:root {
    /* Neutral ramp (OKLCH-derived, off-white → off-black) */
    --n-50: #f7f8fa;
    --n-100: #eef0f3;
    --n-200: #dde0e7;
    --n-300: #c4c9d4;
    --n-400: #9aa1b1;
    --n-500: #717a8e;
    --n-600: #505869;
    --n-700: #373e4f;
    --n-800: #242a38;
    --n-900: #141820;
    /* Accent – mountain teal */
    --a-50: #eaf6f4;
    --a-100: #c5eae4;
    --a-200: #8ed5ca;
    --a-300: #56baac;
    --a-400: #2e9e90;
    --a-500: #1d8376; /* primary */
    --a-600: #136860;
    --a-700: #0d4e48;
    --a-800: #083430;
    /* Semantic colours */
    --clr-surface: var(--n-50);
    --clr-raised: #ffffff;
    --clr-border: var(--n-200);
    --clr-border-focus: var(--a-400);
    --clr-text: var(--n-800);
    --clr-text-muted: var(--n-500);
    --clr-accent: var(--a-500);
    --clr-accent-hover: var(--a-600);
    --clr-accent-subtle: var(--a-50);
    --clr-success: #1a7a45;
    --clr-success-subtle: #eaf5ef;
    --clr-danger: #b52a2a;
    --clr-danger-subtle: #fdf0f0;
    --clr-info: #1a5fa8;
    --clr-info-subtle: #edf4fd;
    --clr-warning: #8a5a00;
    --clr-warning-subtle: #fdf6e3;
    /* Spacing rhythm: 4 px base */
    --sp-1: 4px;
    --sp-2: 8px;
    --sp-3: 12px;
    --sp-4: 16px;
    --sp-5: 20px;
    --sp-6: 24px;
    --sp-8: 32px;
    --sp-10: 40px;
    /* Radii */
    --r-sm: 6px;
    --r-md: 10px;
    --r-lg: 16px;
    /* Elevation */
    --shadow-card: 0 1px 3px rgba(20,24,32,.07), 0 2px 8px rgba(20,24,32,.06);
    --shadow-raised: 0 4px 16px rgba(20,24,32,.10), 0 1px 4px rgba(20,24,32,.06);
    /* Typography */
    --font: 'Vazirmatn', system-ui, sans-serif;
    --lh-body: 1.7;
}

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

body {
    font-family: var(--font);
    font-size: 15px;
    line-height: var(--lh-body);
    background-color: var(--clr-surface);
    color: var(--clr-text);
    -webkit-font-smoothing: antialiased;
}

/* ── Page hero ───────────────────────────────────────────── */
.page-hero {
    background: linear-gradient(135deg, var(--a-700) 0%, var(--a-500) 60%, var(--a-300) 100%);
    color: #fff;
    padding: var(--sp-10) var(--sp-6);
    text-align: center;
    position: relative;
    overflow: hidden;
}

    .page-hero::before {
        content: '';
        position: absolute;
        inset: 0;
        background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60'%3E%3Cpath d='M0 60 L30 10 L60 60Z' fill='white' fill-opacity='.04'/%3E%3C/svg%3E") repeat;
    }

    .page-hero .badge-org {
        display: inline-block;
        background: rgba(255,255,255,.18);
        border: 1px solid rgba(255,255,255,.3);
        color: #fff;
        font-size: 12px;
        font-weight: 500;
        padding: 3px 12px;
        border-radius: 20px;
        margin-bottom: var(--sp-3);
        letter-spacing: .4px;
    }

    .page-hero h1 {
        font-size: clamp(1.5rem, 4vw, 2.2rem);
        font-weight: 800;
        margin: 0 0 var(--sp-2);
    }

    .page-hero p {
        font-size: 14px;
        opacity: .85;
        margin: 0;
    }

/* ── Layout wrapper ──────────────────────────────────────── */
.page-body {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--sp-8) var(--sp-4) var(--sp-10);
}

/* ── Card ────────────────────────────────────────────────── */
.card-panel {
    background: var(--clr-raised);
    border: 1px solid var(--clr-border);
    border-radius: var(--r-lg);
    box-shadow: var(--shadow-card);
    padding: var(--sp-8);
    margin-bottom: var(--sp-6);
}

    .card-panel + .card-panel {
        margin-top: 0;
    }

/* ── Section title inside card ───────────────────────────── */
.section-heading {
    display: flex;
    align-items: center;
    gap: var(--sp-2);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--n-800);
    margin-bottom: var(--sp-6);
    padding-bottom: var(--sp-3);
    border-bottom: 2px solid var(--clr-border);
}

    .section-heading .icon-wrap {
        width: 34px;
        height: 34px;
        border-radius: var(--r-sm);
        background: var(--clr-accent-subtle);
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--clr-accent);
        font-size: 1rem;
        flex-shrink: 0;
    }

/* ── Form labels ─────────────────────────────────────────── */
.form-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--n-700);
    margin-bottom: var(--sp-1);
    display: block;
}

    .form-label .req {
        color: var(--clr-danger);
        margin-right: 2px;
    }

/* ── Inputs ──────────────────────────────────────────────── */
.form-control,
.form-select {
    font-family: var(--font);
    font-size: 14px;
    color: var(--clr-text);
    background: var(--clr-raised);
    border: 1.5px solid var(--clr-border);
    border-radius: var(--r-sm);
    padding: 9px var(--sp-3);
    height: auto;
    transition: border-color .15s, box-shadow .15s;
}

    .form-control:focus,
    .form-select:focus {
        border-color: var(--clr-border-focus);
        box-shadow: 0 0 0 3px rgba(46,158,144,.15);
        outline: none;
    }

    .form-control.bg-light {
        background: var(--n-100) !important;
        color: var(--n-600);
    }

    .form-control.is-valid {
        border-color: var(--clr-success);
    }

    .form-control.is-invalid {
        border-color: var(--clr-danger);
    }

/* ── Divider ─────────────────────────────────────────────── */
.panel-divider {
    border: none;
    border-top: 1px solid var(--clr-border);
    margin: var(--sp-6) 0;
}

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
    font-family: var(--font);
    font-size: 14px;
    font-weight: 600;
    border-radius: var(--r-sm);
    padding: 9px var(--sp-5);
    transition: background .15s, box-shadow .15s, transform .1s;
    border: none;
}

    .btn:active {
        transform: translateY(1px);
    }

.btn-primary {
    background: var(--clr-accent);
    color: #fff;
}

    .btn-primary:hover, .btn-primary:focus-visible {
        background: var(--clr-accent-hover);
        color: #fff;
        box-shadow: 0 2px 8px rgba(29,131,118,.35);
    }

.btn-success {
    background: var(--clr-success);
    color: #fff;
}

    .btn-success:hover, .btn-success:focus-visible {
        background: #155c34;
        color: #fff;
    }

.btn-outline-secondary {
    background: transparent;
    border: 1.5px solid var(--clr-border);
    color: var(--n-600);
}

    .btn-outline-secondary:hover {
        background: var(--n-100);
        color: var(--n-800);
    }

.btn-danger {
    background: var(--clr-danger);
    color: #fff;
}

.btn-sm {
    padding: 5px 12px;
    font-size: 12px;
}

.btn-submit {
    background: var(--clr-accent);
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    padding: 13px;
    border-radius: var(--r-md);
    width: 100%;
    letter-spacing: .3px;
    box-shadow: 0 2px 12px rgba(29,131,118,.3);
}

    .btn-submit:hover {
        background: var(--clr-accent-hover);
        color: #fff;
        box-shadow: 0 4px 16px rgba(29,131,118,.4);
    }

/* ── OTP card specifics ──────────────────────────────────── */
.otp-card {
    max-width: 480px;
    margin: 0 auto;
}

.otp-mobile-wrap {
    position: relative;
}

    .otp-mobile-wrap .form-control {
        padding-left: 110px;
    }

.otp-prefix {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    padding: 0 var(--sp-3);
    color: var(--n-500);
    font-size: 13px;
    border-left: 1.5px solid var(--clr-border);
    pointer-events: none;
    background: var(--n-100);
    border-radius: 0 var(--r-sm) var(--r-sm) 0;
}

.verify-block {
    background: var(--a-50);
    border: 1px solid var(--a-100);
    border-radius: var(--r-md);
    padding: var(--sp-5);
    margin-top: var(--sp-4);
}

.timer-pill {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: #fff;
    border: 1px solid var(--a-200);
    color: var(--a-600);
    font-size: 13px;
    font-weight: 700;
    padding: 3px 12px;
    border-radius: 20px;
}

/* ── Alert / rule box ────────────────────────────────────── */
.rule-box {
    background: var(--clr-info-subtle);
    border: 1px solid #bcd5f5;
    border-radius: var(--r-md);
    padding: var(--sp-4) var(--sp-5);
    margin-bottom: var(--sp-5);
}

.rule-box-title {
    font-size: 13px;
    font-weight: 700;
    color: var(--clr-info);
    display: flex;
    align-items: center;
    gap: var(--sp-2);
    margin-bottom: var(--sp-2);
}

/* ── File slot card ──────────────────────────────────────── */
.file-slot-card {
    border: 1.5px dashed var(--clr-border);
    border-radius: var(--r-md);
    padding: var(--sp-4);
    background: var(--n-50);
    transition: border-color .2s, box-shadow .2s;
}

    .file-slot-card:hover {
        border-color: var(--clr-border-focus);
        box-shadow: var(--shadow-card);
    }

.file-slot-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--n-500);
    margin-bottom: var(--sp-2);
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ── Progress bar ────────────────────────────────────────── */
.upload-progress {
    display: none;
    margin-bottom: var(--sp-4);
}

.progress {
    height: 8px;
    border-radius: 4px;
    background: var(--n-200);
    overflow: hidden;
}

.progress-bar {
    background: var(--clr-accent);
    border-radius: 4px;
    transition: width .3s;
}

.progress-label {
    font-size: 12px;
    color: var(--n-500);
    margin-top: var(--sp-1);
    text-align: center;
}

/* ── File list table ─────────────────────────────────────── */
.table {
    font-size: 13px;
    border-collapse: separate;
    border-spacing: 0;
}

    .table thead th {
        background: var(--n-100);
        color: var(--n-600);
        font-weight: 700;
        font-size: 12px;
        letter-spacing: .3px;
        border-bottom: 1px solid var(--clr-border);
        padding: var(--sp-2) var(--sp-3);
    }

    .table tbody td {
        border-bottom: 1px solid var(--clr-border);
        padding: var(--sp-2) var(--sp-3);
        vertical-align: middle;
    }

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

    .table tbody tr:hover td {
        background: var(--n-50);
    }

/* ── Validation text ─────────────────────────────────────── */
.val-msg {
    font-size: 12px;
    color: var(--clr-danger);
    margin-top: 4px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.error-msg {
    font-size: 12px;
    color: var(--clr-danger);
    margin-top: var(--sp-1);
}

/* ── Error alert ─────────────────────────────────────────── */
.alert-danger {
    background: var(--clr-danger-subtle);
    border: 1px solid #f0b8b8;
    color: var(--clr-danger);
    border-radius: var(--r-md);
    font-size: 14px;
    padding: var(--sp-3) var(--sp-4);
}

/* ── Modal ───────────────────────────────────────────────── */
.modal-content {
    border: none;
    border-radius: var(--r-lg);
    box-shadow: var(--shadow-raised);
    font-family: var(--font);
}

.modal-header {
    background: var(--n-100);
    border-bottom: 1px solid var(--clr-border);
    border-radius: var(--r-lg) var(--r-lg) 0 0;
    padding: var(--sp-4) var(--sp-6);
}

.modal-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--n-800);
    display: flex;
    align-items: center;
    gap: var(--sp-2);
}

.modal-body {
    padding: var(--sp-6);
}

/* ── Step indicator (decorative) ─────────────────────────── */
.step-indicator {
    display: flex;
    align-items: center;
    gap: 0;
    margin-bottom: var(--sp-8);
    justify-content: center;
}

.step-item {
    display: flex;
    align-items: center;
}

.step-dot {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
    border: 2px solid var(--clr-border);
    color: var(--n-400);
    background: var(--clr-raised);
    transition: all .2s;
}

    .step-dot.active {
        background: var(--clr-accent);
        border-color: var(--clr-accent);
        color: #fff;
    }

    .step-dot.done {
        background: var(--clr-success);
        border-color: var(--clr-success);
        color: #fff;
    }

.step-label {
    font-size: 12px;
    color: var(--n-500);
    margin: 0 var(--sp-2);
}

.step-line {
    width: 48px;
    height: 2px;
    background: var(--clr-border);
}

/* ── Responsive tweaks ───────────────────────────────────── */
@media (max-width: 576px) {
    .card-panel {
        padding: var(--sp-5) var(--sp-4);
    }

    .step-line {
        width: 24px;
    }

    .step-label {
        display: none;
    }
}

/* ── Utility ─────────────────────────────────────────────── */
.hidden {
    display: none !important;
}

.text-accent {
    color: var(--clr-accent);
}

.bg-accent-subtle {
    background: var(--clr-accent-subtle);
}
/* ── Countdown progress bar (success modal) ──────────── */
.countdown-bar-wrap {
    height: 4px;
    background: var(--a-100);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: var(--sp-4);
}

.countdown-bar {
    height: 100%;
    width: 100%;
    background: var(--clr-success);
    border-radius: 2px;
    transform-origin: right;
    transition: transform 1s linear;
}
/* =========================================================
   Group Modal - Responsive Mobile Fix
   ========================================================= */

#groupModal .modal-dialog {
    width: 100%;
    max-width: 900px;
    margin: 1rem auto;
    height: calc(100vh - 2rem);
    display: flex;
    align-items: center;
}

#groupModal .modal-content {
    width: 100%;
    height: 100%;
    max-height: 100%;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

    /* UpdatePanel wrapper */
    #groupModal .modal-content > div[id*="upGroup"] {
        display: flex;
        flex-direction: column;
        flex: 1 1 auto;
        min-height: 0;
        height: 100%;
    }

/* Header ثابت */
#groupModal .modal-header {
    flex: 0 0 auto;
}

/* Body قابل اسکرول */
#groupModal .modal-body {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
    padding: var(--sp-6);
    /* برای اسکرول بهتر در موبایل */
    touch-action: pan-y;
}

/* جدول اعضا اگر عریض شد، خودش اسکرول افقی داشته باشد */
#groupModal .table-responsive {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

/* جلوگیری از شکستن فرم */
#groupModal .form-control,
#groupModal .form-select {
    width: 100%;
    min-width: 0;
}

/* موبایل */
@media (max-width: 576px) {

    #groupModal .modal-dialog {
        margin: 0;
        width: 100%;
        max-width: 100%;
        height: 100dvh;
        max-height: 100dvh;
    }

    #groupModal .modal-content {
        height: 100dvh;
        max-height: 100dvh;
        border-radius: 0;
    }

    #groupModal .modal-header {
        padding: 14px 16px;
        min-height: 58px;
    }

    #groupModal .modal-title {
        font-size: 14px;
        line-height: 1.5;
    }

    #groupModal .modal-body {
        padding: 16px;
        overflow-y: auto;
        overflow-x: hidden;
        /* بسیار مهم برای iOS و Chrome موبایل */
        -webkit-overflow-scrolling: touch;
        overscroll-behavior: contain;
        touch-action: pan-y;
    }

        /* فرم در موبایل کاملاً ستونی */
        #groupModal .modal-body .row.g-3 > [class*="col-"] {
            width: 100%;
            flex: 0 0 100%;
        }

    /* دکمه افزودن عضو */
    #groupModal #btnAddMember {
        min-height: 46px;
    }

    /* هشدار */
    #groupModal .alert {
        font-size: 12px;
        line-height: 1.8;
    }

    /* جدول */
    #groupModal .table {
        min-width: 760px;
        font-size: 12px;
    }

        #groupModal .table th,
        #groupModal .table td {
            white-space: nowrap;
            padding: 8px 10px;
        }
}

/* موبایل‌های خیلی کوچک */
@media (max-width: 380px) {

    #groupModal .modal-body {
        padding: 12px;
    }

    #groupModal .modal-header {
        padding: 12px;
    }

    #groupModal .modal-title {
        font-size: 13px;
    }

    #groupModal .table {
        min-width: 700px;
    }
}
/* =========================================================
   UPLOAD PROGRESS MODAL
========================================================= */

#uploadProgressModal {
    position: fixed !important;
    inset: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    margin: 0 !important;
    padding: 0 !important;
    z-index: 20000 !important;
    overflow-x: hidden !important;
    overflow-y: auto !important;
    outline: none !important;
}

    #uploadProgressModal.show {
        display: block !important;
    }


    /* =========================================================
   Dialog
========================================================= */

    #uploadProgressModal .modal-dialog {
        position: relative !important;
        z-index: 20001 !important;
        width: calc(100% - 30px);
        max-width: 500px;
        min-height: calc(100vh - 30px);
        margin: 15px auto;
        display: flex;
        align-items: center;
        justify-content: center;
        pointer-events: none;
    }


    /* =========================================================
   Content
========================================================= */

    #uploadProgressModal .upload-progress-modal {
        position: relative !important;
        z-index: 20002 !important;
        width: 100%;
        border: 0;
        border-radius: 22px;
        overflow: hidden;
        background: #fff;
        box-shadow: 0 25px 80px rgba(0, 0, 0, .25);
        pointer-events: auto;
        font-family: var(--font);
    }


/* =========================================================
   Loading Icon
========================================================= */

.upload-loading-icon {
    width: 76px;
    height: 76px;
    margin-left: auto;
    margin-right: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(13, 110, 253, .10);
    color: var(--clr-accent);
    font-size: 2.2rem;
    animation: uploadPulse 1.5s infinite;
}


/* =========================================================
   Success Icon
========================================================= */

.upload-success-icon {
    width: 76px;
    height: 76px;
    margin-left: auto;
    margin-right: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(25, 135, 84, .10);
    color: #198754;
    font-size: 2.2rem;
}


/* =========================================================
   Error Icon
========================================================= */

.upload-error-icon {
    width: 76px;
    height: 76px;
    margin-left: auto;
    margin-right: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(220, 53, 69, .10);
    color: #dc3545;
    font-size: 2.2rem;
}


/* =========================================================
   Progress
========================================================= */

.upload-modal-progress {
    width: 100%;
}


    .upload-modal-progress .progress {
        width: 100%;
        height: 10px;
        border-radius: 50px;
        overflow: hidden;
        background: #e9ecef;
    }


#uploadModalProgressBar {
    height: 100%;
    border-radius: 50px;
    transition: width .25s ease;
}


/* =========================================================
   Error
========================================================= */

#uploadModalError {
    direction: rtl;
    text-align: right;
    word-break: break-word;
}


/* =========================================================
   Upload Backdrop
========================================================= */

.modal-backdrop.upload-progress-backdrop {
    position: fixed !important;
    inset: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    z-index: 19999 !important;
    background-color: rgba(0, 0, 0, .45) !important;
    opacity: 1 !important;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}


/* =========================================================
   Body While Uploading
========================================================= */

body.uploading-active {
    overflow: hidden !important;
    user-select: none;
}


/*
 * مهم:
 * دیگر کل صفحه را با filter: blur() تار نمی‌کنیم.
 *
 * Blur فقط روی backdrop انجام می‌شود.
 * این کار مشکل stacking context موبایل را حذف می‌کند.
 */


/* =========================================================
   Animation
========================================================= */

@keyframes uploadPulse {

    0% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.08);
        opacity: .75;
    }

    100% {
        transform: scale(1);
        opacity: 1;
    }
}


/* =========================================================
   Mobile
========================================================= */

@media (max-width: 576px) {

    #uploadProgressModal {
        padding: 12px !important;
    }


        #uploadProgressModal .modal-dialog {
            width: 100% !important;
            max-width: none !important;
            min-height: calc(100vh - 24px);
            margin: 12px auto !important;
            display: flex !important;
            align-items: center !important;
            justify-content: center !important;
        }


        #uploadProgressModal .upload-progress-modal {
            width: 100% !important;
            max-width: 100% !important;
            margin: 0 !important;
            border-radius: 18px !important;
        }


        #uploadProgressModal .modal-body {
            padding: 30px 20px !important;
        }


    .upload-loading-icon,
    .upload-success-icon,
    .upload-error-icon {
        width: 65px;
        height: 65px;
        font-size: 1.9rem;
    }


    #uploadModalTitle {
        font-size: 1.15rem;
    }


    #uploadModalText {
        font-size: 13px;
    }


    #uploadModalFileText {
        font-size: 12px;
    }
}


/* =========================================================
   Very Small Mobile
========================================================= */

@media (max-width: 380px) {

    #uploadProgressModal {
        padding: 8px !important;
    }


        #uploadProgressModal .modal-dialog {
            min-height: calc(100vh - 16px);
            margin: 8px auto !important;
        }


        #uploadProgressModal .modal-body {
            padding: 24px 16px !important;
        }


    .upload-loading-icon,
    .upload-success-icon,
    .upload-error-icon {
        width: 58px;
        height: 58px;
        font-size: 1.7rem;
    }
}