:root {
    --radius-xs: 10px;
    --radius-sm: 14px;
    --radius-md: 18px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --control-height: 48px;
    --focus-ring: 0 0 0 4px rgba(37, 99, 235, 0.12);
}

button,
.primary-button,
.secondary-button,
.text-button,
.icon-button {
    white-space: nowrap;
}

.primary-button,
.secondary-button {
    min-height: var(--control-height);
    padding-inline: 18px;
}

input,
select,
textarea {
    min-height: var(--control-height);
}

.toast-container {
    right: 24px;
    bottom: 88px;
    z-index: 1600;
    pointer-events: none;
}

.toast {
    pointer-events: auto;
}

.floating-coach-button {
    right: 24px;
    bottom: 24px;
    z-index: 900;
}

.decision-hero {
    display: grid;
    grid-template-columns: minmax(0, 0.85fr) minmax(440px, 1.15fr);
    gap: 26px;
    align-items: center;
    margin-bottom: 18px;
    padding: 28px;
    border: 1px solid rgba(37, 99, 235, 0.14);
    border-radius: var(--radius-xl);
    background:
        radial-gradient(circle at 0 0, rgba(96, 165, 250, 0.2), transparent 34%),
        radial-gradient(circle at 100% 100%, rgba(167, 139, 250, 0.16), transparent 36%),
        var(--surface);
    box-shadow: 0 22px 60px rgba(26, 57, 107, 0.11);
}

.decision-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-dark);
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.decision-hero h2 {
    margin: 10px 0 7px;
    font-size: clamp(2rem, 4vw, 3.4rem);
    letter-spacing: -0.065em;
    line-height: 0.96;
}

.decision-hero p {
    max-width: 48rem;
    margin: 0;
    color: var(--muted);
    line-height: 1.6;
}

.decision-quick-form {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(140px, 0.7fr);
    gap: 11px;
    padding: 14px;
    border: 1px solid var(--border);
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
}

.decision-quick-form label {
    display: grid;
    gap: 6px;
}

.decision-quick-form label > span {
    color: var(--muted);
    font-size: 0.72rem;
    font-weight: 720;
}

.decision-quick-form input {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: 13px;
    background: var(--surface-solid);
}

.decision-quick-form input:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: var(--focus-ring);
}

.decision-submit {
    grid-column: 1 / -1;
    width: 100%;
}

.decision-modal-card {
    width: min(760px, calc(100vw - 24px));
    max-height: min(88vh, 920px);
    overflow-y: auto;
}

.decision-loading {
    display: grid;
    justify-items: center;
    gap: 9px;
    padding: 56px 18px;
    text-align: center;
}

.decision-loading small {
    color: var(--muted);
}

.decision-orb {
    width: 54px;
    height: 54px;
    border-radius: 50%;
    background:
        radial-gradient(circle at 30% 30%, #fff, transparent 20%),
        linear-gradient(145deg, #2563eb, #8b5cf6);
    box-shadow: 0 16px 36px rgba(37, 99, 235, 0.28);
    animation: decisionPulse 1.25s ease-in-out infinite alternate;
}

@keyframes decisionPulse {
    to {
        transform: scale(1.09);
        box-shadow: 0 20px 48px rgba(124, 58, 237, 0.35);
    }
}

.decision-verdict {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 16px;
    padding: 20px;
    border-radius: 20px;
}

.decision-yes {
    background: rgba(22, 163, 74, 0.1);
}

.decision-wait,
.decision-caution {
    background: rgba(245, 158, 11, 0.11);
}

.decision-no {
    background: rgba(220, 38, 38, 0.1);
}

.decision-uncertain {
    background: var(--surface-soft);
}

.decision-verdict-icon {
    display: grid;
    width: 50px;
    height: 50px;
    place-items: center;
    border-radius: 15px;
    background: var(--surface-solid);
}

.decision-verdict p,
.decision-verdict h3,
.decision-verdict span {
    margin: 0;
}

.decision-verdict p {
    color: var(--muted);
    font-size: 0.72rem;
    font-weight: 740;
    text-transform: uppercase;
}

.decision-verdict h3 {
    margin-top: 3px;
    font-size: 1.45rem;
    letter-spacing: -0.035em;
}

.decision-verdict div > span {
    display: block;
    margin-top: 7px;
    color: var(--muted);
    line-height: 1.55;
}

.decision-metric-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 9px;
    margin-top: 14px;
}

.decision-metric-grid article {
    padding: 13px;
    border-radius: 14px;
    background: var(--surface-soft);
}

.decision-metric-grid span,
.decision-metric-grid strong {
    display: block;
}

.decision-metric-grid span {
    color: var(--muted);
    font-size: 0.7rem;
}

.decision-metric-grid strong {
    margin-top: 5px;
    font-size: 1rem;
}

.decision-section {
    margin-top: 18px;
}

.decision-section h4 {
    margin: 0 0 10px;
}

.decision-reasons,
.decision-goals,
.decision-alternatives {
    display: grid;
    gap: 8px;
}

.decision-reason {
    display: grid;
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 10px;
    align-items: start;
    padding: 11px;
    border: 1px solid var(--border);
    border-radius: 13px;
}

.decision-reason > .lucide {
    margin-top: 2px;
}

.decision-reason span,
.decision-reason strong,
.decision-reason small {
    display: block;
}

.decision-reason small {
    margin-top: 3px;
    color: var(--muted);
    line-height: 1.45;
}

.decision-goal-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}

.decision-goal-row span,
.decision-goal-row strong,
.decision-goal-row small {
    display: block;
}

.decision-goal-row small {
    margin-top: 3px;
    color: var(--muted);
}

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

.decision-alternatives article {
    padding: 13px;
    border-radius: 14px;
    background: var(--surface-soft);
}

.decision-alternatives strong,
.decision-alternatives span {
    display: block;
}

.decision-alternatives span {
    margin-top: 5px;
    color: var(--muted);
    font-size: 0.78rem;
    line-height: 1.45;
}

.decision-ai-note {
    padding: 16px;
    border: 1px solid rgba(124, 58, 237, 0.14);
    border-radius: 16px;
    background: rgba(124, 58, 237, 0.06);
}

.decision-ai-label {
    display: inline-flex;
    gap: 7px;
    align-items: center;
    color: #6d28d9;
    font-size: 0.76rem;
    font-weight: 800;
}

.decision-ai-note p {
    margin: 9px 0 0;
    line-height: 1.6;
}

.decision-follow-up {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    margin-top: 18px;
    padding: 14px;
    border-radius: 14px;
    background: var(--primary-soft);
    color: var(--primary-dark);
}

.decision-feedback {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 20px;
    padding-top: 15px;
    border-top: 1px solid var(--border);
}

.decision-feedback > span {
    margin-right: auto;
    color: var(--muted);
    font-size: 0.78rem;
}

.decision-feedback button {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-height: 38px;
    padding: 0 11px;
    border: 1px solid var(--border);
    border-radius: 11px;
    background: var(--surface-solid);
    color: var(--text);
}

.auth-code-input {
    text-align: center;
    font-size: 1.65rem !important;
    font-weight: 800;
    letter-spacing: 0.32em;
}

@media (max-width: 1050px) {
    .decision-hero {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 799px) {
    .floating-coach-button {
        right: 16px;
        bottom: calc(94px + env(safe-area-inset-bottom));
    }

    .toast-container {
        right: 12px;
        bottom: calc(150px + env(safe-area-inset-bottom));
        left: 12px;
    }

    .decision-hero {
        padding: 20px;
        border-radius: 24px;
    }

    .decision-quick-form,
    .decision-metric-grid,
    .decision-alternatives {
        grid-template-columns: 1fr;
    }

    .decision-verdict {
        grid-template-columns: 1fr;
    }
}

@media (min-width: 800px) {
    .mobile-nav {
        display: none !important;
    }

    .sidebar {
        display: flex !important;
    }

    .main-content {
        margin-left: var(--sidebar-width);
    }
}


/* v3.1 mobile stabilization */
html,
body {
    max-width: 100%;
    overflow-x: hidden;
}

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

img,
svg,
canvas,
video {
    max-width: 100%;
}

.page,
.page-shell,
.main-content,
.dashboard-grid,
.lower-grid,
.analytics-grid,
.planning-grid,
.profile-grid,
.goals-grid,
.budget-grid,
.purchase-summary-grid,
.summary-column,
.form-grid {
    min-width: 0;
}

.card,
.dashboard-card,
.analytics-card,
.goal-card,
.budget-card,
.planning-card,
.profile-card,
.coach-card,
.method-card,
.upload-card,
.modal-card {
    min-width: 0;
    max-width: 100%;
}

.page-header,
.card-header,
.section-header,
.modal-header {
    gap: 12px;
}

.page-header > *,
.card-header > *,
.section-header > *,
.modal-header > * {
    min-width: 0;
}

h1,
h2,
h3,
h4,
p,
strong,
span,
small,
label {
    overflow-wrap: anywhere;
}

button,
.primary-button,
.secondary-button {
    max-width: 100%;
}

.currency-input {
    min-width: 0;
}

.currency-input input {
    min-width: 0;
}

@media (max-width: 799px) {
    body {
        width: 100%;
    }

    .app-shell {
        width: 100%;
        min-width: 0;
    }

    .sidebar {
        display: none !important;
    }

    .main-content {
        width: 100% !important;
        max-width: none !important;
        margin: 0 !important;
        padding:
            max(18px, env(safe-area-inset-top))
            14px
            calc(118px + env(safe-area-inset-bottom)) !important;
    }

    [data-page] {
        width: 100%;
        min-width: 0;
    }

    .page-header {
        width: 100%;
        align-items: stretch;
        flex-direction: column;
        margin-bottom: 18px;
    }

    .page-header > .primary-button,
    .page-header > .secondary-button,
    .page-header-actions,
    .page-header-actions > button {
        width: 100%;
    }

    .page-header h1 {
        font-size: clamp(2rem, 11vw, 2.7rem);
        line-height: 1;
        letter-spacing: -0.055em;
    }

    .dashboard-grid,
    .lower-grid,
    .analytics-grid,
    .planning-grid,
    .profile-grid,
    .goals-grid,
    .budget-grid,
    .purchase-summary-grid,
    .summary-column,
    .form-grid,
    .settings-grid,
    .intelligence-grid {
        display: grid !important;
        grid-template-columns: minmax(0, 1fr) !important;
        width: 100%;
        gap: 14px;
    }

    .dashboard-card,
    .analytics-card,
    .planning-card,
    .profile-card,
    .goal-card,
    .budget-card,
    .coach-card,
    .upload-card,
    .method-card {
        width: 100%;
        padding: 18px;
        border-radius: 20px;
    }

    .decision-hero {
        width: 100%;
        padding: 19px;
        border-radius: 22px;
    }

    .decision-hero h2 {
        font-size: clamp(2.2rem, 12vw, 3rem);
    }

    .decision-quick-form {
        width: 100%;
        grid-template-columns: minmax(0, 1fr) !important;
        padding: 11px;
    }

    .decision-quick-form label,
    .decision-quick-form input,
    .decision-submit {
        width: 100%;
        min-width: 0;
    }

    .summary-card strong,
    .stat-card strong,
    .metric-value,
    .goal-card .amount,
    .budget-card .amount {
        font-size: clamp(1.55rem, 8vw, 2.25rem);
        line-height: 1.05;
    }

    .spending-layout {
        width: 100%;
        grid-template-columns: minmax(0, 1fr) !important;
        justify-items: stretch;
    }

    .spending-chart,
    .donut-chart,
    .chart-container,
    .chart-panel {
        width: 100%;
        min-width: 0;
        overflow: hidden;
    }

    .category-list {
        width: 100%;
        min-width: 0;
    }

    .purchase-toolbar,
    .purchase-row,
    .full-purchase-row {
        width: 100%;
        min-width: 0;
    }

    .full-purchase-row {
        grid-template-columns: 42px minmax(0, 1fr) !important;
    }

    .purchase-price,
    .purchase-actions,
    .purchase-category {
        grid-column: 2 !important;
        justify-content: flex-start;
        text-align: left;
    }

    .modal-backdrop {
        padding:
            max(10px, env(safe-area-inset-top))
            10px
            max(10px, env(safe-area-inset-bottom));
        align-items: flex-end;
    }

    .modal-card,
    .decision-modal-card {
        width: 100% !important;
        max-width: none !important;
        max-height: 92dvh;
        margin: 0;
        border-radius: 24px 24px 16px 16px;
    }

    .modal-header {
        position: sticky;
        top: 0;
        z-index: 2;
        padding-top: 4px;
        background: inherit;
    }

    .mobile-nav {
        left: 8px !important;
        right: 8px !important;
        bottom: max(8px, env(safe-area-inset-bottom)) !important;
        width: auto !important;
        min-width: 0;
        grid-template-columns: repeat(5, minmax(0, 1fr)) !important;
        padding: 7px 6px !important;
        border-radius: 22px;
    }

    .mobile-nav-item,
    .mobile-add-button {
        width: min(13vw, 52px) !important;
        height: min(13vw, 52px) !important;
        min-width: 42px;
        min-height: 42px;
    }

    .mobile-add-button {
        width: min(15vw, 60px) !important;
        height: min(15vw, 60px) !important;
        margin-top: -17px !important;
    }

    .floating-coach-button {
        right: 14px !important;
        bottom: calc(92px + env(safe-area-inset-bottom)) !important;
        max-width: calc(100vw - 28px);
        min-height: 46px;
        padding-inline: 14px;
        z-index: 800;
    }

    .toast-container {
        right: 10px !important;
        left: 10px !important;
        bottom: calc(151px + env(safe-area-inset-bottom)) !important;
        width: auto;
        z-index: 1800;
    }

    .toast {
        width: 100%;
        min-width: 0 !important;
        max-width: none !important;
    }

    .heatmap-grid,
    .calendar-grid {
        grid-template-columns: repeat(7, minmax(0, 1fr)) !important;
        gap: 5px !important;
        width: 100%;
    }

    .heatmap-cell,
    .calendar-day {
        width: 100%;
        min-width: 0;
        aspect-ratio: 1;
        padding: 2px;
        border-radius: 9px;
        font-size: 0.72rem;
    }

    .goal-card,
    .budget-card {
        overflow: hidden;
    }

    .goal-card-actions,
    .budget-card-actions,
    .shopping-suggestion-actions,
    .form-actions {
        display: grid !important;
        grid-template-columns: minmax(0, 1fr) !important;
        width: 100%;
        gap: 8px;
    }

    .goal-card-actions button,
    .budget-card-actions button,
    .shopping-suggestion-actions button,
    .form-actions button {
        width: 100%;
    }

    .auth-card {
        width: calc(100% - 24px);
        max-width: 440px;
        padding: 22px 18px;
    }
}

@media (max-width: 390px) {
    .main-content {
        padding-inline: 10px !important;
    }

    .dashboard-card,
    .analytics-card,
    .planning-card,
    .profile-card,
    .goal-card,
    .budget-card,
    .coach-card,
    .upload-card {
        padding: 15px;
    }

    .floating-coach-button span {
        display: none;
    }

    .floating-coach-button {
        width: 48px;
        height: 48px;
        padding: 0;
        border-radius: 50%;
    }
}