/* ============================================================
   JW App — Design System
   Dark SaaS Premium · v2.0
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Geist:wght@400;500;600;700;800&family=DM+Mono:ital,wght@0,300;0,400;0,500;1,400&display=swap');

/* ─── Tokens ──────────────────────────────────────────────── */
:root {
    --bg-void:          #060608;
    --bg-base:          #0b0c0f;
    --bg-surface:       #111318;
    --bg-elevated:      #181b22;
    --bg-overlay:       #1e2129;
    --bg-hover:         #252932;

    --border-dim:       rgba(255,255,255,0.05);
    --border-default:   rgba(255,255,255,0.08);
    --border-strong:    rgba(255,255,255,0.13);

    --text-primary:     #e8eaf0;
    --text-secondary:   #8b919e;
    --text-muted:       #4e5462;
    --text-inverse:     #060608;

    --accent:           #c8f135;
    --accent-dim:       rgba(200,241,53,0.08);
    --accent-glow:      rgba(200,241,53,0.2);
    --accent-blue:      #4f8ef7;
    --accent-blue-dim:  rgba(79,142,247,0.1);
    --accent-red:       #f7614f;
    --accent-red-dim:   rgba(247,97,79,0.1);
    --accent-amber:     #f0a429;
    --accent-amber-dim: rgba(240,164,41,0.1);

    --sidebar-w:        248px;
    --topbar-h:         56px;
    --radius-sm:        6px;
    --radius:           10px;
    --radius-lg:        14px;
    --radius-xl:        20px;

    --font-ui:          'Syne', sans-serif;
    --font-mono:        'DM Mono', monospace;

    --ease-out:         cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out:      cubic-bezier(0.4, 0, 0.2, 1);
    --t-fast:           110ms;
    --t-base:           200ms;
    --t-slow:           340ms;
}

/* ─── Reset ───────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
[x-cloak] { display: none !important; }

/* ─── Base ────────────────────────────────────────────────── */
html { scroll-behavior: smooth; }

body.app-body {
    font-family: var(--font-ui);
    background: var(--bg-base);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    min-height: 100vh;
}

/* Scrollbar */
::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* Noise overlay subtil */
body.app-body::after {
    content: '';
    position: fixed; inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    opacity: 0.018;
    pointer-events: none;
    z-index: 9999;
}

/* ─── Landing Page ────────────────────────────────────────── */
.landing-view {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 2rem;
    position: relative;
    overflow: hidden;
    background: var(--bg-void);
}

/* Grille de fond */
.landing-view::before {
    content: '';
    position: absolute; inset: 0;
    background-image:
        linear-gradient(var(--border-dim) 1px, transparent 1px),
        linear-gradient(90deg, var(--border-dim) 1px, transparent 1px);
    background-size: 52px 52px;
    mask-image: radial-gradient(ellipse 75% 75% at 50% 50%, black 20%, transparent 100%);
    pointer-events: none;
}

.landing-glow {
    position: absolute;
    width: 700px; height: 700px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(200,241,53,0.055) 0%, transparent 65%);
    pointer-events: none;
    animation: glow-breathe 7s ease-in-out infinite;
}

@keyframes glow-breathe {
    0%, 100% { transform: scale(1); opacity: 0.7; }
    50% { transform: scale(1.2); opacity: 1; }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 540px;
    animation: hero-in 0.9s var(--ease-out) both;
}

@keyframes hero-in {
    from { opacity: 0; transform: translateY(28px); }
    to   { opacity: 1; transform: translateY(0); }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    background: var(--accent-dim);
    border: 1px solid rgba(200,241,53,0.18);
    padding: 0.35rem 0.8rem;
    border-radius: 99px;
    margin-bottom: 2rem;
}

.hero-badge-dot {
    width: 5px; height: 5px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 6px var(--accent);
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.hero-title {
    font-size: clamp(3rem, 7.5vw, 5rem);
    font-weight: 800;
    letter-spacing: -0.045em;
    line-height: 0.95;
    margin-bottom: 1.375rem;
    color: var(--text-primary);
}

.hero-title .hl { color: var(--accent); }

.hero-sub {
    font-size: 1.0625rem;
    color: var(--text-secondary);
    line-height: 1.75;
    margin-bottom: 2.5rem;
    font-weight: 400;
    letter-spacing: -0.01em;
}

.hero-cta-group {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ─── Buttons ─────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-family: var(--font-ui);
    font-weight: 600;
    font-size: 0.875rem;
    letter-spacing: -0.01em;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    text-decoration: none;
    white-space: nowrap;
    transition:
        transform var(--t-fast) var(--ease-out),
        box-shadow var(--t-base) var(--ease-out),
        background var(--t-fast),
        opacity var(--t-fast);
}

.btn:active { transform: scale(0.97) !important; }

.btn-primary {
    background: var(--accent);
    color: var(--text-inverse);
    padding: 0.75rem 1.625rem;
}
.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 0 28px var(--accent-glow), 0 4px 16px rgba(0,0,0,0.4);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    padding: 0.75rem 1.25rem;
    border: 1px solid var(--border-default);
}
.btn-ghost:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--border-strong);
}

/* ─── Modal ───────────────────────────────────────────────── */
.modal-backdrop {
    position: fixed; inset: 0;
    background: rgba(6,6,8,0.82);
    backdrop-filter: blur(10px) saturate(0.4);
    display: grid;
    place-items: center;
    z-index: 200;
    padding: 1rem;
}

.modal-card {
    background: var(--bg-elevated);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-xl);
    padding: 2rem 1.875rem 2rem;
    width: 100%;
    max-width: 370px;
    box-shadow:
        0 0 0 1px var(--border-dim),
        0 40px 80px rgba(0,0,0,0.7),
        0 0 60px rgba(200,241,53,0.03);
    animation: modal-in 0.22s var(--ease-out) both;
}

@keyframes modal-in {
    from { opacity: 0; transform: scale(0.93) translateY(12px); }
    to   { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-icon {
    width: 38px; height: 38px;
    background: var(--accent-dim);
    border: 1px solid rgba(200,241,53,0.18);
    border-radius: var(--radius-sm);
    display: grid;
    place-items: center;
    margin-bottom: 1.25rem;
    color: var(--accent);
    font-size: 1rem;
}

.modal-title {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    color: var(--text-primary);
    margin-bottom: 0.3rem;
}

.modal-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 1.75rem;
    line-height: 1.6;
}

.login-form { display: flex; flex-direction: column; gap: 0.875rem; }

.field-group { display: flex; flex-direction: column; gap: 0.35rem; }

.field-label {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--text-secondary);
}

.field-input {
    width: 100%;
    padding: 0.7rem 0.875rem;
    background: var(--bg-surface);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-ui);
    font-size: 0.9375rem;
    outline: none;
    transition: border-color var(--t-fast), box-shadow var(--t-fast);
}

.field-input::placeholder { color: var(--text-muted); }

.field-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(200,241,53,0.1);
}

.error-msg {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.8125rem;
    color: var(--accent-red);
    background: var(--accent-red-dim);
    border: 1px solid rgba(247,97,79,0.15);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
}

.btn-submit {
    margin-top: 0.375rem;
    width: 100%;
    padding: 0.8125rem;
    background: var(--accent);
    color: var(--text-inverse);
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font-ui);
    font-size: 0.9375rem;
    font-weight: 700;
    letter-spacing: -0.015em;
    cursor: pointer;
    transition:
        transform var(--t-fast) var(--ease-out),
        box-shadow var(--t-base) var(--ease-out);
}
.btn-submit:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 28px var(--accent-glow);
}
.btn-submit:active { transform: scale(0.98); }

/* ─── Dashboard Layout ────────────────────────────────────── */
.jw-dashboard { display: flex; min-height: 100vh; }

/* ─── Sidebar ─────────────────────────────────────────────── */
.sidebar {
    width: var(--sidebar-w);
    background: var(--bg-surface);
    border-right: 1px solid var(--border-dim);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 50;
    overflow: hidden;
}

/* Accent line top */
.sidebar::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 10%, var(--accent) 50%, transparent 90%);
    opacity: 0.5;
}

.sidebar-header {
    padding: 1.125rem 1.125rem 1.125rem;
    border-bottom: 1px solid var(--border-dim);
}

.brand-link {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    text-decoration: none;
}

.brand-mark {
    width: 30px; height: 30px;
    background: var(--accent);
    border-radius: var(--radius-sm);
    display: grid;
    place-items: center;
    flex-shrink: 0;
    box-shadow: 0 0 12px rgba(200,241,53,0.35);
    font-size: 0.9rem;
    color: var(--text-inverse);
    font-weight: 800;
    font-family: var(--font-ui);
}

.brand-name {
    font-size: 0.9375rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    color: var(--text-primary);
}

.brand-tag {
    font-family: var(--font-mono);
    font-size: 0.625rem;
    color: var(--text-muted);
    display: block;
    margin-top: -1px;
}

.nav-section {
    flex: 1;
    padding: 0.875rem 0.625rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.nav-group-label {
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    color: var(--text-muted);
    padding: 0.875rem 0.5rem 0.35rem;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.5625rem 0.75rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: -0.01em;
    cursor: pointer;
    border: none;
    background: transparent;
    width: 100%;
    text-align: left;
    font-family: var(--font-ui);
    position: relative;
    transition: background var(--t-fast), color var(--t-fast);
}

.nav-item:hover { background: var(--bg-hover); color: var(--text-primary); }

.nav-item.is-active {
    background: var(--accent-dim);
    color: var(--accent);
}

.nav-item.is-active::before {
    content: '';
    position: absolute;
    left: 0; top: 25%; bottom: 25%;
    width: 2px;
    background: var(--accent);
    border-radius: 0 2px 2px 0;
}

.nav-icon {
    width: 15px;
    font-size: 0.8125rem;
    text-align: center;
    opacity: 0.65;
    flex-shrink: 0;
    transition: opacity var(--t-fast);
}

.nav-item.is-active .nav-icon,
.nav-item:hover .nav-icon { opacity: 1; }

/* Sidebar footer */
.sidebar-footer {
    padding: 0.875rem 1.125rem;
    border-top: 1px solid var(--border-dim);
    display: flex;
    align-items: center;
    gap: 0.625rem;
}

.user-avatar {
    width: 28px; height: 28px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent));
    display: grid;
    place-items: center;
    font-size: 0.6875rem;
    font-weight: 700;
    color: var(--text-inverse);
    flex-shrink: 0;
    letter-spacing: 0;
}

.user-meta { flex: 1; min-width: 0; }

.user-name {
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.3;
}

.user-role {
    font-size: 0.625rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
    line-height: 1;
}

.btn-logout-icon {
    width: 26px; height: 26px;
    display: grid;
    place-items: center;
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    background: transparent;
    border: none;
    cursor: pointer;
    text-decoration: none;
    font-size: 0.75rem;
    flex-shrink: 0;
    transition: background var(--t-fast), color var(--t-fast);
}

.btn-logout-icon:hover {
    background: var(--accent-red-dim);
    color: var(--accent-red);
}

/* ─── Main Area ───────────────────────────────────────────── */
.main-area {
    flex: 1;
    margin-left: var(--sidebar-w);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ─── Topbar ──────────────────────────────────────────────── */
.topbar {
    height: var(--topbar-h);
    background: rgba(11,12,15,0.75);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-dim);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.625rem;
    position: sticky;
    top: 0;
    z-index: 10;
}

.topbar-title {
    font-size: 0.9375rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.topbar-right { display: flex; align-items: center; gap: 0.625rem; }

.status-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    padding: 0.3rem 0.75rem;
    border-radius: 99px;
    transition: all var(--t-base);
}

.status-pill.connected {
    background: rgba(138,242,46,0.07);
    color: #8af22e;
    border: 1px solid rgba(138,242,46,0.14);
}
.status-pill.loading {
    background: var(--accent-amber-dim);
    color: var(--accent-amber);
    border: 1px solid rgba(240,164,41,0.14);
}
.status-pill.error {
    background: var(--accent-red-dim);
    color: var(--accent-red);
    border: 1px solid rgba(247,97,79,0.14);
}

.status-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: currentColor;
    box-shadow: 0 0 5px currentColor;
}

.status-pill.connected .status-dot { animation: pulse-status 2.5s ease-in-out infinite; }

@keyframes pulse-status {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.35; }
}

/* ─── Content ─────────────────────────────────────────────── */
.content-viewport { padding: 1.75rem; flex: 1; }

.view-header { margin-bottom: 1.5rem; }

.view-title {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--text-primary);
}

.view-subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

/* ─── Stat Cards ──────────────────────────────────────────── */
.grid-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.stat-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-dim);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    position: relative;
    overflow: hidden;
    transition:
        border-color var(--t-base),
        box-shadow var(--t-base),
        transform var(--t-base) var(--ease-out);
}

.stat-card::before {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(135deg, transparent 55%, rgba(255,255,255,0.012));
    pointer-events: none;
}

.stat-card:hover {
    border-color: var(--border-strong);
    box-shadow: 0 8px 32px rgba(0,0,0,0.3);
    transform: translateY(-2px);
}

.stat-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.875rem;
}

.stat-card-label {
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.stat-icon {
    width: 26px; height: 26px;
    border-radius: var(--radius-sm);
    display: grid;
    place-items: center;
    font-size: 0.75rem;
}

.stat-icon.green { background: rgba(138,242,46,0.1); color: #8af22e; }
.stat-icon.red   { background: var(--accent-red-dim); color: var(--accent-red); }
.stat-icon.blue  { background: var(--accent-blue-dim); color: var(--accent-blue); }
.stat-icon.amber { background: var(--accent-amber-dim); color: var(--accent-amber); }

.stat-value {
    font-size: 2.125rem;
    font-weight: 800;
    letter-spacing: -0.045em;
    line-height: 1;
    font-family: var(--font-ui);
}

.stat-value.good  { color: #8af22e; }
.stat-value.warn  { color: var(--accent-amber); }
.stat-value.bad   { color: var(--accent-red); }
.stat-value.plain { color: var(--text-primary); }

.stat-trend {
    margin-top: 0.375rem;
    font-size: 0.6875rem;
    font-family: var(--font-mono);
    color: var(--text-muted);
}

/* ─── Panel Placeholder ───────────────────────────────────── */
.panel-placeholder {
    background: var(--bg-surface);
    border: 1px solid var(--border-dim);
    border-radius: var(--radius-lg);
    min-height: 260px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.625rem;
}

.placeholder-icon {
    width: 44px; height: 44px;
    border-radius: var(--radius);
    background: var(--bg-elevated);
    border: 1px solid var(--border-default);
    display: grid;
    place-items: center;
    font-size: 1.125rem;
    color: var(--text-muted);
}

.placeholder-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-muted);
}

.placeholder-sub {
    font-size: 0.75rem;
    color: var(--text-muted);
    opacity: 0.5;
}

/* ─── Mobile Toggle ───────────────────────────────────────── */
.mobile-toggle {
    display: none;
    position: fixed;
    top: 0.8rem; left: 0.8rem;
    z-index: 60;
    width: 32px; height: 32px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.8125rem;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    transition: background var(--t-fast), color var(--t-fast);
}

.mobile-toggle:hover { background: var(--bg-hover); color: var(--text-primary); }

.mobile-overlay {
    position: fixed; inset: 0;
    background: rgba(6,6,8,0.72);
    backdrop-filter: blur(4px);
    z-index: 45;
}

/* ─── Responsive ──────────────────────────────────────────── */
@media (max-width: 900px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform var(--t-slow) var(--ease-out);
        box-shadow: 24px 0 60px rgba(0,0,0,0.5);
    }
    .sidebar.is-open { transform: translateX(0); }
    .main-area { margin-left: 0; }
    .topbar { padding: 0 1rem 0 3rem; }
    .mobile-toggle { display: flex; }
    .content-viewport { padding: 1.25rem; }
    .grid-stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
    .grid-stats { grid-template-columns: 1fr 1fr; gap: 0.625rem; }
    .stat-value { font-size: 1.75rem; }
}