:root {
    --landing-bg-1: #052e1b;
    --landing-bg-2: #064e3b;
    --landing-bg-3: #022c22;
    --landing-panel: rgba(16, 185, 129, 0.1);
    --landing-panel-strong: rgba(16, 185, 129, 0.16);
    --landing-line: rgba(255, 255, 255, 0.1);
    --landing-line-strong: rgba(34, 197, 94, 0.26);
    --landing-text: #ecfdf5;
    --landing-muted: #a7f3d0;
    --landing-brand: #22c55e;
    --landing-brand-2: #10b981;
    --landing-shadow: 0 20px 50px rgba(0, 0, 0, 0.28);
    --landing-radius: 24px;
    --landing-shell: 1180px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body.landing-body {
    margin: 0;
    color: var(--landing-text);
    font-family: "Source Sans 3", "Segoe UI", sans-serif;
    background:
        radial-gradient(circle at top left, rgba(34, 197, 94, 0.22), transparent 28%),
        radial-gradient(circle at top right, rgba(16, 185, 129, 0.18), transparent 24%),
        linear-gradient(180deg, var(--landing-bg-1) 0%, var(--landing-bg-2) 48%, var(--landing-bg-3) 100%);
    min-height: 100vh;
    overflow-x: hidden;
}

.landing-alerts {
    position: fixed;
    top: 16px;
    right: 16px;
    z-index: 1080;
    width: min(420px, calc(100vw - 32px));
}

.landing-shell {
    width: min(calc(100% - 32px), var(--landing-shell));
    margin: 0 auto;
}

.landing-topbar {
    position: sticky;
    top: 0;
    z-index: 1040;
    border-bottom: 1px solid var(--landing-line);
    background: rgba(6, 20, 18, 0.76);
    backdrop-filter: blur(18px);
}

.landing-topbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 0;
}

.landing-brand {
    display: flex;
    align-items: center;
    gap: 14px;
    text-decoration: none;
    color: var(--landing-text);
}

.landing-logo-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 18px;
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.25), rgba(16, 185, 129, 0.18));
    border: 1px solid rgba(255, 255, 255, 0.08);
    font-weight: 800;
    letter-spacing: 0.08em;
    box-shadow: var(--landing-shadow);
}

.landing-brand-copy strong {
    display: block;
    font-size: 1rem;
}

.landing-brand-copy small {
    display: block;
    margin-top: 2px;
    color: var(--landing-muted);
    font-size: 0.82rem;
    font-weight: 600;
}

.landing-nav {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: center;
}

.landing-nav a,
.landing-nav-login {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 14px;
    border-radius: 999px;
    color: var(--landing-muted);
    background: transparent;
    border: 1px solid transparent;
    text-decoration: none;
    font-size: 0.95rem;
    transition: 180ms ease;
}

.landing-nav a:hover,
.landing-nav-login:hover {
    color: var(--landing-text);
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--landing-line);
}

.landing-nav-login {
    cursor: pointer;
}

.landing-hero {
    padding: 56px 0 26px;
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
    gap: 28px;
}

.landing-panel {
    background: var(--landing-panel);
    border: 1px solid var(--landing-line-strong);
    border-radius: var(--landing-radius);
    box-shadow: var(--landing-shadow);
    backdrop-filter: blur(14px);
}

.landing-hero-card,
.landing-mini-card,
.landing-system-card {
    position: relative;
    overflow: hidden;
}

.landing-hero-card {
    padding: 36px;
}

.landing-eyebrow {
    display: inline-flex;
    align-items: center;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.22);
    color: var(--landing-brand);
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    margin-bottom: 18px;
}

.landing-hero-card h1 {
    margin: 0 0 14px;
    font-size: clamp(2.5rem, 5vw, 4.2rem);
    line-height: 1.02;
    letter-spacing: -0.05em;
    max-width: 12ch;
}

.landing-hero-card p,
.landing-section-head p,
.landing-system-card p,
.landing-mini-text {
    margin: 0;
    color: var(--landing-muted);
    line-height: 1.75;
}

.landing-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 26px;
}

.landing-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 13px 18px;
    border-radius: 14px;
    font-weight: 700;
    border: 1px solid transparent;
    text-decoration: none;
    cursor: pointer;
    transition: transform 220ms ease, box-shadow 220ms ease, background 220ms ease;
}

.landing-btn-primary {
    background: linear-gradient(135deg, var(--landing-brand), var(--landing-brand-2));
    color: #08111d;
    box-shadow: 0 12px 30px rgba(16, 185, 129, 0.22);
}

.landing-btn-secondary {
    background: rgba(16, 185, 129, 0.1);
    color: var(--landing-text);
    border-color: rgba(255, 255, 255, 0.1);
}

.landing-btn:hover,
.landing-system-link:hover {
    transform: translateY(-3px);
}

.landing-hero-side {
    display: grid;
    gap: 18px;
}

.landing-mini-card {
    padding: 22px;
}

.landing-mini-title {
    margin-bottom: 12px;
    color: var(--landing-muted);
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.landing-stat-list {
    display: grid;
    gap: 12px;
}

.landing-stat {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 16px;
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
}

.landing-stat strong {
    color: var(--landing-text);
    font-size: 1.1rem;
}

.landing-workflow {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 14px;
    font-weight: 700;
}

.landing-workflow i {
    color: var(--landing-brand);
}

.landing-section {
    padding: 8px 0 72px;
}

.landing-section-head {
    margin-bottom: 20px;
}

.landing-section-head h2 {
    margin: 0 0 8px;
    font-size: clamp(2rem, 3.8vw, 3rem);
    letter-spacing: -0.04em;
}

.landing-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.landing-system-card {
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 18px;
    transition: transform 220ms ease, background 220ms ease, border-color 220ms ease;
}

.landing-system-card:hover {
    transform: translateY(-6px);
    background: var(--landing-panel-strong);
    border-color: rgba(34, 197, 94, 0.34);
}

.landing-system-icon {
    width: 58px;
    height: 58px;
    border-radius: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.22), rgba(16, 185, 129, 0.18));
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.landing-system-card h3 {
    margin: 0 0 8px;
    font-size: 1.8rem;
    letter-spacing: -0.03em;
}

.landing-feature-list {
    margin: 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 10px;
}

.landing-feature-list li {
    padding: 12px 14px;
    border-radius: 14px;
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.22);
    font-size: 0.95rem;
}

.landing-system-actions {
    margin-top: auto;
}

.landing-system-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 18px;
    border-radius: 16px;
    border: 0;
    background: linear-gradient(135deg, var(--landing-brand), var(--landing-brand-2));
    color: #07111d;
    font-weight: 800;
    cursor: pointer;
    box-shadow: 0 12px 28px rgba(16, 185, 129, 0.2);
}

.landing-footer {
    padding: 0 0 42px;
    color: var(--landing-muted);
    text-align: center;
    font-size: 0.95rem;
}

.landing-login-modal {
    background: #0b1f18;
    color: var(--landing-text);
    border: 1px solid rgba(34, 197, 94, 0.22);
    border-radius: 22px;
}

.landing-login-modal .modal-header,
.landing-login-modal .modal-body {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
}

.landing-login-modal .form-control {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.12);
    color: var(--landing-text);
}

.landing-login-modal .form-control:focus {
    border-color: rgba(34, 197, 94, 0.5);
    box-shadow: 0 0 0 0.2rem rgba(34, 197, 94, 0.12);
}

.landing-login-copy,
.landing-login-fallback {
    color: var(--landing-muted);
}

.landing-login-fallback:hover {
    color: var(--landing-text);
}

@media (max-width: 980px) {
    .landing-hero,
    .landing-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 720px) {
    .landing-topbar-inner {
        flex-direction: column;
        align-items: flex-start;
    }

    .landing-hero-card,
    .landing-mini-card,
    .landing-system-card {
        padding: 22px;
    }

    .landing-hero-card h1 {
        max-width: none;
    }
}