/* === Obseras Design System — Monitoring Console ===
   Palette: Cyan signal / Deep blue-black / Warm diff colors
======================================================= */

:root {
    --obs-bg:     #060B14;
    --obs-card:   #0C1422;
    --obs-accent: #06B6D4;
    --obs-text:   #E0F2FE;
    --obs-muted:  #4B7494;
    --obs-border: rgba(6,182,212,0.10);
    --obs-hover:  rgba(6,182,212,0.05);
}

/* Bootstrap dark mode overrides */
[data-bs-theme="dark"] {
    --bs-body-bg:           var(--obs-bg);
    --bs-body-color:        var(--obs-text);
    --bs-card-bg:           var(--obs-card);
    --bs-card-border-color: var(--obs-border);
    --bs-border-color:      var(--obs-border);
    --bs-secondary-color:   var(--obs-muted);
    --bs-table-bg:          transparent;
    --bs-table-hover-bg:    var(--obs-hover);
    --bs-link-color:        #67E8F9;
    --bs-link-hover-color:  #A5F3FC;
    --bs-modal-bg:          var(--obs-card);
}

html, body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    font-size: 15px;
    background: var(--obs-bg);
    color: var(--obs-text);
}

/* ── App shell ── */
.nav-link:hover  { background: var(--obs-hover); }
.nav-link.active { background: rgba(6,182,212,.12); color: #67E8F9 !important; }

.table th {
    font-weight: 600;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--obs-muted);
}

/* ── CTA button ── */
.obs-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    background: var(--obs-accent);
    color: #060B14 !important;
    padding: .875rem 2rem;
    border-radius: .75rem;
    text-decoration: none !important;
    font-weight: 700;
    font-size: 1rem;
    border: none;
    transition: filter .15s;
    letter-spacing: -.01em;
}
.obs-cta-btn:hover { filter: brightness(1.15); }
.obs-cta-note { color: var(--obs-muted); font-size: .875rem; margin-top: 1rem; }

/* ══════════════════════════════════════
   LANDING PAGE
══════════════════════════════════════ */

.obs-hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 4rem 1.5rem;
    /* Radial glow from top — monitoring screen glow */
    background:
        radial-gradient(ellipse 90% 55% at 50% -5%, rgba(6,182,212,.09) 0%, transparent 65%),
        var(--obs-bg);
    color: var(--obs-text);
    position: relative;
    overflow: hidden;
}

.obs-logo-mark { margin-bottom: 2.5rem; }

.obs-hero-title {
    font-size: clamp(3.5rem, 10vw, 7rem);
    font-weight: 800;
    color: var(--obs-text);
    line-height: 1;
    letter-spacing: -0.05em;
    margin: 0 0 1.25rem;
    /* Subtle cyan glow on the text itself */
    text-shadow: 0 0 80px rgba(6,182,212,.3);
}

.obs-hero-sub {
    font-size: 1.25rem;
    color: var(--obs-muted);
    line-height: 1.7;
    margin: 0 0 2.5rem;
}

/* ── Sections ── */
.obs-section { padding: 7rem 1.5rem; }
.obs-section:nth-child(odd) { background: rgba(6,182,212,.018); }
.obs-container { max-width: 900px; margin: 0 auto; }
.obs-center    { text-align: center; }

.obs-section-label {
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--obs-accent);
    margin-bottom: .625rem;
}

.obs-section-title {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 700;
    color: var(--obs-text);
    letter-spacing: -.025em;
    margin-bottom: 3rem;
    line-height: 1.15;
}

/* ── Features grid ── */
.obs-feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: .875rem;
    margin-bottom: 1.125rem;
}

.obs-feature-item {
    display: flex;
    align-items: center;
    gap: .625rem;
    padding: 1rem 1.25rem;
    background: var(--obs-card);
    border: 1px solid var(--obs-border);
    border-radius: .75rem;
    color: var(--obs-text);
    font-size: .9375rem;
}
.obs-check { color: var(--obs-accent); font-weight: 700; font-size: 1.05rem; }

.obs-feature-ai {
    padding: .875rem 1.25rem;
    background: rgba(6,182,212,.05);
    border: 1px solid rgba(6,182,212,.15);
    border-radius: .75rem;
    color: var(--obs-muted);
    font-size: .9rem;
    display: flex;
    align-items: center;
    gap: .875rem;
}
.obs-soon {
    display: inline-block;
    padding: .15rem .6rem;
    background: rgba(6,182,212,.15);
    color: #67E8F9;
    border-radius: 999px;
    font-size: .7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .05em;
    white-space: nowrap;
}

/* ── Live demo card ── */
.obs-demo {
    background: var(--obs-card);
    /* Gradient border — this card is the hero element */
    border: 1px solid rgba(6,182,212,.25);
    border-radius: 1rem;
    overflow: hidden;
    max-width: 480px;
    margin: 0 auto;
    box-shadow:
        0 0 0 1px rgba(6,182,212,.06),
        0 24px 64px rgba(0,0,0,.5),
        0 0 40px rgba(6,182,212,.06);
}
.obs-demo-header {
    display: flex;
    align-items: center;
    gap: .4rem;
    padding: .75rem 1.125rem;
    border-bottom: 1px solid var(--obs-border);
    background: rgba(6,182,212,.03);
}
.obs-dot   { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.obs-dot-r { background: #EF4444; opacity: .7; }
.obs-dot-y { background: #F59E0B; opacity: .7; }
.obs-dot-g { background: #10B981; opacity: .7; }
.obs-demo-url { font-size: .8125rem; color: var(--obs-muted); margin-left: .375rem; flex: 1; }
.obs-demo-tag {
    font-size: .68rem; padding: .15rem .5rem;
    background: rgba(6,182,212,.15); color: #67E8F9;
    border-radius: 999px; font-weight: 600;
}

.obs-demo-body  { padding: 2rem 2.5rem; }
.obs-diff-row   { display: flex; align-items: center; gap: 1.5rem; }
.obs-diff-col   { flex: 1; text-align: center; }
.obs-diff-label { font-size: .72rem; color: var(--obs-muted); text-transform: uppercase; letter-spacing: .05em; margin-bottom: .625rem; }
.obs-diff-value { font-size: 1.625rem; font-weight: 700; color: var(--obs-text); font-variant-numeric: tabular-nums; }
.obs-diff-changed { color: #34D399 !important; }
.obs-diff-arrow   { font-size: 1.25rem; color: rgba(6,182,212,.2); }

.obs-demo-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: .75rem 1.125rem;
    border-top: 1px solid var(--obs-border);
    background: rgba(6,182,212,.03);
    font-size: .875rem;
}
.obs-detected    { display: flex; align-items: center; gap: .5rem; color: #34D399; font-weight: 500; }
.obs-email-sent  { color: var(--obs-muted); }

.obs-pulse-dot {
    display: inline-block;
    width: 7px; height: 7px;
    background: #34D399; border-radius: 50%;
    animation: obs-pulse 2s ease-in-out infinite;
}

@keyframes obs-pulse {
    0%,100% { opacity: 1; transform: scale(1); }
    50%      { opacity: .3; transform: scale(.75); }
}

/* ── How it works ── */
.obs-steps { display: flex; align-items: flex-start; gap: 1rem; }
.obs-step  { flex: 1; text-align: center; }
.obs-step-num {
    display: inline-flex; align-items: center; justify-content: center;
    width: 2.5rem; height: 2.5rem; border-radius: 50%;
    background: rgba(6,182,212,.1);
    border: 1.5px solid rgba(6,182,212,.25);
    color: #67E8F9; font-weight: 700; font-size: .9375rem;
    margin-bottom: 1.125rem;
}
.obs-step-title { font-size: 1rem; font-weight: 600; color: var(--obs-text); margin-bottom: .375rem; }
.obs-step-desc  { font-size: .875rem; color: var(--obs-muted); line-height: 1.6; }
.obs-step-sep   { padding-top: .75rem; font-size: 1.5rem; color: rgba(6,182,212,.2); flex-shrink: 0; }

/* ── Pricing ── */
.obs-pricing-card {
    background: var(--obs-card);
    border: 1px solid rgba(6,182,212,.2);
    border-radius: 1.25rem;
    padding: 2.5rem;
    max-width: 380px;
    margin: 0 auto;
    text-align: center;
    box-shadow: 0 0 40px rgba(6,182,212,.06);
}
.obs-pricing-badge {
    display: inline-block;
    padding: .25rem .875rem;
    background: rgba(6,182,212,.15); color: #67E8F9;
    border-radius: 999px; font-size: .72rem;
    font-weight: 700; letter-spacing: .05em; text-transform: uppercase;
    margin-bottom: 1.5rem;
}
.obs-pricing-price {
    font-size: 3.25rem; font-weight: 800;
    color: var(--obs-text); letter-spacing: -.04em; margin-bottom: .375rem;
}
.obs-pricing-price span { font-size: 1.125rem; color: var(--obs-muted); font-weight: 400; }
.obs-pricing-note { color: var(--obs-muted); font-size: .875rem; margin-bottom: 1.75rem; }
.obs-pricing-list { list-style: none; padding: 0; margin: 0 0 2rem; text-align: left; }
.obs-pricing-list li {
    padding: .5625rem 0;
    color: var(--obs-text); font-size: .9375rem;
    border-bottom: 1px solid var(--obs-border);
    display: flex; align-items: center; gap: .75rem;
}
.obs-pricing-list li::before { content: "✓"; color: var(--obs-accent); font-weight: 700; }

/* ── FAQ ── */
.obs-faq { display: flex; flex-direction: column; }
.obs-faq-item { border-bottom: 1px solid var(--obs-border); }
.obs-faq-item summary {
    padding: 1.25rem 0;
    font-size: 1rem; font-weight: 500; color: var(--obs-text);
    cursor: pointer; list-style: none;
    display: flex; justify-content: space-between; align-items: center; gap: 1rem;
}
.obs-faq-item summary::-webkit-details-marker { display: none; }
.obs-faq-item summary::after { content: "+"; font-size: 1.25rem; color: var(--obs-muted); }
.obs-faq-item[open] summary::after { content: "−"; color: var(--obs-accent); }
.obs-faq-item p { padding-bottom: 1.25rem; color: var(--obs-muted); font-size: .9375rem; line-height: 1.65; margin: 0; }

/* ── Footer ── */
.obs-footer {
    padding: 2rem 1.5rem;
    border-top: 1px solid var(--obs-border);
}
.obs-footer-brand { font-weight: 700; color: var(--obs-text); font-size: 1rem; }
.obs-footer-links { display: flex; gap: 1.5rem; }
.obs-footer-links a { color: var(--obs-muted); text-decoration: none; font-size: .875rem; }
.obs-footer-links a:hover { color: var(--obs-accent); }

/* ══════════════════════════════════════
   APP UTILITY CLASSES
══════════════════════════════════════ */

/* Back / ghost / action buttons */
.obs-back {
    display: inline-flex; align-items: center; justify-content: center;
    width: 2rem; height: 2rem;
    background: rgba(6,182,212,.06); color: var(--obs-muted);
    border: 1px solid var(--obs-border); border-radius: .5rem;
    text-decoration: none; font-size: .875rem; flex-shrink: 0;
}
.obs-back:hover { background: rgba(6,182,212,.12); color: var(--obs-accent); }

.obs-btn {
    display: inline-flex; align-items: center; gap: .375rem;
    border-radius: .5rem; padding: .375rem .875rem;
    font-size: .875rem; text-decoration: none !important;
    border: 1px solid; cursor: pointer; font-weight: 500;
    transition: filter .12s, background .12s;
}
.obs-btn-ghost   { background: rgba(6,182,212,.05); color: var(--obs-muted) !important; border-color: var(--obs-border); }
.obs-btn-ghost:hover { background: rgba(6,182,212,.1); color: var(--obs-text) !important; }
.obs-btn-primary { background: var(--obs-accent); color: #060B14 !important; border-color: var(--obs-accent); font-weight: 700; }
.obs-btn-primary:hover { filter: brightness(1.1); }
.obs-btn-danger  { background: rgba(239,68,68,.09); color: #F87171 !important; border-color: rgba(239,68,68,.22); }
.obs-btn-danger:hover  { background: rgba(239,68,68,.16); }
.obs-btn-warn    { background: rgba(245,158,11,.09); color: #FCD34D !important; border-color: rgba(245,158,11,.22); }
.obs-btn-warn:hover    { background: rgba(245,158,11,.16); }
.obs-btn-ok      { background: rgba(16,185,129,.09); color: #6EE7B7 !important; border-color: rgba(16,185,129,.22); }
.obs-btn-ok:hover      { background: rgba(16,185,129,.16); }

/* Dark card */
.obs-card { background: var(--obs-card); border: 1px solid var(--obs-border); border-radius: .875rem; overflow: hidden; }
.obs-card-header {
    padding: .875rem 1.5rem;
    border-bottom: 1px solid var(--obs-border);
    font-weight: 600; font-size: .9rem; color: var(--obs-text);
    display: flex; align-items: center; justify-content: space-between;
}

/* Form controls */
.form-control, .form-select {
    background-color: rgba(6,182,212,.04) !important;
    border-color: var(--obs-border) !important;
    color: var(--obs-text) !important;
}
.form-control::placeholder { color: var(--obs-muted); }
.form-control:focus, .form-select:focus {
    background-color: rgba(6,182,212,.07) !important;
    border-color: rgba(6,182,212,.4) !important;
    box-shadow: 0 0 0 .2rem rgba(6,182,212,.12) !important;
    color: var(--obs-text) !important;
}
.form-text  { color: var(--obs-muted) !important; font-size: .8rem; }
.form-label { color: var(--obs-text); font-weight: 500; font-size: .875rem; }
.alert-danger {
    background: rgba(239,68,68,.1) !important;
    border-color: rgba(239,68,68,.22) !important;
    color: #F87171 !important;
}

/* Badge adjustments */
.badge.bg-success   { background-color: rgba(16,185,129,.18) !important; color: #6EE7B7 !important; }
.badge.bg-secondary { background-color: rgba(6,182,212,.1) !important; color: var(--obs-muted) !important; }
.badge.bg-danger    { background-color: rgba(239,68,68,.18) !important; color: #F87171 !important; }
.badge.bg-warning   { background-color: rgba(245,158,11,.18) !important; color: #FCD34D !important; }
.badge.bg-info      { background-color: rgba(6,182,212,.18) !important; color: #67E8F9 !important; }

/* Diff table row colors */
.table-success { --bs-table-bg: rgba(16,185,129,.07) !important; }
.table-danger  { --bs-table-bg: rgba(239,68,68,.07) !important; }
.table-warning { --bs-table-bg: rgba(245,158,11,.07) !important; }
.table-info    { --bs-table-bg: rgba(6,182,212,.07) !important; }

/* ── Responsive ── */
@media (max-width: 640px) {
    .obs-feature-grid { grid-template-columns: repeat(2, 1fr); }
    .obs-steps { flex-direction: column; align-items: center; gap: 2rem; }
    .obs-step-sep { padding-top: 0; transform: rotate(90deg); }
    .obs-demo-body { padding: 1.5rem 1.25rem; }
}