/*
 * Merdeka Kas — stylesheet tunggal.
 * Token diambil dari pusaka/DESIGN.md; nilai radius & spacing mengikuti apa yang
 * benar-benar terpakai di desain Stitch supaya tampilan tidak bergeser.
 */

/* ------------------------------------------------------------------ Token */

:root {
    /* Warna */
    --primary: #bc0100;
    --on-primary: #ffffff;
    --primary-container: #eb0000;
    --on-primary-container: #fffbff;
    --primary-fixed: #ffdad4;

    --background: #f8f9ff;
    --on-background: #0b1c30;
    --surface: #f8f9ff;
    --surface-container-lowest: #ffffff;
    --surface-container-low: #eff4ff;
    --surface-container: #e5eeff;
    --surface-container-high: #dce9ff;
    --on-surface: #0b1c30;
    --on-surface-variant: #603e39;

    --inverse-surface: #213145;
    --inverse-on-surface: #eaf1ff;

    --outline: #956d67;
    --outline-variant: #ebbbb4;
    --outline-faint: rgb(235 187 180 / 0.3);
    --outline-faintest: rgb(235 187 180 / 0.2);

    --secondary-container: #dfe0e0;
    --on-secondary-fixed-variant: #454747;

    --error: #ba1a1a;
    --error-container: #ffdad6;
    --on-error-container: #93000a;

    --success: #16a34a;
    --success-soft-bg: #dcfce7;
    --success-soft-fg: #15803d;
    --toast-success: #4ade80;
    --toast-error: #fca5a5;

    --primary-tint: rgb(188 1 0 / 0.05);
    --primary-hover: rgb(188 1 0 / 0.9);
    --primary-edge: rgb(188 1 0 / 0.3);

    /* Jarak — irama 8px */
    --stack-sm: 8px;
    --stack-md: 16px;
    --stack-lg: 32px;
    --margin-mobile: 16px;
    --container-max: 1280px;

    /* Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-full: 9999px;

    /* Elevasi */
    --shadow-card: 0 4px 20px rgb(0 0 0 / 0.04);
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-toast: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    --shadow-glow: 0 10px 30px rgb(188 1 0 / 0.25);

    /* Tinggi elemen tetap */
    --bottom-nav-space: 112px;
}

/* ------------------------------------------------------------------- Base */

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

body {
    margin: 0;
    min-height: 100vh;
    padding-bottom: var(--bottom-nav-space);
    background-color: var(--background);
    color: var(--on-background);
    font-family: 'Inter', system-ui, sans-serif;
    font-size: 16px;
    line-height: 1.5;
}

h1, h2, h3 {
    margin: 0;
}

p {
    margin: 0;
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    font: inherit;
    color: inherit;
    cursor: pointer;
}

/* ------------------------------------------------------------- Tipografi */

.t-display {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.t-headline {
    font-size: 24px;
    font-weight: 600;
    line-height: 1.3;
}

.t-headline-hero {
    font-size: 28px;
    font-weight: 700;
    line-height: 1.2;
}

.t-body {
    font-size: 16px;
    font-weight: 400;
    line-height: 1.5;
}

.t-label {
    font-size: 14px;
    font-weight: 600;
    line-height: 1;
    letter-spacing: 0.05em;
}

.t-small {
    font-size: 14px;
    line-height: 1.5;
}

.t-muted {
    color: var(--on-surface-variant);
}

.t-strong {
    font-weight: 700;
}

.t-break {
    word-break: break-all;
}

/* ------------------------------------------------------------------ Ikon */

.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
    vertical-align: middle;
    user-select: none;
}

.icon-filled {
    font-variation-settings: 'FILL' 1;
}

.icon-sm {
    font-size: 14px;
}

.icon-empty {
    font-size: 60px;
    color: var(--outline-variant);
}

.spin {
    animation: spin 1s linear infinite;
}

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

/* ---------------------------------------------------------------- Layout */

.app-main {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: var(--margin-mobile) var(--margin-mobile) 0;
}

.section {
    margin-bottom: var(--stack-lg);
}

.section--tight {
    margin-bottom: var(--stack-md);
}

.section-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: var(--stack-md);
}

.link-action {
    color: var(--primary);
}

.link-action:hover {
    text-decoration: underline;
}

/* ------------------------------------------------------------ Navigasi bawah */

.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: space-around;
    width: 100%;
    padding: var(--stack-sm) var(--margin-mobile);
    background-color: var(--surface);
    border-top: 1px solid var(--outline-variant);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    box-shadow: var(--shadow-lg);
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    padding: 4px 20px;
    color: var(--on-secondary-fixed-variant);
    border-radius: var(--radius-full);
    transition: background-color 0.2s, color 0.2s, transform 0.2s;
}

.nav-item:hover {
    background-color: rgb(223 224 224 / 0.5);
}

.nav-item:active {
    transform: scale(0.9);
}

.nav-item--active {
    color: var(--on-primary-container);
    background-color: var(--primary-container);
}

.nav-item--active:hover {
    background-color: var(--primary-container);
}

/* ----------------------------------------------------------------- Toast */

.toast {
    position: fixed;
    bottom: 128px;
    left: 50%;
    z-index: 60;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 24px;
    color: var(--inverse-on-surface);
    background-color: var(--inverse-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-toast);
    transition: opacity 0.3s, transform 0.3s;
}

.toast--visible {
    opacity: 1;
    transform: translate(-50%, 0);
}

.toast--hidden {
    opacity: 0;
    transform: translate(-50%, 2.5rem);
    pointer-events: none;
}

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

.toast__icon--error {
    color: var(--toast-error);
}

/* ------------------------------------------------------------------ Hero */

.hero {
    position: relative;
    overflow: hidden;
    padding: 24px;
    color: var(--on-primary);
    background-color: var(--primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.hero__body {
    position: relative;
    z-index: 10;
}

.hero__eyebrow {
    margin-bottom: 4px;
    opacity: 0.9;
}

.hero__title {
    margin-bottom: 8px;
}

.hero__desc {
    max-width: 80%;
    opacity: 0.8;
}

.hero__stat {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: var(--stack-md);
    font-weight: 700;
}

.hero__watermark {
    position: absolute;
    right: -32px;
    bottom: -32px;
    opacity: 0.1;
    pointer-events: none;
}

.hero__watermark .material-symbols-outlined {
    font-size: 160px;
}

/* ------------------------------------------------------------------ Kartu */

.card {
    padding: 24px;
    background-color: var(--surface-container-lowest);
    border: 1px solid var(--outline-faint);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
}

.card--snug {
    padding: var(--margin-mobile);
}

.card__title {
    margin-bottom: var(--margin-mobile);
}

.card__eyebrow {
    margin-bottom: 4px;
    color: var(--on-surface-variant);
}

.card__caption {
    margin-bottom: var(--margin-mobile);
    color: var(--on-surface);
}

/* Kartu total kas di halaman riwayat. */
.stat-card {
    position: relative;
    overflow: hidden;
}

.stat-card__body {
    position: relative;
    z-index: 10;
}

.stat-card__label {
    margin-bottom: 4px;
    color: var(--on-surface-variant);
}

.stat-card__value {
    color: var(--primary);
}

.stat-card__meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 16px;
    margin-top: var(--stack-md);
}

.stat-card__watermark {
    position: absolute;
    right: -16px;
    bottom: -16px;
    opacity: 0.05;
    pointer-events: none;
}

.stat-card__watermark .material-symbols-outlined {
    font-size: 120px;
}

.trend {
    display: flex;
    align-items: center;
    gap: 4px;
}

.trend--up {
    color: var(--success);
}

.trend--down {
    color: var(--error);
}

/* ------------------------------------------------------------------ Form */

.form-stack > * + * {
    margin-top: 24px;
}

.field__label {
    display: block;
    margin-bottom: 8px;
    color: var(--on-surface-variant);
}

.field__label--roomy {
    margin-bottom: 12px;
}

.field__error {
    margin-top: 8px;
    color: var(--error);
}

.input-wrap {
    position: relative;
}

.input-wrap__icon {
    position: absolute;
    top: 50%;
    left: var(--margin-mobile);
    transform: translateY(-50%);
    color: var(--outline);
    pointer-events: none;
}

.input-wrap__affix {
    position: absolute;
    top: 50%;
    right: 12px;
    transform: translateY(-50%);
    color: var(--outline);
    pointer-events: none;
}

.input {
    width: 100%;
    padding: 12px var(--margin-mobile);
    font-family: inherit;
    font-size: 16px;
    line-height: 1.5;
    color: var(--on-surface);
    background-color: var(--surface);
    border: 1px solid var(--outline-variant);
    border-radius: var(--radius-md);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 1px var(--primary);
}

.input--compact {
    padding: 8px 12px;
}

.input--with-icon {
    padding-left: 48px;
}

.input--invalid {
    border-color: var(--error);
}

/* Input nominal custom: tingginya mengikuti tombol preset di sebelahnya. */
.input--nominal {
    height: 100%;
    padding: 0 44px 0 var(--margin-mobile);
    border-radius: var(--radius-lg);
}

.input--uppercase {
    text-transform: uppercase;
}

.input[type="number"]::-webkit-outer-spin-button,
.input[type="number"]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.input[type="number"] {
    -moz-appearance: textfield;
}

/* ---------------------------------------------------------------- Tombol */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: var(--margin-mobile) 24px;
    font-weight: 700;
    text-align: center;
    border: 1px solid transparent;
    border-radius: var(--radius-lg);
    transition: background-color 0.2s, color 0.2s, border-color 0.2s, transform 0.2s;
}

.btn:active {
    transform: scale(0.98);
}

.btn--block {
    display: flex;
    width: 100%;
}

.btn--grow {
    flex: 1;
}

.btn--primary {
    color: var(--on-primary);
    background-color: var(--primary);
    box-shadow: var(--shadow-md);
}

.btn--primary:hover {
    background-color: var(--primary-hover);
}

.btn--outline {
    color: var(--primary);
    background-color: transparent;
    border: 2px solid var(--primary);
}

.btn--outline:hover {
    background-color: var(--primary-tint);
}

.btn--quiet {
    color: var(--on-surface-variant);
    background-color: transparent;
    border: 1px solid var(--outline-variant);
}

.btn--quiet:hover {
    background-color: var(--surface-container);
}

/* Varian di dalam panel filter: lebih pendek dan sudutnya lebih kecil. */
.btn--sm {
    padding: 12px 20px;
    border-radius: var(--radius-md);
}

/* Tombol pil untuk aksi sekunder (Filter, paginasi). */
.btn--pill {
    gap: 8px;
    padding: 8px var(--margin-mobile);
    font-weight: 400;
    background-color: var(--surface-container);
    border: 1px solid var(--outline-variant);
    border-radius: var(--radius-full);
    flex-shrink: 0;
}

.btn--pill:hover {
    background-color: var(--surface-container-high);
}

.btn--pill.is-active {
    color: var(--primary);
    background-color: var(--primary-fixed);
    border-color: var(--primary);
}

/* Tombol utama export — bulat penuh dengan glow merah. */
.btn--fab {
    padding: var(--margin-mobile) 32px;
    color: #ffffff;
    background-color: var(--primary);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-glow);
}

.btn--fab:active {
    transform: scale(0.95);
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
    color: var(--on-surface-variant);
    background: none;
    border: none;
    border-radius: var(--radius-full);
    transition: background-color 0.2s, color 0.2s, transform 0.2s;
}

.btn-icon:hover {
    color: var(--on-error-container);
    background-color: var(--error-container);
}

.btn-icon:active {
    transform: scale(0.9);
}

/* Dua tombol nominal berdampingan di halaman entry. */
.preset-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--margin-mobile);
}

.preset-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: var(--margin-mobile) 0;
    font-weight: 700;
    color: var(--primary);
    background-color: transparent;
    border: 2px solid var(--primary);
    border-radius: var(--radius-lg);
    transition: background-color 0.2s, color 0.2s;
}

.preset-btn:hover {
    background-color: var(--primary-tint);
}

.preset-btn--active,
.preset-btn--active:hover {
    color: var(--on-primary);
    background-color: var(--primary);
}

/* ------------------------------------------------------------------ Chip */

.chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.chip {
    padding: 8px var(--margin-mobile);
    color: var(--on-surface-variant);
    background-color: var(--surface-container);
    border: 1px solid var(--outline-variant);
    border-radius: var(--radius-full);
    transition: background-color 0.2s, color 0.2s, border-color 0.2s;
}

.chip:hover {
    background-color: var(--surface-container-high);
}

.chip--active,
.chip--active:hover {
    color: var(--primary);
    background-color: var(--primary-fixed);
    border-color: var(--primary);
}

/* ---------------------------------------------------------- Kartu iuran */

.card-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.card-list--roomy {
    gap: var(--margin-mobile);
}

.iuran-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: var(--margin-mobile);
    background-color: var(--surface-container-lowest);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
}

/* Varian ringkas di halaman entry. */
.iuran-card--compact {
    border: 1px solid var(--outline-faintest);
    transition: border-color 0.2s;
}

.iuran-card--compact:hover {
    border-color: var(--primary-edge);
}

/* Varian penuh di halaman riwayat: aksen merah di tepi kiri. */
.iuran-card--full {
    border-left: 4px solid var(--primary);
    transition: transform 0.2s;
}

.iuran-card--full:hover {
    transform: translateX(4px);
}

.iuran-card__main {
    display: flex;
    align-items: center;
    gap: var(--margin-mobile);
    min-width: 0;
}

.iuran-card__avatar {
    display: flex;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    color: var(--primary);
    background-color: var(--primary-fixed);
    border-radius: var(--radius-full);
}

.iuran-card__info {
    min-width: 0;
}

.iuran-card__blok {
    overflow: hidden;
    font-weight: 700;
    color: var(--on-surface);
    text-overflow: ellipsis;
    white-space: nowrap;
}

.iuran-card__aside {
    display: flex;
    flex-shrink: 0;
    align-items: center;
    gap: 8px;
}

.iuran-card__amounts {
    text-align: right;
}

.iuran-card__amount {
    font-weight: 700;
    color: var(--primary);
}

.badge-lunas {
    display: inline-block;
    padding: 2px 8px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--success-soft-fg);
    background-color: var(--success-soft-bg);
    border-radius: var(--radius-full);
}

/* ---------------------------------------------------------- Empty state */

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 80px 0;
    text-align: center;
}

.empty-state--boxed {
    padding: 64px 0;
    background-color: var(--surface-container-low);
    border: 2px dashed var(--outline-variant);
    border-radius: var(--radius-lg);
}

.empty-state__icon {
    margin-bottom: 12px;
}

.empty-state__hint {
    margin-top: 4px;
}

/* ---------------------------------------------------- Filter & form grid */

.field-grid {
    display: grid;
    gap: var(--margin-mobile);
}

.field-grid__actions {
    display: flex;
    gap: 12px;
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: var(--margin-mobile);
}

.is-hidden {
    display: none;
}

/* --------------------------------------------------------- Ringkasan export */

.summary-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--margin-mobile);
}

.summary-box {
    padding: var(--margin-mobile);
    background-color: var(--surface-container-low);
    border-radius: var(--radius-md);
}

.summary-box__label {
    margin-bottom: 4px;
    color: var(--on-surface-variant);
}

.summary-box__value--accent {
    color: var(--primary);
}

.table-scroll {
    margin-top: 24px;
    overflow-x: auto;
}

.preview-table {
    width: 100%;
    text-align: left;
    border-collapse: collapse;
}

.preview-table thead tr {
    border-bottom: 1px solid var(--outline-variant);
}

.preview-table th {
    padding: 8px 0;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--on-surface-variant);
}

.preview-table tbody tr {
    border-bottom: 1px solid var(--outline-faint);
}

.preview-table td {
    padding: 12px 0;
    white-space: nowrap;
}

.preview-table__blok {
    font-weight: 700;
    color: var(--on-surface);
}

.preview-table__amount {
    font-weight: 700;
    color: var(--primary);
}

.table-note {
    margin-top: 12px;
}

/* -------------------------------------------------------------- Paginasi */

.pager {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: var(--stack-lg);
}

/* ------------------------------------------------------- Export mengambang */

.fab-dock {
    position: fixed;
    bottom: 96px;
    left: 0;
    z-index: 40;
    display: flex;
    justify-content: center;
    width: 100%;
    padding: 0 var(--margin-mobile);
    pointer-events: none;
}

.fab-dock .btn--fab {
    pointer-events: auto;
}

/* Ruang agar kartu terakhir tidak tertutup tombol mengambang. */
.fab-spacer {
    height: 96px;
}

.export-cta {
    display: flex;
    width: 100%;
    margin-bottom: 48px;
}

/* ------------------------------------------------------------ Responsive */

@media (min-width: 640px) {
    .field-grid--three {
        grid-template-columns: repeat(3, 1fr);
    }

    .field-grid__actions {
        grid-column: span 3;
    }
}