@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --bg: #0b0f19;
    --card: rgba(30, 41, 59, 0.6);
    --primary: #3b82f6;
    --primary-hover: #2563eb;
    --danger: #ef4444;
    --success: #10b981;
    --warning: #f59e0b;
    --text: #f1f5f9;
    --text-muted: #94a3b8;
    --border: rgba(148, 163, 184, 0.1);
    --log-bg: #0f172a;
    --log-green: #4ade80;
    --log-yellow: #facc15;
    --log-red: #f87171;
    --log-blue: #60a5fa;
    --log-gray: #94a3b8;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    overflow-x: hidden;
}

.bg-glow {
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.15), transparent 50%);
    pointer-events: none;
    z-index: -1;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 20px;
}

header {
    text-align: center;
    margin-bottom: 40px;
}

header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #60a5fa, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 10px;
}

header p { color: var(--text-muted); font-size: 1.1rem; }

.ssh-status {
    margin-top: 12px;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    display: inline-block;
    font-weight: 500;
}

.ssh-status.ok {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
}

.ssh-status.bad {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
}

.card {
    border-radius: 20px;
    padding: 30px;
    margin-bottom: 24px;
    border: 1px solid var(--border);
    backdrop-filter: blur(20px);
    background: var(--card);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 48px rgba(59, 130, 246, 0.15);
}

h2 {
    font-size: 1.3rem;
    margin-bottom: 20px;
    color: var(--text);
}

.form-group {
    margin-bottom: 18px;
}

label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 500;
}

input[type="text"],
input[type="number"] {
    width: 100%;
    padding: 12px 16px;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--border);
    border-radius: 12px;
    color: var(--text);
    font-size: 1rem;
    transition: all 0.3s;
}

input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.form-row {
    display: grid;
    grid-template-columns: 1.5fr 1fr 120px;
    gap: 16px;
    align-items: end;
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-bottom: 8px;
}

.switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 26px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: #475569;
    transition: .4s;
    border-radius: 34px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: var(--primary);
}

input:checked + .slider:before {
    transform: translateX(24px);
}

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

.btn-primary {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, var(--primary), #8b5cf6);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(59, 130, 246, 0.4);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-primary:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.proxy-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.proxy-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    background: rgba(15, 23, 42, 0.5);
    border: 1px solid var(--border);
    border-radius: 14px;
    transition: all 0.3s;
    animation: slideIn 0.4s ease;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

.proxy-item:hover {
    border-color: rgba(59, 130, 246, 0.3);
    background: rgba(15, 23, 42, 0.7);
}

.proxy-info h3 {
    font-size: 1rem;
    margin-bottom: 4px;
}

.proxy-meta {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-right: 8px;
}

.badge-ssl {
    background: rgba(16, 185, 129, 0.2);
    color: var(--success);
}

.badge-no-ssl {
    background: rgba(148, 163, 184, 0.2);
    color: var(--text-muted);
}

.btn-delete {
    padding: 8px 16px;
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: all 0.3s;
}

.btn-delete:hover {
    background: var(--danger);
    color: white;
}

/* ===== LOG PANEL ===== */
.log-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.log-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--log-gray);
    transition: background 0.3s;
}

.status-dot.connected {
    background: var(--log-green);
    box-shadow: 0 0 8px var(--log-green);
}

.status-dot.disconnected {
    background: var(--log-red);
}

.log-panel {
    background: var(--log-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 16px;
    height: 320px;
    overflow-y: auto;
    font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
    font-size: 0.82rem;
    line-height: 1.6;
    scroll-behavior: smooth;
}

.log-panel::-webkit-scrollbar {
    width: 6px;
}

.log-panel::-webkit-scrollbar-track {
    background: transparent;
}

.log-panel::-webkit-scrollbar-thumb {
    background: rgba(148, 163, 184, 0.3);
    border-radius: 3px;
}

.log-line {
    padding: 2px 0;
    animation: fadeIn 0.2s ease;
    word-break: break-all;
}

.log-time {
    color: var(--log-gray);
    margin-right: 6px;
}

.log-level-HTTP { color: var(--log-blue); }
.log-level-SSH { color: var(--log-yellow); }
.log-level-NGINX { color: var(--log-green); }
.log-level-API { color: #c084fc; }
.log-level-CONFIG { color: var(--log-gray); }
.log-level-SERVER { color: var(--log-green); }
.log-level-ERROR { color: var(--log-red); font-weight: 600; }
.log-level-System { color: var(--log-gray); font-style: italic; }

.toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    padding: 16px 24px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    backdrop-filter: blur(20px);
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    z-index: 1000;
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

.toast.success { border-left: 4px solid var(--success); }
.toast.error { border-left: 4px solid var(--danger); }

.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.hidden { display: none; }

.fade-in { animation: fadeIn 0.8s ease; }
.fade-in-up { animation: fadeInUp 0.8s ease; }
.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.loading {
    text-align: center;
    color: var(--text-muted);
    padding: 20px;
}

.empty-state {
    text-align: center;
    padding: 40px;
    color: var(--text-muted);
}

@media (max-width: 700px) {
    .form-row { grid-template-columns: 1fr; }
    .checkbox-group { margin-top: 0; padding-bottom: 0; }
    header h1 { font-size: 1.8rem; }
    .log-panel { height: 240px; }
}