:root {
    --sms-green: #20603d;
    --sms-dark: #123827;
    --sms-mint: #e6f5eb;
    --sms-ink: #16221b;
    --sms-muted: #5d6b62;
    --sms-line: #d8e5dc;
    --sms-paper: #f6faf7;
    --sms-white: #ffffff;
    --sms-danger: #b42318;
}

body {
    background: var(--sms-paper);
}

.sms-app-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, .96);
    border-bottom: 1px solid var(--sms-line);
    box-shadow: 0 10px 30px rgba(18, 56, 39, .08);
    backdrop-filter: blur(12px);
}

.sms-app-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    width: min(1240px, calc(100% - 28px));
    min-height: 72px;
    margin: 0 auto;
}

.sms-app-brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: var(--sms-dark) !important;
    font-size: 20px;
    font-weight: 800;
    text-decoration: none !important;
    white-space: nowrap;
}

.sms-app-brand img {
    width: 44px;
    height: 44px;
}

.sms-app-menu {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    flex: 1;
}

.sms-app-links {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    flex: 1;
}

.sms-app-links a,
.sms-app-cta,
.sms-user-toggle,
.sms-user-dropdown a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 40px;
    padding: 0 12px;
    border: 0;
    border-radius: 6px;
    color: var(--sms-dark) !important;
    background: transparent;
    font: inherit;
    font-size: 14px;
    font-weight: 800;
    text-decoration: none !important;
    cursor: pointer;
}

.sms-app-links a:hover,
.sms-app-links a.active,
.sms-user-toggle:hover,
.sms-user-dropdown a:hover {
    color: var(--sms-green) !important;
    background: var(--sms-mint);
}

.sms-app-cta {
    color: var(--sms-white) !important;
    background: var(--sms-green);
}

.sms-app-header .fa {
    color: var(--sms-green) !important;
}

.sms-app-cta .fa {
    color: var(--sms-white) !important;
}

.sms-user-menu {
    position: relative;
}

.sms-user-toggle {
    background: #fbfdfb;
    border: 1px solid var(--sms-line);
}

.sms-avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    color: var(--sms-white);
    background: var(--sms-green);
    border-radius: 50%;
    font-size: 13px;
    font-weight: 900;
}

.sms-user-dropdown {
    display: none;
    position: absolute;
    right: 0;
    top: calc(100% + 8px);
    min-width: 220px;
    padding: 8px;
    background: var(--sms-white);
    border: 1px solid var(--sms-line);
    border-radius: 8px;
    box-shadow: 0 20px 50px rgba(18, 56, 39, .16);
}

.sms-user-dropdown.open {
    display: grid;
    gap: 2px;
}

.sms-menu-toggle {
    display: none;
    width: 42px;
    height: 42px;
    border: 1px solid var(--sms-line);
    border-radius: 6px;
    background: var(--sms-white);
    padding: 9px;
}

.sms-menu-toggle span {
    display: block;
    height: 2px;
    margin: 5px 0;
    background: var(--sms-green);
}

.sms-shell,
.contacts-shell {
    width: min(1240px, calc(100% - 28px));
    margin: 0 auto 90px;
    color: var(--sms-ink);
}

.sms-hero,
.page-hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 22px;
    margin: 20px 0;
    padding: 24px;
    color: var(--sms-white);
    background: linear-gradient(120deg, var(--sms-dark), var(--sms-green));
    border-radius: 8px;
}

.sms-hero h1,
.page-hero h1 {
    margin: 0;
    font-size: 32px;
    line-height: 1.12;
    letter-spacing: 0;
}

.sms-hero p,
.page-hero p {
    margin: 8px 0 0;
    color: #e9f6ed;
}

.sms-actions,
.hero-actions,
.row-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.sms-btn,
.btn-modern {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 0 14px;
    border: 0;
    border-radius: 6px;
    font-weight: 700;
    text-decoration: none !important;
    cursor: pointer;
    white-space: nowrap;
}

.sms-shell .fa,
.contacts-shell .fa,
.modal-card .fa {
    color: var(--sms-green) !important;
}

.sms-hero .fa,
.page-hero .fa,
.sms-btn-primary .fa,
.btn-primary-modern .fa,
.sms-btn-danger .fa,
.btn-danger-modern .fa,
.modal-overlay .btn-primary-modern .fa,
.modal-overlay .btn-danger-modern .fa {
    color: var(--sms-white) !important;
}

.sms-btn-light .fa,
.btn-light-modern .fa,
.btn-muted-modern .fa,
.card-head .fa,
.sms-card-head .fa,
.modern-table .fa,
.actions-menu .fa {
    color: var(--sms-green) !important;
}

.actions-menu .danger-action .fa,
.btn-danger-modern .fa,
.sms-btn-danger .fa {
    color: var(--sms-white) !important;
}

.actions-menu .danger-action {
    color: var(--sms-danger) !important;
}

.actions-menu .danger-action .fa {
    color: var(--sms-green) !important;
}

.sms-btn-primary,
.btn-primary-modern {
    color: var(--sms-white) !important;
    background: var(--sms-green);
}

.sms-btn-light,
.btn-light-modern {
    color: var(--sms-dark) !important;
    background: var(--sms-white);
}

.sms-btn-danger,
.btn-danger-modern {
    color: var(--sms-white) !important;
    background: var(--sms-danger);
}

.btn-muted-modern {
    color: var(--sms-dark) !important;
    background: #eef8f2;
}

.sms-grid {
    display: grid;
    grid-template-columns: 330px minmax(0, 1fr);
    gap: 18px;
    align-items: start;
}

.grid {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(280px, .9fr);
    gap: 18px;
    align-items: start;
}

.groups-layout {
    display: grid;
    grid-template-columns: 320px minmax(0, 1fr);
    gap: 18px;
    align-items: start;
}

.sms-card,
.card,
.stat {
    background: var(--sms-white);
    border: 1px solid var(--sms-line);
    border-radius: 8px;
    box-shadow: 0 12px 34px rgba(18, 56, 39, .07);
    overflow: hidden;
}

.sms-card-head,
.card-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    padding: 16px 18px;
    border-bottom: 1px solid var(--sms-line);
    background: #fbfdfb;
}

.sms-card-head h2,
.sms-card-head h3,
.card-head h2 {
    margin: 0;
    color: var(--sms-dark);
    font-size: 20px;
    line-height: 1.2;
    letter-spacing: 0;
}

.sms-card-body,
.card-body {
    padding: 18px;
}

.credit-value {
    display: block;
    margin: 10px 0;
    padding: 16px;
    color: var(--sms-dark);
    background: var(--sms-mint);
    border: 1px solid var(--sms-line);
    border-radius: 8px;
    font-size: 28px;
    font-weight: 800;
    text-align: center;
}

.highlight {
    animation: pulse-credit 1.3s ease;
}

@keyframes pulse-credit {
    0%, 100% { background: var(--sms-mint); }
    45% { background: #d7ffc2; }
}

.muted,
.help {
    color: var(--sms-muted);
}

.search-bar {
    margin: 18px 0;
}

.search-bar form {
    display: flex;
    max-width: 560px;
    margin-left: auto;
}

.search-bar input {
    flex: 1;
    min-height: 42px;
    padding: 0 13px;
    border: 1px solid var(--sms-line);
    border-radius: 6px 0 0 6px;
}

.search-bar button {
    border-radius: 0 6px 6px 0;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 15px;
}

.field {
    margin-bottom: 14px;
}

.field-full {
    grid-column: 1 / -1;
}

.field label,
.contacts-shell label,
.sms-shell label {
    display: block;
    margin-bottom: 7px;
    color: var(--sms-dark);
    font-size: 14px;
    font-weight: 800;
}

.field input,
.field select,
.field textarea,
.sms-shell input,
.sms-shell select,
.sms-shell textarea,
.contacts-shell input,
.contacts-shell select,
.contacts-shell textarea {
    width: 100%;
    min-height: 44px;
    padding: 0 12px;
    border: 1px solid var(--sms-line);
    border-radius: 6px;
    background: var(--sms-white);
    font: inherit;
    box-shadow: none;
}

.field textarea,
.sms-shell textarea,
.contacts-shell textarea {
    min-height: 126px;
    padding: 12px;
    resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
    outline: 3px solid rgba(32, 96, 61, .18);
    border-color: var(--sms-green);
}

.wait-box,
.import-box {
    padding: 12px 14px;
    color: var(--sms-dark);
    background: var(--sms-mint);
    border: 1px solid var(--sms-line);
    border-radius: 6px;
}

.country-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.country-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 110px;
    min-height: 90px;
    padding: 10px 8px;
    background: #e6f5eb;
    border: 1px solid var(--sms-line);
    border-radius: 10px;
    font-size: 12px;
    font-weight: 600;
    text-align: center;
    gap: 6px;
    cursor: default;
}

.country-flag {
    font-size: 30px;
    line-height: 1;
}

.country-name {
    line-height: 1.3;
    word-break: break-word;
}

.terms-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}

.terms-list article {
    padding: 16px;
    background: #fbfdfb;
    border: 1px solid var(--sms-line);
    border-radius: 8px;
}

.terms-list h3 {
    margin: 0 0 8px;
    color: var(--sms-dark);
    font-size: 17px;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    margin-bottom: 18px;
}

.stat {
    padding: 16px;
}

.stat span {
    display: block;
    color: var(--sms-muted);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .05em;
}

.stat strong {
    display: block;
    margin-top: 5px;
    color: var(--sms-dark);
    font-size: 24px;
}

.table-wrap {
    overflow: auto;
}

table.modern-table {
    width: 100%;
    min-width: 1120px;
    border-collapse: separate;
    border-spacing: 0;
}

.modern-table th {
    position: sticky;
    top: 0;
    z-index: 1;
    padding: 12px;
    color: var(--sms-dark);
    background: #eef8f2;
    border-bottom: 1px solid var(--sms-line);
    font-size: 13px;
    text-align: left;
    white-space: nowrap;
}

.modern-table td {
    padding: 12px;
    border-bottom: 1px solid var(--sms-line);
    vertical-align: top;
}

.modern-table tbody tr:hover {
    background: #fbfdfb;
}

.modern-table a {
    color: var(--sms-green);
    font-weight: 700;
}

.pagination-wrap {
    padding: 16px 18px;
}

.inline-form {
    display: inline;
    margin: 0;
}

.actions-dropdown {
    position: relative;
    display: inline-block;
}

.actions-toggle {
    gap: 7px;
    min-width: 118px;
}

.actions-menu {
    display: none;
    position: absolute;
    left: 0;
    top: calc(100% + 6px);
    z-index: 20;
    min-width: 190px;
    padding: 6px;
    background: var(--sms-white);
    border: 1px solid var(--sms-line);
    border-radius: 8px;
    box-shadow: 0 18px 45px rgba(18, 56, 39, .16);
}

.actions-menu.open {
    display: grid;
    gap: 2px;
}

.actions-menu a,
.actions-menu button {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    min-height: 36px;
    padding: 0 10px;
    border: 0;
    border-radius: 6px;
    color: var(--sms-dark);
    background: transparent;
    font: inherit;
    font-size: 14px;
    font-weight: 700;
    text-align: left;
    text-decoration: none !important;
    cursor: pointer;
}

.actions-menu a:hover,
.actions-menu button:hover {
    background: #eef8f2;
}

.actions-menu form {
    margin: 0;
}

.actions-menu .danger-action {
    color: var(--sms-danger);
}

.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9999;
    padding: 20px;
    background: rgba(10, 32, 22, .58);
}

.modal-overlay.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-card {
    width: min(540px, 100%);
    max-height: 90vh;
    overflow: auto;
    background: var(--sms-white);
    border: 1px solid var(--sms-line);
    border-radius: 8px;
    box-shadow: 0 24px 70px rgba(0, 0, 0, .24);
}

.modal-card-wide {
    width: min(780px, 100%);
}

.modal-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    padding: 16px 18px;
    border-bottom: 1px solid var(--sms-line);
    background: #fbfdfb;
}

.modal-head h3 {
    margin: 0;
    color: var(--sms-dark);
    font-size: 20px;
}

.modal-close {
    width: 34px;
    height: 34px;
    border: 0;
    border-radius: 50%;
    background: #eef8f2;
    color: var(--sms-dark);
    font-weight: 800;
    cursor: pointer;
}

.modal-body {
    padding: 18px;
}

.modal-actions {
    margin-top: 18px;
}

.group-select-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    margin: 18px 0 12px;
    padding: 12px;
    background: #fbfdfb;
    border: 1px solid var(--sms-line);
    border-radius: 8px;
}

.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    max-height: 420px;
    overflow: auto;
    padding-right: 4px;
}

.checkbox-row {
    display: flex !important;
    align-items: flex-start;
    gap: 9px;
    margin: 0 !important;
    padding: 10px;
    background: var(--sms-white);
    border: 1px solid var(--sms-line);
    border-radius: 8px;
    color: var(--sms-dark);
    font-weight: 700;
    cursor: pointer;
}

.checkbox-row input {
    width: auto !important;
    min-height: 0 !important;
    margin-top: 4px;
}

.checkbox-row small {
    display: block;
    color: var(--sms-muted);
    font-weight: 400;
}

.checkbox-row-strong {
    background: var(--sms-mint);
}

.empty {
    padding: 34px;
    color: var(--sms-muted);
    text-align: center;
}

@media (max-width: 900px) {
    .sms-app-nav {
        flex-wrap: wrap;
        padding: 12px 0;
    }

    .sms-menu-toggle {
        display: block;
    }

    .sms-app-menu {
        display: none;
        width: 100%;
        flex: 0 0 100%;
        align-items: stretch;
        flex-direction: column;
        gap: 10px;
        padding: 10px 0 4px;
    }

    .sms-app-menu.open {
        display: flex;
    }

    .sms-app-links {
        align-items: stretch;
        flex-direction: column;
    }

    .sms-app-links a,
    .sms-app-cta,
    .sms-user-toggle {
        justify-content: flex-start;
        width: 100%;
    }

    .sms-user-dropdown {
        position: static;
        margin-top: 8px;
        box-shadow: none;
    }

    .sms-grid,
    .grid,
    .groups-layout,
    .terms-list,
    .stats {
        grid-template-columns: 1fr;
    }

    .sms-hero,
    .page-hero,
    .card-head {
        align-items: flex-start;
        flex-direction: column;
    }

    .search-bar form {
        max-width: none;
    }
}

@media (max-width: 620px) {
    .form-grid {
        grid-template-columns: 1fr;
    }

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

    .group-select-toolbar {
        align-items: flex-start;
        flex-direction: column;
    }

    .contacts-shell {
        width: min(100% - 20px, 1240px);
    }

    .table-wrap {
        overflow: visible;
    }

    table.modern-table {
        min-width: 0;
        border-spacing: 0 12px;
    }

    .modern-table thead {
        display: none;
    }

    .modern-table tbody,
    .modern-table tr,
    .modern-table td {
        display: block;
        width: 100%;
    }

    .modern-table tr {
        padding: 12px;
        background: var(--sms-white);
        border: 1px solid var(--sms-line);
        border-radius: 8px;
        box-shadow: 0 10px 24px rgba(18, 56, 39, .06);
    }

    .modern-table td {
        display: grid;
        grid-template-columns: 120px minmax(0, 1fr);
        gap: 12px;
        padding: 9px 0;
        border-bottom: 1px solid #edf3ef;
        word-break: break-word;
    }

    .modern-table td:last-child {
        border-bottom: 0;
    }

    .modern-table td::before {
        content: attr(data-label);
        color: var(--sms-muted);
        font-size: 12px;
        font-weight: 800;
        text-transform: uppercase;
        letter-spacing: .04em;
    }

    .actions-dropdown,
    .actions-toggle {
        width: 100%;
    }

    .actions-menu {
        position: static;
        width: 100%;
        margin-top: 8px;
        box-shadow: none;
    }
}