparent 72%);
    opacity: 0.28;
    animation: orb-float 26s var(--ease) infinite alternate;
}

@keyframes orb-float {
    from {
        transform: translate3d(0, 0, 0) scale(1);
    }

    to {
        transform: translate3d(60px, -50px, 0) scale(1.12);
    }
}

/* ---------- Layout ---------- */
.header,
.main,
.footer {
    position: relative;
    z-index: 1;
}

.main {
    max-width: 1280px;
    margin: 0 auto;
    padding: 2rem 1.5rem 4rem;
}

/* ---------- Header ---------- */
.header {
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(18px) saturate(160%);
    -webkit-backdrop-filter: blur(18px) saturate(160%);
    background: rgba(8, 10, 20, 0.72);
    border-bottom: 1px solid var(--border);
}

.header__inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

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

.header__logo {
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    border-radius: 13px;
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: 0 0 24px var(--primary-glow);
    flex-shrink: 0;
}

.header__title {
    font-size: 1.06rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    background: var(--grad-text);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    white-space: nowrap;
}

.header__subtitle {
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--muted);
    letter-spacing: 0.02em;
    white-space: nowrap;
}

.header__actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}

.header__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.36rem 0.7rem;
    font-size: 0.71rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    color: #a7f3d0;
    background: rgba(52, 211, 153, 0.1);
    border: 1px solid rgba(52, 211, 153, 0.26);
    border-radius: var(--radius-pill);
    white-space: nowrap;
}

.header__badge-dot,
.model-chip__dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.6);
    animation: pulse-dot 2.2s infinite;
    flex-shrink: 0;
}

.model-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    max-width: 280px;
    padding: 0.36rem 0.7rem;
    font-size: 0.71rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: #fde68a;
    background: rgba(251, 191, 36, 0.1);
    border: 1px solid rgba(251, 191, 36, 0.28);
    border-radius: var(--radius-pill);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.model-chip__dot {
    background: var(--warning);
    box-shadow: 0 0 0 0 rgba(251, 191, 36, 0.55);
}

.model-chip--loading {
    color: #fde68a;
}

.model-chip--ready {
    color: #a7f3d0;
    background: rgba(52, 211, 153, 0.1);
    border-color: rgba(52, 211, 153, 0.26);
}

.model-chip--ready .model-chip__dot {
    background: var(--success);
}

.model-chip--fallback {
    color: var(--text-soft);
    background: var(--surface);
    border-color: var(--border);
}

.model-chip--fallback .model-chip__dot {
    background: var(--muted);
    animation: none;
}

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

@keyframes pulse-dot {
    0% {
        box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.55);
    }

    70% {
        box-shadow: 0 0 0 8px rgba(52, 211, 153, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(52, 211, 153, 0);
    }
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.62rem 1.05rem;
    font-size: 0.86rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    border-radius: var(--radius-pill);
    border: 1px solid transparent;
    white-space: nowrap;
    transition: transform 0.18s var(--ease), background 0.18s var(--ease),
        box-shadow 0.18s var(--ease), border-color 0.18s var(--ease), opacity 0.18s var(--ease);
}

.btn svg {
    flex-shrink: 0;
}

.btn:hover:not(:disabled) {
    transform: translateY(-1px);
}

.btn:active:not(:disabled) {
    transform: translateY(0) scale(0.985);
}

.btn:disabled {
    opacity: 0.42;
    cursor: not-allowed;
}

.btn--primary {
    color: #fff;
    background: var(--grad-primary);
    box-shadow: 0 8px 22px -8px var(--primary-glow);
}

.btn--primary:hover:not(:disabled) {
    box-shadow: 0 14px 30px -10px var(--primary-glow);
}

.btn--secondary {
    color: var(--text-soft);
    background: var(--surface);
    border-color: var(--border);
}

.btn--secondary:hover:not(:disabled) {
    color: var(--text);
    background: var(--surface-strong);
    border-color: var(--border-strong);
}

.btn--ghost {
    color: var(--text-soft);
    background: transparent;
    border-color: var(--border);
}

.btn--ghost:hover:not(:disabled) {
    color: var(--text);
    background: var(--surface);
}

/* ---------- Pitch (what / why / benefit) ---------- */
.pitch {
    margin: 0.5rem 0 1.5rem;
}

.pitch__eyebrow {
    margin: 0 0 0.65rem;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #a5b4fc;
}

.pitch__title {
    max-width: 22ch;
    margin: 0 0 0.85rem;
    font-size: clamp(1.45rem, 3.2vw, 2.15rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.18;
    color: var(--text);
}

.pitch__why {
    max-width: 62ch;
    margin: 0 0 1.25rem;
    font-size: 1.02rem;
    line-height: 1.55;
    color: var(--text-soft);
}

.benefit-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.85rem;
    margin-bottom: 1.15rem;
}

.benefit-card {
    padding: 1rem 1.1rem;
    border-radius: var(--radius);
    background: var(--surface);
    border: 1px solid var(--border);
}

.benefit-card__label {
    margin: 0 0 0.4rem;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #c4b5fd;
}

.benefit-card__text {
    margin: 0;
    font-size: 0.86rem;
    line-height: 1.5;
    color: var(--text-soft);
}

.step-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem 1.25rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.step {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.84rem;
    color: var(--text-soft);
}

.step__num {
    display: grid;
    place-items: center;
    width: 1.45rem;
    height: 1.45rem;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 800;
    color: #fff;
    background: var(--grad-primary);
    flex-shrink: 0;
}

.step__body {
    max-width: 28ch;
}

/* ---------- Upload section ---------- */
.upload-section {
    margin: 0.4rem 0 2rem;
}

.upload-zone {
    position: relative;
    padding: 2.4rem 2rem;
    text-align: center;
    border: 1.5px dashed rgba(139, 92, 246, 0.34);
    border-radius: var(--radius-lg);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.015) 100%);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    transition: border-color 0.22s var(--ease), background 0.22s var(--ease),
        box-shadow 0.22s var(--ease), transform 0.22s var(--ease);
}

.upload-zone::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: var(--grad-primary);
    opacity: 0;
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    transition: opacity 0.22s var(--ease);
}

.upload-zone:hover {
    border-color: rgba(139, 92, 246, 0.55);
    box-shadow: 0 22px 60px -30px var(--primary-glow);
}

.upload-zone--dragover,
.upload-zone:focus-within {
    border-color: transparent;
    background: rgba(99, 102, 241, 0.1);
    box-shadow: 0 24px 70px -28px var(--primary-glow);
    transform: scale(1.006);
}

.upload-zone--dragover::before {
    opacity: 1;
}

.upload-zone__content {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
}

.upload-zone__icon {
    display: grid;
    place-items: center;
    width: 78px;
    height: 78px;
    margin-bottom: 0.35rem;
    border-radius: 24px;
    color: #c7d2fe;
    background: linear-gradient(145deg, rgba(99, 102, 241, 0.22), rgba(139, 92, 246, 0.1));
    border: 1px solid rgba(139, 92, 246, 0.3);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12), 0 16px 40px -18px var(--primary-glow);
    animation: icon-float 4.5s var(--ease) infinite alternate;
}

@keyframes icon-float {
    from {
        transform: translateY(0);
    }

    to {
        transform: translateY(-7px);
    }
}

.upload-zone__kicker {
    margin: 0;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #67e8f9;
}

.upload-zone__title {
    font-size: 1.45rem;
    font-weight: 800;
    letter-spacing: -0.035em;
}

.upload-zone__desc {
    max-width: 52ch;
    font-size: 0.9rem;
    color: var(--muted);
}

.upload-zone__hint {
    max-width: 58ch;
    font-size: 0.75rem;
    line-height: 1.5;
    color: #5f6888;
}

.upload-zone__actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.65rem;
    margin-top: 1.1rem;
}

.upload-zone__actions .btn--primary {
    padding-inline: 1.35rem;
}

/* ---------- Modal ---------- */
.modal {
    position: fixed;
    inset: 0;
    z-index: 60;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 1.25rem;
}

.modal[data-open="true"] {
    display: flex;
}

.modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(4, 6, 14, 0.72);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    animation: fade-in 0.2s var(--ease);
}

.modal__content {
    position: relative;
    width: min(600px, 100%);
    padding: 1.6rem;
    border-radius: var(--radius-lg);
    background: linear-gradient(180deg, #171b36 0%, #10132a 100%);
    border: 1px solid var(--border-strong);
    box-shadow: var(--shadow-lg);
    animation: modal-in 0.26s var(--ease);
}

.modal__title {
    font-size: 1.1rem;
    margin-bottom: 0.9rem;
}

.modal__textarea {
    width: 100%;
    min-height: 220px;
    padding: 0.9rem 1rem;
    resize: vertical;
    font-size: 0.88rem;
    line-height: 1.65;
    color: var(--text);
    background: rgba(0, 0, 0, 0.32);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: border-color 0.18s var(--ease), box-shadow 0.18s var(--ease);
}

.modal__textarea::placeholder {
    color: #5b6484;
}

.modal__textarea:focus {
    outline: none;
    border-color: rgba(139, 92, 246, 0.6);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.18);
}

.modal__actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.6rem;
    margin-top: 1.1rem;
}

@keyframes modal-in {
    from {
        opacity: 0;
        transform: translateY(14px) scale(0.97);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes fade-in {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* ---------- Processing ---------- */
.processing {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 3rem 1rem;
    text-align: center;
}

.processing[hidden] {
    display: none;
}

.processing__spinner {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: 3px solid rgba(139, 92, 246, 0.18);
    border-top-color: var(--primary-2);
    border-right-color: var(--accent);
    animation: spin 0.85s linear infinite;
    box-shadow: 0 0 30px -8px var(--primary-glow);
}

.processing__text {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-soft);
    letter-spacing: 0.01em;
}

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

/* ---------- Dashboard ---------- */
.dashboard[hidden] {
    display: none;
}

.dashboard {
    animation: dashboard-in 0.4s var(--ease);
}

@keyframes dashboard-in {
    from {
        opacity: 0;
        transform: translateY(12px);
    }

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

.stats-bar {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.9rem;
    margin-bottom: 1.15rem;
}

.stat-card {
    position: relative;
    overflow: hidden;
    padding: 1.15rem 1.25rem;
    border-radius: var(--radius);
    background: var(--surface);
    border: 1px solid var(--border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: transform 0.2s var(--ease), border-color 0.2s var(--ease),
        background 0.2s var(--ease);
}

.stat-card:hover {
    transform: translateY(-2px);
    background: var(--surface-strong);
    border-color: var(--border-strong);
}

.stat-card__value {
    display: block;
    font-size: 1.62rem;
    font-weight: 800;
    letter-spacing: -0.035em;
    font-variant-numeric: tabular-nums;
    background: var(--grad-text);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-card__label {
    display: block;
    margin-top: 0.15rem;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--muted);
}

.stat-card--accent {
    background: linear-gradient(140deg, rgba(99, 102, 241, 0.22), rgba(139, 92, 246, 0.08));
    border-color: rgba(139, 92, 246, 0.34);
}

.stat-card--accent::after {
    content: "";
    position: absolute;
    width: 120px;
    height: 120px;
    top: -60px;
    right: -40px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.45), transparent 70%);
    filter: blur(12px);
    pointer-events: none;
}

.stat-card--accent .stat-card__value {
    background: linear-gradient(135deg, #fff 0%, #c7d2fe 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.dashboard__toolbar {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 1.15rem;
}

.dashboard__tools {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    gap: 0.55rem;
    flex-shrink: 0;
}

.currency-pick-wrap {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.28rem 0.55rem 0.28rem 0.75rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
}

.currency-pick__label {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--muted);
    white-space: nowrap;
}

.currency-pick {
    appearance: none;
    padding: 0.2rem 1.35rem 0.2rem 0.35rem;
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--text);
    background:
        transparent
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E")
        no-repeat right 0.15rem center / 10px;
    border: 0;
    cursor: pointer;
}

.currency-pick:focus-visible {
    outline: none;
    box-shadow: var(--ring);
    border-radius: 8px;
}

.currency-pick__hint {
    font-size: 0.68rem;
    color: var(--muted);
    max-width: 14rem;
    line-height: 1.35;
}

/* ---------- Category filters ---------- */
.category-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0;
    padding-bottom: 0.25rem;
    flex: 1;
}

.category-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.42rem 0.85rem;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-soft);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    transition: color 0.18s var(--ease), background 0.18s var(--ease),
        border-color 0.18s var(--ease), transform 0.18s var(--ease);
}

.category-chip:hover {
    color: var(--text);
    border-color: var(--border-strong);
    transform: translateY(-1px);
}

.category-chip--active {
    color: #fff;
    background: var(--grad-primary);
    border-color: transparent;
    box-shadow: 0 8px 20px -10px var(--primary-glow);
}

.category-chip__count {
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0 0.34rem;
    border-radius: var(--radius-pill);
    background: rgba(255, 255, 255, 0.14);
}

/* ---------- Content grid ---------- */
.content-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    gap: 1.15rem;
    align-items: start;
}

.receipt-list {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    min-width: 0;
}

.chart-panel {
    min-width: 0;
}

.glass-card {
    padding: 1.15rem 1.25rem;
    border-radius: var(--radius);
    background: var(--surface);
    border: 1px solid var(--border);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow: var(--shadow);
}

.chart-panel__title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 0.9rem;
    font-size: 0.83rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-soft);
}

/* ---------- Receipt cards ---------- */
.receipt-card {
    position: relative;
    overflow: hidden;
    padding: 1rem 1.15rem;
    border-radius: var(--radius);
    background: var(--surface);
    border: 1px solid var(--border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    animation: card-in 0.32s var(--ease);
    transition: transform 0.2s var(--ease), border-color 0.2s var(--ease),
        background 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.receipt-card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--cat-color, var(--primary));
    opacity: 0.85;
}

.receipt-card:hover {
    transform: translateY(-2px);
    background: var(--surface-strong);
    border-color: var(--border-strong);
    box-shadow: 0 18px 40px -26px rgba(0, 0, 0, 0.9);
}

.receipt-card__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.9rem;
}

.receipt-card__merchant {
    font-size: 0.98rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
    word-break: break-word;
}

.receipt-card__meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.45rem;
    margin-top: 0.4rem;
    font-size: 0.74rem;
    color: var(--muted);
}

.receipt-card__category {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.16rem 0.55rem;
    font-size: 0.71rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    border-radius: var(--radius-pill);
    color: var(--cat-color, var(--primary));
    background: color-mix(in srgb, var(--cat-color, #6366f1) 14%, transparent);
    border: 1px solid color-mix(in srgb, var(--cat-color, #6366f1) 34%, transparent);
}

.receipt-card__pick-wrap {
    display: inline-flex;
}

.receipt-card__pick {
    appearance: none;
    padding: 0.16rem 1.4rem 0.16rem 0.55rem;
    font-size: 0.71rem;
    font-weight: 700;
    color: var(--cat-color, var(--primary));
    background:
        color-mix(in srgb, var(--cat-color, #6366f1) 14%, transparent)
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E")
        no-repeat right 0.4rem center / 10px;
    border: 1px solid color-mix(in srgb, var(--cat-color, #6366f1) 34%, transparent);
    border-radius: var(--radius-pill);
    cursor: pointer;
}

.receipt-card__pick:focus-visible {
    outline: none;
    box-shadow: var(--ring);
}

.receipt-card__note {
    margin-top: 0.7rem;
    font-size: 0.78rem;
    line-height: 1.45;
    color: var(--text-soft);
}

.receipt-card__engine {
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--muted);
}

.receipt-card__engine--model {
    color: #c4b5fd;
}

.receipt-card__engine--user {
    color: var(--accent);
}

.receipt-card__engine--heuristic {
    color: var(--muted);
}

.receipt-card__meta-sep {
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: var(--muted);
    opacity: 0.6;
}

.receipt-card__amount-wrap {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.12rem;
    flex-shrink: 0;
}

.receipt-card__amount {
    flex-shrink: 0;
    font-size: 1.08rem;
    font-weight: 800;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.03em;
    color: var(--text);
}

.receipt-card__amount-orig {
    font-size: 0.68rem;
    font-weight: 600;
    color: var(--muted);
    letter-spacing: 0.01em;
}

.receipt-card__items {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border);
}

.receipt-item {
    display: inline-flex;
    align-items: center;
    gap: 0.32rem;
    padding: 0.2rem 0.55rem;
    font-size: 0.72rem;
    color: var(--text-soft);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
}

.receipt-item__price {
    font-weight: 700;
    color: var(--text);
    font-variant-numeric: tabular-nums;
}

.receipt-card__delete {
    display: grid;
    place-items: center;
    width: 30px;
    height: 30px;
    flex-shrink: 0;
    color: var(--muted);
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    opacity: 0;
    transition: opacity 0.18s var(--ease), color 0.18s var(--ease),
        background 0.18s var(--ease), border-color 0.18s var(--ease);
}

.receipt-card:hover .receipt-card__delete,
.receipt-card:focus-within .receipt-card__delete {
    opacity: 1;
}

.receipt-card__delete:hover {
    color: var(--danger);
    background: rgba(248, 113, 113, 0.12);
    border-color: rgba(248, 113, 113, 0.28);
}

.receipt-card__source {
    display: inline-flex;
    align-items: center;
    gap: 0.28rem;
    font-size: 0.68rem;
    font-weight: 600;
    color: var(--accent);
    letter-spacing: 0.02em;
}

@keyframes card-in {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

/* ---------- Empty state ---------- */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.6rem;
    padding: 3rem 1.5rem;
    text-align: center;
    border: 1px dashed var(--border);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.015);
}

.empty-state__icon {
    display: grid;
    place-items: center;
    width: 60px;
    height: 60px;
    margin-bottom: 0.3rem;
    border-radius: 18px;
    color: var(--muted);
    background: var(--surface);
    border: 1px solid var(--border);
}

.empty-state__title {
    font-size: 0.98rem;
    font-weight: 700;
    color: var(--text-soft);
}

.empty-state__desc {
    max-width: 40ch;
    font-size: 0.82rem;
    color: var(--muted);
}

/* ---------- Toast ---------- */
.toast-stack {
    position: fixed;
    right: 1.25rem;
    bottom: 1.25rem;
    z-index: 90;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    max-width: 340px;
    padding: 0.72rem 1rem;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text);
    background: rgba(23, 27, 54, 0.96);
    border: 1px solid var(--border-strong);
    border-left: 3px solid var(--primary);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
    animation: toast-in 0.28s var(--ease);
}

.toast--success {
    border-left-color: var(--success);
}

.toast--error {
    border-left-color: var(--danger);
}

.toast--info {
    border-left-color: var(--accent);
}

.toast--out {
    animation: toast-out 0.24s var(--ease) forwards;
}

@keyframes toast-in {
    from {
        opacity: 0;
        transform: translateX(24px);
    }

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

@keyframes toast-out {
    to {
        opacity: 0;
        transform: translateX(24px);
    }
}

/* ---------- Footer ---------- */
.footer {
    border-top: 1px solid var(--border);
    background: rgba(8, 10, 20, 0.55);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.footer__inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1.6rem 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.35rem;
    text-align: center;
    font-size: 0.78rem;
    color: var(--muted);
}

.footer__inner strong {
    color: var(--text-soft);
    font-weight: 700;
}

.footer__heart {
    color: #f472b6;
    display: inline-block;
    animation: heartbeat 1.9s ease-in-out infinite;
}

@keyframes heartbeat {

    0%,
    100% {
        transform: scale(1);
    }

    14% {
        transform: scale(1.22);
    }

    28% {
        transform: scale(1);
    }

    42% {
        transform: scale(1.14);
    }

    56% {
        transform: scale(1);
    }
}

.footer__privacy {
    font-size: 0.73rem;
    color: #5f6888;
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: rgba(139, 92, 246, 0.28);
    border: 2px solid transparent;
    border-radius: var(--radius-pill);
    background-clip: padding-box;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(139, 92, 246, 0.48);
    background-clip: padding-box;
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .content-grid {
        grid-template-columns: 1fr;
    }

    .stats-bar {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .pitch__title {
        max-width: none;
    }
}

@media (max-width: 680px) {
    :root {
        --header-h: 140px;
    }

    .header__inner {
        padding: 0.8rem 1rem;
        gap: 0.65rem;
        flex-wrap: wrap;
    }

    .header__subtitle {
        display: none;
    }

    .header__actions {
        width: 100%;
        justify-content: flex-end;
        flex-wrap: wrap;
    }

    .model-chip {
        max-width: none;
        flex: 1 1 auto;
        font-size: 0.64rem;
    }

    .dashboard__toolbar {
        flex-direction: column;
    }

    .dashboard__tools {
        width: 100%;
        justify-content: flex-start;
    }

    .currency-pick__hint {
        max-width: none;
    }

    .main {
        padding: 1.25rem 1rem 3rem;
    }

    .upload-zone {
        padding: 2.4rem 1.15rem;
    }

    .upload-zone__title {
        font-size: 1.25rem;
    }

    .upload-zone__actions {
        flex-direction: column;
        width: 100%;
    }

    .upload-zone__actions .btn {
        width: 100%;
    }

    .stats-bar {
        gap: 0.65rem;
    }

    .stat-card {
        padding: 0.9rem 1rem;
    }

    .stat-card__value {
        font-size: 1.32rem;
    }

    .receipt-card__header {
        flex-direction: column;
        gap: 0.5rem;
    }

    .receipt-card__delete {
        position: absolute;
        top: 0.6rem;
        right: 0.6rem;
        opacity: 1;
    }

    .toast-stack {
        left: 1rem;
        right: 1rem;
        bottom: 1rem;
    }

    .toast {
        max-width: none;
    }
}

@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
        scroll-behavior: auto !important;
    }
}