:root {
    --bg: #f3f6f8;
    --surface: #ffffff;
    --ink: #13212b;
    --muted: #5b6b76;
    --line: #d7e1e8;
    --brand: #0f766e;
    --brand-dark: #0b5f59;
    --brand-soft: #e6f5f3;
    --warn: #b45309;
    --danger: #b91c1c;
    --ok: #047857;
    --shadow: 0 10px 30px rgba(19, 33, 43, 0.06);
    --radius: 16px;
    --font: "Avenir Next", "Segoe UI", "Helvetica Neue", sans-serif;
    --mono: "SF Mono", "Menlo", "Consolas", monospace;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: var(--font);
    color: var(--ink);
    background:
        radial-gradient(circle at top right, rgba(15, 118, 110, 0.12), transparent 35%),
        linear-gradient(180deg, #eef4f6 0%, var(--bg) 40%, #e9f0f3 100%);
    min-height: 100vh;
}

a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
    width: min(1100px, calc(100% - 2rem));
    margin: 0 auto;
}

.auth-wrap {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 2rem 1rem;
}

.card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.auth-card {
    width: min(420px, 100%);
    padding: 2rem;
}

.brand {
    font-weight: 800;
    letter-spacing: -0.03em;
    font-size: 1.4rem;
    color: var(--brand-dark);
}

.muted { color: var(--muted); }
.small { font-size: 0.9rem; }

h1, h2, h3 {
    margin: 0 0 0.5rem;
    letter-spacing: -0.02em;
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem 0;
}

.nav {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    flex-wrap: wrap;
}

.nav a {
    color: var(--ink);
    font-weight: 600;
    text-decoration: none;
    padding: 0.45rem 0.75rem;
    border-radius: 999px;
}

.nav a:hover,
.nav a.active {
    background: var(--brand-soft);
    color: var(--brand-dark);
    text-decoration: none;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    border: 0;
    border-radius: 12px;
    padding: 0.75rem 1.1rem;
    font-weight: 700;
    cursor: pointer;
    font: inherit;
    text-decoration: none;
}

.btn:hover { text-decoration: none; }
.btn-primary { background: var(--brand); color: white; }
.btn-primary:hover { background: var(--brand-dark); }
.btn-secondary { background: #e8eef2; color: var(--ink); }
.btn-danger { background: #fee2e2; color: var(--danger); }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.6; cursor: not-allowed; }

.grid {
    display: grid;
    gap: 1rem;
}

.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

@media (max-width: 900px) {
    .grid-4, .grid-2 { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
    .grid-4, .grid-2 { grid-template-columns: 1fr; }
    .topbar { flex-direction: column; align-items: flex-start; }
}

.stat, .panel {
    padding: 1.25rem;
}

.stat strong {
    display: block;
    font-size: 1.8rem;
    margin-top: 0.35rem;
}

label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.35rem;
}

input, select, textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 0.75rem 0.9rem;
    font: inherit;
    background: #fff;
    color: var(--ink);
}

.field { margin-bottom: 1rem; }

.table-wrap { overflow-x: auto; }

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    text-align: left;
    padding: 0.85rem 0.75rem;
    border-bottom: 1px solid var(--line);
    vertical-align: top;
}

th {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--muted);
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.2rem 0.55rem;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
}

.badge-pending { background: #ffedd5; color: var(--warn); }
.badge-active { background: #d1fae5; color: var(--ok); }
.badge-expired { background: #e5e7eb; color: #374151; }
.badge-failed { background: #fee2e2; color: var(--danger); }

.alert {
    padding: 0.9rem 1rem;
    border-radius: 12px;
    margin-bottom: 1rem;
    border: 1px solid transparent;
}

.alert-success { background: #ecfdf5; color: var(--ok); border-color: #a7f3d0; }
.alert-error { background: #fef2f2; color: var(--danger); border-color: #fecaca; }
.alert-warn { background: #fffbeb; color: var(--warn); border-color: #fde68a; }

.mono {
    font-family: var(--mono);
    font-size: 0.9rem;
    word-break: break-all;
}

.copy-row {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.copy-row input { flex: 1; }

.page-head {
    display: flex;
    justify-content: space-between;
    align-items: end;
    gap: 1rem;
    margin: 0.5rem 0 1.25rem;
    flex-wrap: wrap;
}

.public-body {
    background:
        radial-gradient(circle at 12% 10%, rgba(14, 165, 233, 0.22), transparent 28%),
        radial-gradient(circle at 88% 0%, rgba(244, 114, 182, 0.18), transparent 30%),
        radial-gradient(circle at 70% 85%, rgba(45, 212, 191, 0.2), transparent 32%),
        linear-gradient(160deg, #ecfeff 0%, #f0f9ff 45%, #fff7ed 100%);
}

.public-shell {
    width: min(560px, calc(100% - 1.25rem));
    margin: 1rem auto 1.5rem;
}

.public-page {
    display: grid;
    gap: 0.75rem;
}

.public-card {
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid rgba(14, 116, 144, 0.12);
    border-radius: 14px;
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
    backdrop-filter: blur(8px);
}

.number-card {
    padding: 0.9rem 1rem 1rem;
    background:
        linear-gradient(135deg, rgba(45, 212, 191, 0.16), rgba(56, 189, 248, 0.1) 55%, rgba(251, 191, 36, 0.12));
    border-top: 3px solid #14b8a6;
}

.inbox-card {
    padding: 0.85rem 0.9rem 0.95rem;
}

.public-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.35rem;
}

.brand-mark {
    font-size: 0.92rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: #0f766e;
}

.label-line {
    margin: 0 0 0.25rem;
    font-size: 0.78rem;
    color: #64748b;
}

.public-kicker {
    margin: 0.15rem 0 0.2rem;
    font-size: 0.75rem;
    font-weight: 700;
    color: #0e7490;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.public-title {
    margin: 0.2rem 0 0.25rem;
    font-size: 1.2rem;
}

.public-sub,
.public-hint {
    margin: 0;
    font-size: 0.78rem;
    color: #64748b;
    line-height: 1.35;
}

.phone-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    margin: 0.35rem 0 0.5rem;
    flex-wrap: wrap;
}

.phone-number {
    font-size: clamp(1.25rem, 4.2vw, 1.7rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin: 0;
    color: #0f172a;
}

.meta-row {
    display: flex;
    justify-content: center;
    gap: 0.35rem;
    flex-wrap: wrap;
    margin: 0.35rem 0 0.45rem;
}

.chip,
.pill {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    font-weight: 700;
    line-height: 1;
}

.chip {
    font-size: 0.68rem;
    padding: 0.28rem 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.chip-live { background: #d1fae5; color: #047857; }
.chip-wait { background: #e0f2fe; color: #0369a1; }
.chip-dead { background: #fee2e2; color: #b91c1c; }

.pill {
    font-size: 0.7rem;
    padding: 0.32rem 0.55rem;
}

.pill-teal { background: #ccfbf1; color: #0f766e; }
.pill-amber { background: #fef3c7; color: #b45309; }
.pill-blue { background: #dbeafe; color: #1d4ed8; }

.btn-accent {
    background: linear-gradient(135deg, #0d9488, #0284c7);
    color: #fff;
    border-radius: 10px;
    padding: 0.65rem 0.9rem;
    font-size: 0.92rem;
}

.btn-accent:hover { filter: brightness(1.05); }

.btn-copy,
.btn-soft {
    border: 0;
    border-radius: 9px;
    font: inherit;
    font-weight: 700;
    cursor: pointer;
}

.btn-copy {
    background: #0f766e;
    color: #fff;
    padding: 0.4rem 0.65rem;
    font-size: 0.75rem;
}

.btn-soft {
    background: #e0f2fe;
    color: #075985;
    padding: 0.4rem 0.7rem;
    font-size: 0.75rem;
}

.inbox-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 0.65rem;
}

.inbox-title {
    margin: 0;
    font-size: 0.98rem;
    color: #0f172a;
}

.sms-list {
    display: grid;
    gap: 0.5rem;
}

.sms-item {
    padding: 0.7rem 0.75rem;
    border: 1px solid #bae6fd;
    border-radius: 10px;
    background: linear-gradient(180deg, #f0f9ff, #ffffff);
}

.sms-meta {
    display: flex;
    justify-content: space-between;
    gap: 0.5rem;
    color: #64748b;
    font-size: 0.7rem;
    margin-bottom: 0.3rem;
    flex-wrap: wrap;
}

.sms-body {
    font-size: 0.88rem;
    line-height: 1.35;
    white-space: pre-wrap;
    word-break: break-word;
    color: #0f172a;
}

.empty {
    text-align: center;
    color: #64748b;
    padding: 1.1rem 0.6rem;
    font-size: 0.8rem;
    background: #f8fafc;
    border: 1px dashed #cbd5e1;
    border-radius: 10px;
}

.footer-note {
    text-align: center;
    color: #64748b;
    font-size: 0.72rem;
    margin: 0.85rem 0 1rem;
}

.public-body .alert {
    padding: 0.65rem 0.75rem;
    border-radius: 10px;
    font-size: 0.8rem;
    margin-bottom: 0.75rem;
}

.actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mb-2 { margin-bottom: 1rem; }

.pagination { display: flex; gap: 0.4rem; list-style: none; padding: 0; margin: 0; flex-wrap: wrap; }
.pagination .page-item .page-link,
.pagination > li > a,
.pagination > li > span {
    display: inline-flex;
    padding: 0.45rem 0.75rem;
    border: 1px solid var(--line);
    border-radius: 10px;
    color: var(--ink);
    background: #fff;
    text-decoration: none;
}
.pagination .active .page-link,
.pagination > .active > span {
    background: var(--brand);
    border-color: var(--brand);
    color: #fff;
}