/* ============ TOKENS ============ */
/* Flat, single-hue color system — no gradients anywhere.
         Each theme below is a calm, analogous primary/accent pair
         chosen for a clinical/health context: enough contrast to
         read clearly, muted enough saturation to stay restful. */
:root {
    --clr-primary: #2E6F90;
    --clr-primary-light: #DCEAF1;
    --clr-accent: #3F9C86;
    --clr-accent-light: #E1F1EC;
    --font-en: "Inter", sans-serif;
    --font-en-display: "Poppins", sans-serif;
    --font-fa: "Vazirmatn", sans-serif;
    --sidebar-w: 264px;
    --sidebar-w-collapsed: 78px;
    --topbar-h: 68px;
    --radius-lg: 22px;
    --radius-md: 16px;
    --radius-sm: 10px;
    --bg-body: #F3F6F8;
    --clr-text: #1c2b3a;
    --clr-text-muted: #5b7185;
    --glass-bg: rgba(255, 255, 255, 0.55);
    --glass-bg-strong: rgba(255, 255, 255, 0.72);
    --glass-border: rgba(255, 255, 255, 0.65);
    --glass-shadow: 0 8px 32px rgba(50, 90, 130, 0.12);
    --sidebar-bg: rgba(255, 255, 255, 0.68);
    --input-bg: rgba(255, 255, 255, 0.92);
    --input-border: rgba(28, 43, 58, 0.22);
    --input-border-hover: rgba(28, 43, 58, 0.34);
    --checkbox-border: rgba(28, 43, 58, 0.4);
    --divider: rgba(28, 43, 58, 0.08);
    /* Fixed semantic colors (status), independent of theme */
    --clr-success: #1f9d55;
    --clr-success-bg: rgba(31, 157, 85, 0.12);
    --clr-warning: #b5860b;
    --clr-warning-bg: rgba(230, 168, 20, 0.14);
    --clr-danger: #d94141;
    --clr-danger-bg: rgba(217, 65, 65, 0.12);
    /* Tells the browser to render native chrome (the <select> popup
           list in particular) with a light palette, so its contents stay
           legible even though we can't fully re-skin it with CSS. */
    color-scheme: light;
}

[data-mode="dark"] {
    --bg-body: #0d1520;
    --clr-text: #e7edf3;
    --clr-text-muted: #93a5b8;
    --glass-bg: rgba(255, 255, 255, 0.055);
    --glass-bg-strong: rgba(255, 255, 255, 0.09);
    --glass-border: rgba(255, 255, 255, 0.12);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
    --sidebar-bg: rgba(15, 20, 28, 0.82);
    --input-bg: rgba(255, 255, 255, 0.09);
    --input-border: rgba(255, 255, 255, 0.28);
    --input-border-hover: rgba(255, 255, 255, 0.42);
    --checkbox-border: rgba(255, 255, 255, 0.45);
    --divider: rgba(255, 255, 255, 0.08);
    /* Same reasoning as above, flipped for dark mode: this is what
           actually fixes the unreadable <option> list in dark mode,
           since the popup is native UI and ignores our custom colors. */
    color-scheme: dark;
}

* {
    box-sizing: border-box;
}

html, body {
    height: 100%;
}

body {
    margin: 0;
    font-family: var(--font-en);
    background: var(--bg-body);
    background-attachment: fixed;
    color: var(--clr-text);
    transition: background 0.4s ease, color 0.3s ease;
    min-height: 100vh;
    overflow-x: hidden;
}

/* ============ CSS-ONLY i18n ============ */
[lang="fa"] body {
    font-family: var(--font-fa);
}

[lang="en"] .fa-text {
    display: none !important;
}

[lang="fa"] .en-text {
    display: none !important;
}

h1, h2, h3, h4, h5, h6, .display-font {
    font-family: var(--font-en-display);
}

[lang="fa"] h1, [lang="fa"] h2, [lang="fa"] h3, [lang="fa"] h4, [lang="fa"] h5, [lang="fa"] h6, [lang="fa"] .display-font {
    font-family: var(--font-fa);
}

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-thumb {
    background: var(--clr-primary);
    border-radius: 10px;
}

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

a {
    text-decoration: none;
}

/* ============ GLASS ============ */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(18px) saturate(140%);
    -webkit-backdrop-filter: blur(18px) saturate(140%);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: var(--radius-lg);
}

.glass-strong {
    background: var(--glass-bg-strong);
    backdrop-filter: blur(22px) saturate(140%);
    -webkit-backdrop-filter: blur(22px) saturate(140%);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
}

/* ============ TOPBAR ============ */
.topbar {
    position: fixed;
    top: 0;
    inset-inline-end: 0;
    inset-inline-start: var(--sidebar-w);
    height: var(--topbar-h);
    z-index: 1030;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    transition: inset-inline-start 0.35s ease;
    background: var(--glass-bg-strong);
    backdrop-filter: blur(20px) saturate(140%);
    -webkit-backdrop-filter: blur(20px) saturate(140%);
    border-bottom: 1px solid var(--glass-border);
}

body.sidebar-collapsed .topbar {
    inset-inline-start: var(--sidebar-w-collapsed);
}

@media (max-width: 991.98px) {
    .topbar {
        inset-inline-start: 0 !important;
    }
}

.hamburger-btn {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    border: none;
    background: var(--clr-primary);
    color: #fff;
    font-size: 1.15rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s ease, background 0.3s ease;
}

    .hamburger-btn:hover {
        transform: scale(1.06);
    }

    .hamburger-btn:active {
        transform: scale(0.94);
    }

.topbar-title {
    font-weight: 700;
    font-size: 1.05rem;
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.icon-btn {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    color: var(--clr-text);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
    transition: all 0.2s ease;
}

    .icon-btn:hover {
        background: var(--clr-primary);
        color: #fff;
        transform: translateY(-2px);
    }

.lang-switch {
    display: flex;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--glass-border);
}

    .lang-switch button {
        border: none;
        padding: 8px 12px;
        background: var(--glass-bg);
        color: var(--clr-text-muted);
        font-weight: 600;
        font-size: 0.78rem;
        transition: all 0.2s ease;
        cursor: pointer;
    }

        .lang-switch button.active {
            background: var(--clr-primary);
            color: #fff;
        }

/* ============ SIDEBAR ============ */
.sidebar {
    position: fixed;
    top: 0;
    inset-inline-start: 0;
    height: 100vh;
    width: var(--sidebar-w);
    z-index: 1040;
    background: var(--sidebar-bg);
    backdrop-filter: blur(22px) saturate(140%);
    -webkit-backdrop-filter: blur(22px) saturate(140%);
    border-inline-end: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    transition: width 0.35s ease, transform 0.35s ease;
}

.sidebar-brand {
    height: var(--topbar-h);
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 18px;
    border-bottom: 1px solid var(--divider);
    flex-shrink: 0;
}

    .sidebar-brand .logo-badge {
        width: 38px;
        height: 38px;
        border-radius: 11px;
        flex-shrink: 0;
        background: var(--clr-primary);
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-size: 1.15rem;
        box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
    }

    .sidebar-brand .brand-text {
        font-weight: 800;
        font-size: 1.05rem;
        white-space: nowrap;
        font-family: var(--font-en-display);
    }

[lang="fa"] .sidebar-brand .brand-text {
    font-family: var(--font-fa);
}

.sidebar-brand small {
    display: block;
    font-size: 0.65rem;
    color: var(--clr-text-muted);
    font-weight: 500;
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 14px 10px;
}

.nav-section-label {
    font-size: 0.62rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--clr-text-muted);
    padding: 10px 12px 4px;
    font-weight: 700;
}

.side-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: 12px;
    color: var(--clr-text);
    font-size: 10px;
    font-weight: 600;
    margin-bottom: 3px;
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease;
    white-space: nowrap;
    position: relative;
}

    .side-link i.side-icon {
        font-size: 1.05rem;
        width: 22px;
        text-align: center;
        flex-shrink: 0;
        color: var(--clr-primary);
        transition: color 0.2s;
    }

    .side-link:hover {
        background: color-mix(in srgb, var(--clr-primary) 14%, transparent);
    }

    .side-link.active {
        background: var(--clr-primary);
        color: #fff;
        box-shadow: 0 6px 16px rgba(46, 111, 144, 0.32);
    }

        .side-link.active i.side-icon {
            color: #fff;
        }

    .side-link .chev {
        margin-inline-start: auto;
        font-size: 0.7rem;
        transition: transform 0.25s ease;
    }

    .side-link.open .chev {
        transform: rotate(90deg);
    }

.submenu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    padding-inline-start: 14px;
}

    .submenu.open {
        max-height: 220px;
    }

    .submenu .side-link {
        font-size: 10px;
        padding: 8px 12px;
    }

        .submenu .side-link i.side-icon {
            font-size: 0.85rem;
        }

.sidebar-footer {
    padding: 12px;
    border-top: 1px solid var(--divider);
    flex-shrink: 0;
}

.collapse-toggle-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 9px;
    border-radius: 12px;
    border: none;
    background: var(--glass-bg);
    color: var(--clr-text-muted);
    font-size: 0.72rem;
    font-weight: 600;
}

body.sidebar-collapsed .sidebar {
    width: var(--sidebar-w-collapsed);
}

body.sidebar-collapsed .sidebar-brand .brand-text, body.sidebar-collapsed .sidebar-brand small,
body.sidebar-collapsed .side-link span.label-text, body.sidebar-collapsed .side-link .chev,
body.sidebar-collapsed .nav-section-label, body.sidebar-collapsed .collapse-toggle-btn span {
    display: none;
}

body.sidebar-collapsed .submenu {
    display: none;
}

body.sidebar-collapsed .side-link {
    justify-content: center;
}

body.sidebar-collapsed .sidebar-brand {
    justify-content: center;
    padding: 0;
}

@media (max-width: 991.98px) {
    .sidebar {
        transform: translateX(-100%);
        width: 270px !important;
    }

    body.sidebar-mobile-open .sidebar {
        transform: translateX(0);
    }

    [dir="rtl"] .sidebar {
        transform: translateX(100%);
    }

    [dir="rtl"] body.sidebar-mobile-open .sidebar {
        transform: translateX(0);
    }

    body.sidebar-collapsed .side-link span.label-text, body.sidebar-collapsed .nav-section-label,
    body.sidebar-collapsed .collapse-toggle-btn span {
        display: inline;
    }

    body.sidebar-collapsed .side-link {
        justify-content: flex-start;
    }

    body.sidebar-collapsed .sidebar-brand {
        justify-content: flex-start;
        padding: 0 18px;
    }
}

.sidebar-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(10, 15, 20, 0.45);
    z-index: 1035;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

body.sidebar-mobile-open .sidebar-backdrop {
    opacity: 1;
    pointer-events: auto;
}

@media (min-width: 992px) {
    .sidebar-backdrop {
        display: none;
    }
}

/* ============ MAIN ============ */
.main-content {
    margin-inline-start: var(--sidebar-w);
    padding: calc(var(--topbar-h) + 22px) 26px 40px;
    transition: margin-inline-start 0.35s ease;
    min-height: 100vh;
}

body.sidebar-collapsed .main-content {
    margin-inline-start: var(--sidebar-w-collapsed);
}

@media (max-width: 991.98px) {
    .main-content {
        margin-inline-start: 0 !important;
        padding: calc(var(--topbar-h) + 18px) 16px 40px;
    }
}

.kpi-card {
    padding: 20px;
    position: relative;
    overflow: hidden;
}

.kpi-icon {
    width: 50px;
    height: 50px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: #fff;
    margin-bottom: 14px;
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.12);
}
/* Semantic, flat icon backgrounds — theme-independent so KPI meaning stays legible
         (informational/primary, success, attention, critical) across every palette. */
.kpi-icon-primary {
    background: var(--clr-primary);
}

.kpi-icon-success {
    background: var(--clr-success);
}

.kpi-icon-warning {
    background: var(--clr-warning);
}

.kpi-icon-danger {
    background: var(--clr-danger);
}

.kpi-value {
    font-size: 1.9rem;
    font-weight: 800;
    font-family: var(--font-en-display);
    line-height: 1;
}

[lang="fa"] .kpi-value {
    font-family: var(--font-fa);
}

.kpi-label {
    font-size: 0.82rem;
    color: var(--clr-text-muted);
    font-weight: 600;
    margin-top: 4px;
}

.kpi-trend {
    font-size: 0.75rem;
    font-weight: 700;
    margin-top: 10px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 9px;
    border-radius: 20px;
}

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

.trend-down {
    color: var(--clr-danger);
    background: var(--clr-danger-bg);
}

.tilt-card {
    transform-style: preserve-3d;
    will-change: transform;
    transition: transform 0.12s ease-out, box-shadow 0.3s ease;
}

    .tilt-card:hover {
        box-shadow: 0 26px 50px rgba(30, 60, 100, 0.22);
    }

.hero-banner {
    padding: 34px;
    position: relative;
    overflow: hidden;
    margin-bottom: 22px;
    background: var(--clr-primary-light);
}

.hero-illustration {
    width: 190px;
    height: 190px;
    border-radius: 50%;
    margin-inline-start: auto;
    background: var(--clr-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4.2rem;
    color: #fff;
    box-shadow: 0 24px 48px rgba(46, 111, 144, 0.28);
    transform-style: preserve-3d;
}

.section-title {
    font-weight: 800;
    font-size: 1.2rem;
    margin-bottom: 2px;
}

.section-sub {
    color: var(--clr-text-muted);
    font-size: 0.85rem;
    margin-bottom: 18px;
}

.chart-card {
    padding: 22px;
    height: 100%;
}

.chart-wrap {
    position: relative;
    height: 260px;
}

.table-glass {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    font-size: 0.86rem;
}

    .table-glass thead th {
        text-align: start;
        padding: 10px 12px;
        color: var(--clr-text-muted);
        font-weight: 700;
        font-size: 0.72rem;
        text-transform: uppercase;
        letter-spacing: 0.04em;
        border-bottom: 1px solid var(--divider);
    }

    .table-glass tbody td {
        padding: 12px;
        border-bottom: 1px solid var(--divider);
        vertical-align: middle;
    }

    .table-glass tbody tr:last-child td {
        border-bottom: none;
    }

.avatar-sm {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: #fff;
    font-size: 0.78rem;
    flex-shrink: 0;
}
/* Patient-row avatars: a small, flat, restrained rotation so rows are
         easy to tell apart at a glance without turning into a rainbow. */
.avatar-c1 {
    background: var(--clr-primary);
}

.avatar-c2 {
    background: var(--clr-warning);
}

.avatar-c3 {
    background: var(--clr-success);
}

.avatar-c4 {
    background: var(--clr-danger);
}

.avatar-c5 {
    background: var(--clr-accent);
}

.badge-status {
    padding: 5px 11px;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 700;
}

.badge-stable {
    background: var(--clr-success-bg);
    color: var(--clr-success);
}

.badge-watch {
    background: var(--clr-warning-bg);
    color: var(--clr-warning);
}

.badge-critical {
    background: var(--clr-danger-bg);
    color: var(--clr-danger);
}

.followup-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border-radius: 14px;
    transition: background 0.2s;
}

    .followup-item:hover {
        background: color-mix(in srgb, var(--clr-primary) 10%, transparent);
    }

.followup-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.followup-dot-danger {
    background: var(--clr-danger);
}

.followup-dot-warning {
    background: var(--clr-warning);
}

.followup-dot-primary {
    background: var(--clr-primary);
}

.followup-dot-success {
    background: var(--clr-success);
}

/* ============ FORM STYLING FOR NEW PATIENT ============ */
.form-glass-section {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 24px;
    margin-bottom: 24px;
    backdrop-filter: blur(16px);
}

.form-glass-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--clr-primary);
    border-bottom: 1px solid var(--divider);
    padding-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-control, .form-select {
    background: var(--input-bg) !important;
    border: 1.5px solid var(--input-border) !important;
    color: var(--clr-text) !important;
    border-radius: var(--radius-sm) !important;
    padding: 10px 14px;
    font-size: 0.88rem;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
    /* A visible resting state — the field reads as "fillable" before
         the person ever clicks into it, not just once it's active. */
    .form-control:hover, .form-select:hover {
        border-color: var(--input-border-hover) !important;
    }

    .form-control:focus, .form-select:focus {
        border-color: var(--clr-primary) !important;
        box-shadow: 0 0 0 0.2rem color-mix(in srgb, var(--clr-primary) 25%, transparent) !important;
    }

    .form-control::placeholder {
        color: var(--clr-text-muted);
        opacity: 0.85;
    }
    /* The <option> list is native browser UI and ignores backdrop-filter
         glass styling entirely, so it needs its own solid, opaque colors
         (this is what actually fixes dark-mode dropdown legibility). */
    .form-select option {
        background: var(--bg-body);
        color: var(--clr-text);
    }

.form-label {
    font-weight: 600;
    font-size: 0.82rem;
    color: var(--clr-text-muted);
    margin-bottom: 6px;
}

/* ---- Checkbox groups ---- */
/* Only the checkbox square itself gets a visible resting border —
         wrapping the whole label in a bordered "chip" made it look like
         a text field and merged visually with the inputs above it. */
.form-check {
    display: flex;
    align-items: center;
    gap: 9px;
    margin: 0 0 10px;
    padding: 0;
    margin-left:20px;
}

.form-check-input {
    width: 17px;
    height: 17px;
    margin-top: 0;
    flex-shrink: 0;
    cursor: pointer;
    background-color: var(--input-bg);
    border: 2px solid var(--checkbox-border);
  
}

    .form-check-input:hover {
        border-color: var(--clr-primary);
    }

    .form-check-input:checked {
        background-color: var(--clr-primary);
        border-color: var(--clr-primary);
    }

    .form-check-input:focus {
        border-color: var(--clr-primary);
        box-shadow: 0 0 0 0.2rem color-mix(in srgb, var(--clr-primary) 25%, transparent);
    }

.form-check-label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--clr-text);
    cursor: pointer;
}

.placeholder-page {
    padding: 60px 30px;
    text-align: center;
    display: none;
}

    .placeholder-page i {
        font-size: 3.4rem;
        color: var(--clr-primary);
        margin-bottom: 18px;
        display: block;
    }

.page-view {
    display: none;
}

    .page-view.active {
        display: block;
    }

/* ============ OFFCANVAS SETTINGS ============ */
/* Theme swatches: one solid, flat primary color per theme (never a
         gradient) with a single small accent dot in the corner — enough to
         preview the pairing without turning the picker into visual noise. */
.theme-swatch {
    width: 100%;
    aspect-ratio: 1.3/1;
    border-radius: 14px;
    border: 2px solid transparent;
    cursor: pointer;
    position: relative;
    transition: transform 0.2s ease, border-color 0.2s ease;
    overflow: hidden;
}

    .theme-swatch:hover {
        transform: translateY(-3px);
    }

    .theme-swatch.active {
        border-color: var(--clr-text);
    }

        .theme-swatch.active::after {
            content: "\F26E";
            font-family: "bootstrap-icons";
            position: absolute;
            inset: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            text-shadow: 0 1px 4px rgba(0, 0, 0, 0.35);
        }

.swatch-accent-dot {
    position: absolute;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    bottom: 6px;
    inset-inline-end: 6px;
    border: 2px solid rgba(255, 255, 255, 0.85);
}

.swatch-label {
    font-size: 0.68rem;
    text-align: center;
    margin-top: 6px;
    color: var(--clr-text-muted);
    font-weight: 600;
}

.mode-toggle-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px;
    border-radius: 14px;
    background: var(--glass-bg);
    margin-bottom: 22px;
}

.form-switch .form-check-input {
    width: 2.6em;
    height: 1.4em;
    cursor: pointer;
}

.offcanvas {
    --bs-offcanvas-width: 340px;
    background: var(--glass-bg-strong) !important;
    backdrop-filter: blur(24px);
    color: var(--clr-text);
    border: none !important;
}

[dir="rtl"] .offcanvas-end {
    inset-inline-start: 0;
    inset-inline-end: auto;
}

.fade-in {
    animation: fadeIn 0.45s ease both;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

@media (max-width: 575.98px) {
    .kpi-value {
        font-size: 1.5rem;
    }

    .hero-illustration {
        display: none;
    }

    .hero-banner {
        padding: 24px;
    }
}