/* ═══════════════════════════════════════════════════════════
   SpaGen — glass.css  (master stylesheet, replaces style.css)
   ═══════════════════════════════════════════════════════════ */

/* ── 1. DESIGN TOKENS ──────────────────────────────────────── */
:root {
    --glass-bg:        rgba(255,255,255,0.07);
    --glass-bg-md:     rgba(255,255,255,0.11);
    --glass-bg-hi:     rgba(255,255,255,0.16);
    --glass-border:    rgba(255,255,255,0.13);
    --glass-border-hi: rgba(255,255,255,0.22);

    --text:    #ffffff;
    --text-2:  rgba(255,255,255,0.65);
    --text-3:  rgba(255,255,255,0.40);
    --text-4:  rgba(255,255,255,0.25);

    --accent:       #38bdf8;
    --accent-teal:  #2dd4bf;
    --accent-grad:  linear-gradient(135deg, #0ea5e9, #14b8a6);

    --danger:   #f87171;
    --warning:  #fbbf24;
    --success:  #4ade80;
    --info:     #38bdf8;

    --blur:     blur(18px);

    --radius-sm:  8px;
    --radius-md:  14px;
    --radius-lg:  20px;
    --radius-xl:  28px;

    --shadow-sm: 0 4px 16px rgba(0,0,0,0.3);
    --shadow-md: 0 8px 32px rgba(0,0,0,0.4);
    --shadow-lg: 0 16px 48px rgba(0,0,0,0.5);
}

/* ── 2. RESET & BASE ───────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; background: #060d1a; }

/* Ensure all page content sits above the fixed bg-wrap (z-index:0) */
.main-content { position: relative; z-index: 1; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: #060d1a;
    color: var(--text);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

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

img { max-width: 100%; height: auto; }

/* ── 3. BACKGROUND SYSTEM ──────────────────────────────────── */
.bg-wrap {
    position: fixed; inset: 0; z-index: 0;
    background: linear-gradient(160deg, #030a17 0%, #050f22 25%, #07193a 55%, #091e44 100%);
    overflow: hidden;
    pointer-events: none;
}
.orb {
    position: absolute; border-radius: 50%;
    filter: blur(90px); pointer-events: none;
}
.orb-1 {
    width: 700px; height: 700px;
    top: -180px; left: -160px;
    background: radial-gradient(circle, rgba(13,148,136,0.18) 0%, transparent 70%);
}
.orb-2 {
    width: 600px; height: 600px;
    top: 30%; right: -200px;
    background: radial-gradient(circle, rgba(56,189,248,0.13) 0%, transparent 70%);
}
.orb-3 {
    width: 500px; height: 500px;
    bottom: 5%; left: 20%;
    background: radial-gradient(circle, rgba(45,212,191,0.10) 0%, transparent 70%);
}

/* ── 4. LAYOUT ─────────────────────────────────────────────── */
.site-wrap { position: relative; z-index: 1; }

.page-wrap {
    position: relative; z-index: 1;
    min-height: 100vh;
    padding-top: 72px; /* below sticky nav */
}

.container     { max-width: 1120px; margin: 0 auto; padding: 0 1.5rem; }
.container-sm  { max-width: 720px;  margin: 0 auto; padding: 0 1.5rem; }
.container-xs  { max-width: 480px;  margin: 0 auto; padding: 0 1.5rem; }

.page-content  { padding: 2rem 1.5rem; max-width: 1120px; margin: 0 auto; }

/* ── 5. TYPOGRAPHY ─────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6,
.h1, .h2, .h3, .h4, .h5, .h6 {
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
    color: var(--text) !important;
}
.text-muted { color: rgba(255,255,255,0.45) !important; }
h1 { font-size: clamp(1.75rem, 4vw, 2.75rem); font-weight: 800; }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
h3 { font-size: 1.2rem; }
h4 { font-size: 1rem; }

p { color: var(--text-2); line-height: 1.65; }

.text-muted  { color: var(--text-3) !important; }
.text-accent { color: var(--accent) !important; }
.text-teal   { color: var(--accent-teal) !important; }
.text-danger  { color: var(--danger) !important; }
.text-success { color: var(--success) !important; }
.text-warning { color: var(--warning) !important; }

.section-label {
    display: inline-block;
    font-size: 0.72rem; font-weight: 700; letter-spacing: 0.1em;
    text-transform: uppercase; color: var(--accent);
    margin-bottom: 0.75rem;
}
.section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    font-weight: 800; letter-spacing: -0.025em;
    margin-bottom: 0.85rem;
    color: var(--text);
}
.section-sub { color: var(--text-2); font-size: 1.05rem; max-width: 520px; line-height: 1.6; }
.section-header { text-align: center; margin-bottom: 3.5rem; }
.section-header .section-sub { margin: 0 auto; }

.page-title {
    font-size: 1.5rem; font-weight: 800;
    letter-spacing: -0.025em;
    color: var(--text);
}

/* ── 6. GLASS CARD BASE ────────────────────────────────────── */
.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    transition: background 0.25s, border-color 0.25s, transform 0.25s, box-shadow 0.25s;
}
.glass-card:hover {
    background: var(--glass-bg-md);
    border-color: var(--glass-border-hi);
}
.glass-card--accent {
    background: linear-gradient(145deg, rgba(14,165,233,0.1), rgba(45,212,191,0.07));
    border-color: rgba(56,189,248,0.22);
    box-shadow: 0 0 60px rgba(14,165,233,0.07);
}

/* ── 7. NAVBAR — Marketing pages ───────────────────────────── */
.navbar {
    position: sticky; top: 0; z-index: 100;
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    background: rgba(6,13,26,0.80) !important;
    border-bottom: 1px solid var(--glass-border) !important;
    box-shadow: none !important;
}
.navbar-inner {
    display: flex; align-items: center; justify-content: space-between;
    height: 64px; padding: 0 1.5rem;
    max-width: 1120px; margin: 0 auto;
}
.nav-logo {
    display: flex; align-items: center; gap: 10px;
    text-decoration: none; color: var(--text);
}
.nav-logo img { border-radius: 7px; }
.nav-logo-text { font-size: 1.1rem; font-weight: 700; letter-spacing: -0.02em; color: var(--text); }

.nav-links {
    display: flex; align-items: center; gap: 0.25rem; list-style: none;
    margin: 0; padding: 0;
}
.nav-links a {
    color: var(--text-2) !important; text-decoration: none;
    font-size: 0.875rem; font-weight: 500;
    padding: 0.5rem 0.85rem; border-radius: var(--radius-sm);
    transition: color 0.2s, background 0.2s;
}
.nav-links a:hover {
    color: var(--text) !important;
    background: var(--glass-bg);
    text-decoration: none;
}
.nav-btn {
    background: var(--accent-grad) !important;
    color: #fff !important;
    padding: 0.45rem 1.1rem !important;
    border-radius: 9px !important;
    font-weight: 600 !important;
    box-shadow: 0 0 20px rgba(14,165,233,0.25);
}
.nav-btn:hover {
    opacity: 0.9 !important;
    box-shadow: 0 0 30px rgba(14,165,233,0.4) !important;
    background: var(--accent-grad) !important;
}

/* ── 8. NAVBAR — App (Bootstrap override) ──────────────────── */
.navbar.navbar-dark,
.navbar.navbar-light,
nav.navbar {
    background: rgba(6,13,26,0.85) !important;
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border-bottom: 1px solid var(--glass-border) !important;
    box-shadow: none !important;
    padding: 0.75rem 1rem;
}
.navbar-brand {
    color: var(--text) !important;
    font-weight: 700;
    display: flex; align-items: center; gap: 8px;
}
.navbar-brand img { border-radius: 6px; }

.navbar-nav .nav-link {
    color: var(--text-2) !important;
    font-size: 0.875rem; font-weight: 500;
    padding: 0.45rem 0.85rem;
    border-radius: var(--radius-sm);
    transition: color 0.2s, background 0.2s;
}
.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--text) !important;
    background: var(--glass-bg);
}
.navbar-toggler {
    border: 1px solid var(--glass-border);
    padding: 0.35rem 0.6rem;
    border-radius: var(--radius-sm);
}
.navbar-toggler-icon {
    filter: invert(1);
}
.navbar-collapse {
    background: rgba(6,13,26,0.95);
    backdrop-filter: var(--blur);
}

/* ── 9. BUTTONS ────────────────────────────────────────────── */
.btn {
    border-radius: var(--radius-md) !important;
    font-weight: 600 !important;
    font-size: 0.9rem;
    padding: 0.55rem 1.25rem;
    transition: transform 0.2s, box-shadow 0.2s, opacity 0.2s !important;
    border: none;
    cursor: pointer;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary, .btn-glass-primary {
    background: var(--accent-grad) !important;
    color: #fff !important;
    border: none !important;
    box-shadow: 0 0 24px rgba(14,165,233,0.25) !important;
}
.btn-primary:hover, .btn-glass-primary:hover {
    opacity: 0.92 !important;
    box-shadow: 0 0 36px rgba(14,165,233,0.45) !important;
    background: var(--accent-grad) !important;
    color: #fff !important;
}

.btn-secondary, .btn-glass-secondary {
    background: var(--glass-bg-md) !important;
    border: 1px solid var(--glass-border-hi) !important;
    color: var(--text) !important;
}
.btn-secondary:hover, .btn-glass-secondary:hover {
    background: var(--glass-bg-hi) !important;
    border-color: rgba(255,255,255,0.3) !important;
    color: var(--text) !important;
}

.btn-danger {
    background: rgba(248,113,113,0.2) !important;
    border: 1px solid rgba(248,113,113,0.35) !important;
    color: var(--danger) !important;
}
.btn-danger:hover {
    background: rgba(248,113,113,0.35) !important;
    color: #fff !important;
}

.btn-success {
    background: rgba(74,222,128,0.18) !important;
    border: 1px solid rgba(74,222,128,0.3) !important;
    color: var(--success) !important;
}
.btn-success:hover {
    background: rgba(74,222,128,0.3) !important;
    color: #fff !important;
}

.btn-outline-primary {
    background: transparent !important;
    border: 1px solid rgba(56,189,248,0.45) !important;
    color: var(--accent) !important;
}
.btn-outline-primary:hover {
    background: rgba(56,189,248,0.15) !important;
    color: var(--accent) !important;
}

.btn-sm { padding: 0.35rem 0.85rem !important; font-size: 0.8rem !important; }
.btn-lg { padding: 0.75rem 1.75rem !important; font-size: 1rem !important; }
.btn-block { width: 100% !important; }

/* Marketing button variants */
.btn-glass-primary-lg {
    display: inline-flex; align-items: center; gap: 6px;
    background: var(--accent-grad);
    color: #fff; font-weight: 700; font-size: 1rem;
    padding: 0.8rem 2rem; border-radius: 14px;
    text-decoration: none;
    box-shadow: 0 0 40px rgba(14,165,233,0.3), 0 4px 20px rgba(0,0,0,0.4);
    transition: transform 0.2s, box-shadow 0.2s;
}
.btn-glass-primary-lg:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 55px rgba(14,165,233,0.5), 0 8px 30px rgba(0,0,0,0.4);
    color: #fff; text-decoration: none;
}

/* Control buttons (hot tub pump/light controls) */
.control-btn {
    padding: 0.5rem 1rem;
    border-radius: 10px;
    font-size: 0.8rem; font-weight: 600;
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    color: var(--text-2);
    cursor: pointer;
    transition: all 0.2s;
}
.control-btn:hover { background: var(--glass-bg-md); color: var(--text); }
.control-btn.active, .control-btn--active { background: var(--accent-grad); border-color: transparent; color: #fff; }
.btn-off { background: rgba(248,113,113,0.15); border-color: rgba(248,113,113,0.25); color: var(--danger); }
.btn-off.active, .btn-off--active { background: var(--danger); color: #fff; border-color: transparent; }
.btn-low { background: rgba(251,191,36,0.12); border-color: rgba(251,191,36,0.25); color: var(--warning); }
.btn-low.active, .btn-low--active { background: var(--warning); color: #060d1a; border-color: transparent; }
.btn-high { background: rgba(14,165,233,0.12); border-color: rgba(56,189,248,0.25); color: var(--accent); }
.btn-high.active, .btn-high--active { background: var(--accent-grad); color: #fff; border-color: transparent; }

/* ── 10. FORMS ─────────────────────────────────────────────── */
.form-group { margin-bottom: 1.1rem; }

label, .form-label {
    display: block;
    font-size: 0.82rem; font-weight: 600;
    color: var(--text-2);
    margin-bottom: 0.4rem;
    letter-spacing: 0.01em;
}

.form-control, .form-select, input[type="text"], input[type="email"],
input[type="password"], input[type="number"], input[type="tel"],
input[type="url"], input[type="search"], textarea, select {
    background: var(--glass-bg-md) !important;
    border: 1px solid var(--glass-border) !important;
    color: var(--text) !important;
    border-radius: var(--radius-sm) !important;
    padding: 0.6rem 0.9rem;
    font-size: 0.9rem;
    width: 100%;
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
    -webkit-appearance: none;
}
.form-control:focus, .form-select:focus, input:focus, textarea:focus, select:focus {
    border-color: rgba(56,189,248,0.55) !important;
    box-shadow: 0 0 0 3px rgba(56,189,248,0.12) !important;
    background: var(--glass-bg-hi) !important;
}
.form-control::placeholder, input::placeholder, textarea::placeholder {
    color: var(--text-3);
}
select option {
    background: #0e1a2e;
    color: var(--text);
}
textarea.form-control { resize: vertical; min-height: 90px; }

.form-check-input {
    background-color: var(--glass-bg-md) !important;
    border: 1px solid var(--glass-border-hi) !important;
}
.form-check-input:checked {
    background-color: #0ea5e9 !important;
    border-color: #0ea5e9 !important;
}
.form-check-label { color: var(--text-2); font-size: 0.875rem; }

.form-text { font-size: 0.78rem; color: var(--text-3); margin-top: 0.3rem; }

.input-group-text {
    background: var(--glass-bg-md) !important;
    border: 1px solid var(--glass-border) !important;
    color: var(--text-3) !important;
}

/* ── 11. AUTH PAGES ────────────────────────────────────────── */
.auth-page {
    min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
    padding: 2rem 1rem;
    position: relative; z-index: 1;
}
.auth-container {
    width: 100%; max-width: 440px;
    margin: 0 auto;
}
.auth-box {
    background: var(--glass-bg-md);
    border: 1px solid var(--glass-border);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border-radius: var(--radius-xl);
    padding: 2.5rem 2rem;
    box-shadow: var(--shadow-md);
}
.auth-logo {
    text-align: center;
    margin-bottom: 1.75rem;
}
.auth-logo img { border-radius: 12px; }
.auth-title {
    text-align: center;
    font-size: 1.5rem; font-weight: 800;
    letter-spacing: -0.025em;
    margin-bottom: 0.35rem;
    color: var(--text);
}
.auth-sub {
    text-align: center;
    color: var(--text-3); font-size: 0.875rem;
    margin-bottom: 2rem;
}
.auth-footer {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.82rem; color: var(--text-3);
}
.auth-footer a { color: var(--accent); }
.auth-divider {
    display: flex; align-items: center; gap: 1rem;
    margin: 1.25rem 0;
    color: var(--text-4); font-size: 0.75rem;
}
.auth-divider::before, .auth-divider::after {
    content: ''; flex: 1;
    border-top: 1px solid var(--glass-border);
}

/* ── 12. DASHBOARD ─────────────────────────────────────────── */
.hottubs-section { padding: 1.5rem 0; }

.section-heading {
    font-size: 1.1rem; font-weight: 700;
    color: var(--text-2);
    margin-bottom: 1rem;
    padding-bottom: 0.6rem;
    border-bottom: 1px solid var(--glass-border);
}

.hottubs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.25rem;
}

.hottub-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    transition: background 0.25s, border-color 0.25s, transform 0.25s, box-shadow 0.25s;
    cursor: pointer;
    text-decoration: none; color: inherit;
    display: block;
}
.hottub-card:hover {
    background: var(--glass-bg-md);
    border-color: var(--glass-border-hi);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    text-decoration: none; color: inherit;
}

.hottub-header {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 1.1rem;
}
.hottub-name {
    font-size: 1.05rem; font-weight: 700;
    color: var(--text);
}
.badge-gecko, .badge-esp32 {
    font-size: 0.65rem; font-weight: 700; letter-spacing: 0.06em;
    text-transform: uppercase; padding: 3px 10px; border-radius: 100px;
}
.badge-gecko {
    background: rgba(56,189,248,0.15);
    border: 1px solid rgba(56,189,248,0.3);
    color: var(--accent);
}
.badge-esp32 {
    background: rgba(45,212,191,0.15);
    border: 1px solid rgba(45,212,191,0.3);
    color: var(--accent-teal);
}

.temp-display {
    display: flex; align-items: baseline; gap: 4px;
    margin-bottom: 1rem;
}
.temp-value-lg {
    font-size: 2.4rem; font-weight: 800; line-height: 1;
    background: var(--accent-grad);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
}
.temp-unit { font-size: 1rem; color: var(--text-3); font-weight: 500; }

/* Chlorine widget */
.chlorine-widget { margin-top: 0.75rem; }
.widget-row {
    display: flex; align-items: center; justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--glass-border);
    font-size: 0.85rem;
}
.widget-row:last-child { border-bottom: none; }
.widget-label { color: var(--text-3); font-weight: 500; }
.widget-value { color: var(--text); font-weight: 600; }

/* Widget status badges */
.widget-badge {
    display: inline-block;
    font-size: 0.7rem; font-weight: 700; letter-spacing: 0.05em;
    text-transform: uppercase; padding: 3px 10px; border-radius: 100px;
}
.badge-optimal, .badge-good {
    background: rgba(74,222,128,0.15);
    border: 1px solid rgba(74,222,128,0.28);
    color: var(--success);
}
.badge-warning, .badge-high {
    background: rgba(251,191,36,0.15);
    border: 1px solid rgba(251,191,36,0.28);
    color: var(--warning);
}
.badge-critical, .badge-low {
    background: rgba(248,113,113,0.15);
    border: 1px solid rgba(248,113,113,0.28);
    color: var(--danger);
}
.badge-offline {
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--glass-border);
    color: var(--text-3);
}
.badge-online {
    background: rgba(74,222,128,0.15);
    border: 1px solid rgba(74,222,128,0.28);
    color: var(--success);
}

.widget-actions {
    display: flex; gap: 0.5rem; margin-top: 1rem;
}
.widget-link {
    flex: 1; text-align: center;
    padding: 0.5rem; border-radius: var(--radius-sm);
    font-size: 0.8rem; font-weight: 600;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-2);
    text-decoration: none;
    transition: all 0.2s;
}
.widget-link:hover {
    background: var(--glass-bg-md);
    color: var(--text);
    text-decoration: none;
}

/* Device discovery banner */
.device-discovery-banner {
    background: linear-gradient(135deg, rgba(56,189,248,0.08), rgba(45,212,191,0.06));
    border: 1px solid rgba(56,189,248,0.2);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.5rem;
    margin-bottom: 1.5rem;
}
.device-discovery-banner h5 {
    font-size: 0.95rem; font-weight: 700;
    color: var(--accent); margin-bottom: 0.5rem;
}
.pending-device {
    display: flex; align-items: center; justify-content: space-between;
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--glass-border);
    font-size: 0.85rem;
}
.pending-device:last-child { border-bottom: none; }
.pending-device-id { color: var(--text-2); font-family: monospace; }

/* Dealer support */
.dealer-support-section {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.5rem;
    margin-top: 1.5rem;
}
.dealer-section-title {
    font-size: 0.85rem; font-weight: 700;
    color: var(--text-3); text-transform: uppercase;
    letter-spacing: 0.07em; margin-bottom: 1rem;
}
.dealer-row {
    display: flex; align-items: center; gap: 0.75rem;
    padding: 0.6rem 0; border-bottom: 1px solid var(--glass-border);
}
.dealer-row:last-child { border-bottom: none; }
.dealer-name { flex: 1; font-size: 0.875rem; font-weight: 600; color: var(--text); }
.dealer-email { font-size: 0.8rem; color: var(--text-3); }
.dealer-code-input {
    width: 140px; padding: 0.4rem 0.75rem;
    background: var(--glass-bg-md); border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm); color: var(--text);
    font-size: 0.85rem; font-family: monospace;
    outline: none;
}
.dealer-code-input:focus { border-color: rgba(56,189,248,0.45); }
.btn-dealer-connect {
    padding: 0.4rem 0.9rem; border-radius: var(--radius-sm);
    background: rgba(56,189,248,0.15); border: 1px solid rgba(56,189,248,0.3);
    color: var(--accent); font-size: 0.8rem; font-weight: 600; cursor: pointer;
    transition: all 0.2s;
}
.btn-dealer-connect:hover { background: rgba(56,189,248,0.28); }
.btn-dealer-disconnect {
    padding: 0.4rem 0.9rem; border-radius: var(--radius-sm);
    background: rgba(248,113,113,0.12); border: 1px solid rgba(248,113,113,0.25);
    color: var(--danger); font-size: 0.8rem; font-weight: 600; cursor: pointer;
    transition: all 0.2s;
}
.btn-dealer-disconnect:hover { background: rgba(248,113,113,0.25); }

/* ── 13. PAGE HEADER ───────────────────────────────────────── */
.page-header {
    display: flex; align-items: center; justify-content: space-between;
    flex-wrap: wrap; gap: 1rem;
    margin-bottom: 1.75rem;
}
.page-header-title { font-size: 1.4rem; font-weight: 800; letter-spacing: -0.025em; }
.page-header-sub { font-size: 0.85rem; color: var(--text-3); margin-top: 0.15rem; }
.page-header-actions { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }

.breadcrumb-glass {
    display: flex; align-items: center; gap: 0.4rem;
    font-size: 0.8rem; color: var(--text-3);
    margin-bottom: 0.5rem;
    list-style: none; padding: 0;
}
.breadcrumb-glass a { color: var(--text-3); }
.breadcrumb-glass a:hover { color: var(--accent); }
.breadcrumb-glass .active { color: var(--text-2); }

/* ── 14. HOT TUB DETAIL ────────────────────────────────────── */
.spa-status-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.25rem;
    margin-bottom: 1.5rem;
}
.spa-status-section {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.5rem;
}
.status-section-title {
    font-size: 0.75rem; font-weight: 700; letter-spacing: 0.08em;
    text-transform: uppercase; color: var(--text-3);
    margin-bottom: 1rem;
    display: flex; align-items: center; gap: 6px;
}

/* Temperature */
.temperature-display {
    display: flex; align-items: baseline; gap: 6px;
    margin-bottom: 0.75rem;
}
.temp-current { font-size: 0.75rem; color: var(--text-3); font-weight: 500; }
.temp-value { font-size: 2.6rem; font-weight: 900; line-height: 1; }
.temp-value .temp-c { font-size: 1rem; color: var(--text-3); }

.temp-controls { margin-top: 0.75rem; }
.temp-control-group {
    display: flex; align-items: center; gap: 0.5rem;
}
.temp-input {
    width: 70px; padding: 0.4rem 0.5rem; text-align: center;
    background: var(--glass-bg-md); border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm); color: var(--text);
    font-size: 0.9rem; font-weight: 600; outline: none;
}
.temp-input:focus { border-color: rgba(56,189,248,0.45); }
.temp-btn {
    width: 34px; height: 34px; border-radius: 50%;
    background: var(--glass-bg-md); border: 1px solid var(--glass-border);
    color: var(--text); font-size: 1.1rem; font-weight: 700;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer; transition: all 0.2s;
}
.temp-btn:hover { background: var(--glass-bg-hi); }

/* Water quality */
.water-quality-grid {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}
.quality-item {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    padding: 0.75rem;
}
.quality-label { font-size: 0.72rem; color: var(--text-3); font-weight: 500; margin-bottom: 0.25rem; }
.quality-value { font-size: 1.2rem; font-weight: 700; color: var(--text); }
.quality-unit { font-size: 0.72rem; color: var(--text-3); }

/* Status badges */
.status-badge {
    display: inline-flex; align-items: center; gap: 5px;
    font-size: 0.72rem; font-weight: 700; letter-spacing: 0.05em;
    text-transform: uppercase; padding: 4px 12px; border-radius: 100px;
}
.status-badge::before {
    content: ''; width: 6px; height: 6px; border-radius: 50%;
    background: currentColor;
}
.status-active   { background: rgba(74,222,128,0.15); border: 1px solid rgba(74,222,128,0.28); color: var(--success); }
.status-inactive { background: rgba(255,255,255,0.06); border: 1px solid var(--glass-border); color: var(--text-3); }
.status-warning  { background: rgba(251,191,36,0.15); border: 1px solid rgba(251,191,36,0.28); color: var(--warning); }
.status-error    { background: rgba(248,113,113,0.15); border: 1px solid rgba(248,113,113,0.28); color: var(--danger); }

/* Pump controls */
.pump-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}
.pump-item {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 1rem;
}
.pump-name { font-size: 0.85rem; font-weight: 600; color: var(--text); margin-bottom: 0.6rem; }
.pump-controls { display: flex; gap: 0.4rem; flex-wrap: wrap; }

/* Light controls */
.light-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1rem;
}
.light-item {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 1rem;
    position: relative;
}
.light-name { font-size: 0.85rem; font-weight: 600; color: var(--text); margin-bottom: 0.6rem; }
.light-controls { display: flex; gap: 0.4rem; flex-wrap: wrap; }

/* Color picker */
.color-picker-popup {
    position: absolute; bottom: 100%; left: 0;
    background: rgba(10,18,35,0.95);
    border: 1px solid var(--glass-border-hi);
    backdrop-filter: var(--blur);
    border-radius: var(--radius-md);
    padding: 0.75rem;
    z-index: 50;
    box-shadow: var(--shadow-lg);
    min-width: 180px;
}
.preset-colors { display: flex; flex-wrap: wrap; gap: 6px; }
.color-preset {
    width: 24px; height: 24px; border-radius: 50%;
    cursor: pointer; border: 2px solid transparent;
    transition: transform 0.15s, border-color 0.15s;
}
.color-preset:hover { transform: scale(1.15); }
.color-preset.active { border-color: rgba(255,255,255,0.6); }

/* ── 15. CARDS & PANELS ────────────────────────────────────── */
.panel {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 1.25rem;
}
.panel-header {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 1.25rem;
    padding-bottom: 0.85rem;
    border-bottom: 1px solid var(--glass-border);
}
.panel-title { font-size: 0.95rem; font-weight: 700; color: var(--text); }

/* Bootstrap card overrides */
.card {
    background: var(--glass-bg) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius-lg) !important;
    color: var(--text) !important;
    backdrop-filter: var(--blur);
}
.card-header {
    background: var(--glass-bg-md) !important;
    border-bottom: 1px solid var(--glass-border) !important;
    color: var(--text) !important;
    font-weight: 600;
}
.card-footer {
    background: var(--glass-bg) !important;
    border-top: 1px solid var(--glass-border) !important;
}
.card-body { color: var(--text) !important; }
.card-text { color: var(--text-2) !important; }

/* ── 16. TABLES ────────────────────────────────────────────── */
.table {
    color: var(--text) !important;
    --bs-table-bg: transparent;
    --bs-table-border-color: var(--glass-border);
    --bs-table-striped-bg: rgba(255,255,255,0.03);
    --bs-table-hover-bg: rgba(255,255,255,0.05);
    border-color: var(--glass-border) !important;
}
.table thead th {
    font-size: 0.75rem; font-weight: 700; letter-spacing: 0.06em;
    text-transform: uppercase; color: var(--text-3) !important;
    border-bottom: 1px solid var(--glass-border) !important;
    background: transparent !important;
    padding: 0.75rem 1rem;
}
.table td {
    color: var(--text-2) !important;
    border-bottom: 1px solid var(--glass-border) !important;
    padding: 0.75rem 1rem;
    vertical-align: middle;
}
.table tr:last-child td { border-bottom: none !important; }
.table-responsive { border-radius: var(--radius-md); overflow: hidden; }

/* ── 17. ALERTS (Bootstrap overrides) ─────────────────────── */
.alert {
    border-radius: var(--radius-md) !important;
    border: 1px solid !important;
    backdrop-filter: var(--blur);
    font-size: 0.875rem;
    padding: 0.85rem 1.1rem;
}
.alert-danger, .alert-error {
    background: rgba(248,113,113,0.1) !important;
    border-color: rgba(248,113,113,0.3) !important;
    color: #fca5a5 !important;
}
.alert-success {
    background: rgba(74,222,128,0.1) !important;
    border-color: rgba(74,222,128,0.3) !important;
    color: #86efac !important;
}
.alert-warning {
    background: rgba(251,191,36,0.1) !important;
    border-color: rgba(251,191,36,0.3) !important;
    color: #fde68a !important;
}
.alert-info {
    background: rgba(56,189,248,0.1) !important;
    border-color: rgba(56,189,248,0.3) !important;
    color: #7dd3fc !important;
}
.alert-primary {
    background: rgba(56,189,248,0.1) !important;
    border-color: rgba(56,189,248,0.3) !important;
    color: #7dd3fc !important;
}

/* ── 18. MODALS (Bootstrap overrides) ─────────────────────── */
.modal-content {
    background: rgba(8,15,32,0.97) !important;
    border: 1px solid var(--glass-border-hi) !important;
    border-radius: var(--radius-xl) !important;
    backdrop-filter: var(--blur);
    color: var(--text) !important;
    box-shadow: 0 24px 80px rgba(0,0,0,0.7) !important;
}
.modal-header {
    border-bottom: 1px solid var(--glass-border) !important;
    background: transparent;
}
.modal-footer {
    border-top: 1px solid var(--glass-border) !important;
    background: transparent;
}
.modal-title { color: var(--text) !important; font-weight: 700; }
.modal-backdrop { background: rgba(0,0,0,0.7) !important; }
.btn-close { filter: invert(1) !important; }

/* ── 19. DROPDOWNS ─────────────────────────────────────────── */
.dropdown-menu {
    background: rgba(8,15,32,0.97) !important;
    border: 1px solid var(--glass-border-hi) !important;
    border-radius: var(--radius-md) !important;
    backdrop-filter: var(--blur);
    box-shadow: var(--shadow-lg) !important;
    padding: 0.4rem;
}
.dropdown-item {
    color: var(--text-2) !important;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    padding: 0.5rem 0.85rem;
    transition: background 0.15s, color 0.15s;
}
.dropdown-item:hover, .dropdown-item:focus {
    background: var(--glass-bg-md) !important;
    color: var(--text) !important;
}
.dropdown-divider { border-color: var(--glass-border) !important; }

/* ── 20. BADGES (Bootstrap overrides) ─────────────────────── */
.badge {
    font-weight: 600 !important;
    letter-spacing: 0.04em;
    border-radius: 100px !important;
}
.badge.bg-primary   { background: rgba(14,165,233,0.2) !important; color: var(--accent) !important; border: 1px solid rgba(56,189,248,0.3) !important; }
.badge.bg-success   { background: rgba(74,222,128,0.2) !important; color: var(--success) !important; border: 1px solid rgba(74,222,128,0.3) !important; }
.badge.bg-danger    { background: rgba(248,113,113,0.2) !important; color: var(--danger) !important; border: 1px solid rgba(248,113,113,0.3) !important; }
.badge.bg-warning   { background: rgba(251,191,36,0.2) !important; color: var(--warning) !important; border: 1px solid rgba(251,191,36,0.3) !important; }
.badge.bg-secondary { background: var(--glass-bg-md) !important; color: var(--text-2) !important; border: 1px solid var(--glass-border) !important; }

/* ── 21. LISTS ─────────────────────────────────────────────── */
.list-group-item {
    background: var(--glass-bg) !important;
    border: 1px solid var(--glass-border) !important;
    color: var(--text) !important;
    transition: background 0.15s;
}
.list-group-item:first-child { border-radius: var(--radius-md) var(--radius-md) 0 0 !important; }
.list-group-item:last-child  { border-radius: 0 0 var(--radius-md) var(--radius-md) !important; }
.list-group-item:hover { background: var(--glass-bg-md) !important; }
.list-group-item.active {
    background: rgba(14,165,233,0.15) !important;
    border-color: rgba(56,189,248,0.3) !important;
    color: var(--accent) !important;
}

/* ── 22. PAGINATION ────────────────────────────────────────── */
.page-link {
    background: var(--glass-bg) !important;
    border: 1px solid var(--glass-border) !important;
    color: var(--text-2) !important;
    border-radius: var(--radius-sm) !important;
    margin: 0 2px;
}
.page-link:hover { background: var(--glass-bg-md) !important; color: var(--text) !important; }
.page-item.active .page-link {
    background: var(--accent-grad) !important;
    border-color: transparent !important;
    color: #fff !important;
}

/* ── 23. MARKETING COMPONENTS ──────────────────────────────── */
/* Hero */
.hero { text-align: center; padding: 7rem 1.5rem 5rem; }
.hero-eyebrow {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--glass-bg-md);
    border: 1px solid var(--glass-border-hi);
    backdrop-filter: var(--blur);
    border-radius: 100px; padding: 6px 18px;
    font-size: 0.8rem; font-weight: 600; letter-spacing: 0.05em;
    color: var(--accent-teal); margin-bottom: 2rem;
    text-transform: uppercase;
}
.hero h1 { font-size: clamp(2.6rem, 6vw, 4.5rem); font-weight: 900; line-height: 1.08; letter-spacing: -0.03em; margin-bottom: 1.4rem; }
.hero-grad {
    background: linear-gradient(90deg, #38bdf8 0%, #2dd4bf 100%);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero-sub { font-size: 1.15rem; color: var(--text-2); max-width: 520px; margin: 0 auto 2.5rem; line-height: 1.65; }
.hero-actions { display: flex; align-items: center; justify-content: center; gap: 1rem; flex-wrap: wrap; margin-bottom: 3rem; }

/* App store badges */
.badges-wrap { margin-top: 0.5rem; }
.badges-label { font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-3); margin-bottom: 0.85rem; }
.badges-row { display: flex; align-items: flex-start; justify-content: center; gap: 1rem; flex-wrap: wrap; }
.badge-item img { height: 42px; width: auto; display: block; }
.badge-google { height: 42px; overflow: hidden; display: flex; align-items: center; }
.badge-google img { height: 56px; }
.badge-soon { opacity: 0.4; }
.badge-soon-label { font-size: 0.62rem; letter-spacing: 0.06em; color: var(--text-3); text-align: center; margin-top: 4px; }

/* Feature cards */
.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.25rem; }
.feature-card {
    background: var(--glass-bg); border: 1px solid var(--glass-border);
    backdrop-filter: var(--blur); border-radius: var(--radius-lg);
    padding: 1.75rem;
    transition: background 0.25s, border-color 0.25s, transform 0.25s, box-shadow 0.25s;
}
.feature-card:hover { background: var(--glass-bg-md); border-color: var(--glass-border-hi); transform: translateY(-4px); box-shadow: 0 16px 40px rgba(0,0,0,0.35); }
.feature-icon {
    width: 46px; height: 46px;
    background: linear-gradient(135deg, rgba(14,165,233,0.2), rgba(45,212,191,0.2));
    border: 1px solid rgba(56,189,248,0.25);
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 1.1rem; color: var(--accent);
}
.feature-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 0.5rem; color: var(--text); }
.feature-card p { color: var(--text-2); font-size: 0.9rem; line-height: 1.6; }

/* How it works */
.steps-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }
.step-card {
    background: var(--glass-bg); border: 1px solid var(--glass-border);
    backdrop-filter: var(--blur); border-radius: var(--radius-lg);
    padding: 2rem 1.75rem;
}
.step-number {
    width: 48px; height: 48px; border-radius: 50%;
    background: var(--accent-grad);
    box-shadow: 0 0 28px rgba(14,165,233,0.4);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem; font-weight: 900; color: #fff;
    margin-bottom: 1.25rem;
}
.step-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.6rem; color: var(--text); }
.step-card p { color: var(--text-2); font-size: 0.9rem; line-height: 1.6; }
.step-link { display: inline-flex; align-items: center; gap: 4px; margin-top: 1rem; color: var(--accent); font-size: 0.875rem; font-weight: 600; text-decoration: none; transition: gap 0.2s; }
.step-link:hover { gap: 8px; }

/* Products */
.product-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; align-items: start; }
.product-card {
    background: var(--glass-bg); border: 1px solid var(--glass-border);
    backdrop-filter: var(--blur); border-radius: 24px;
    padding: 2rem; position: relative;
    transition: transform 0.25s, box-shadow 0.25s;
}
.product-card:hover { transform: translateY(-4px); box-shadow: 0 20px 50px rgba(0,0,0,0.4); }
.product-card--primary { background: linear-gradient(145deg, rgba(14,165,233,0.12), rgba(45,212,191,0.08)); border-color: rgba(56,189,248,0.28); box-shadow: 0 0 60px rgba(14,165,233,0.08); }
.product-card--soon { opacity: 0.7; }
.product-badge { display: inline-block; font-size: 0.65rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; padding: 4px 12px; border-radius: 100px; margin-bottom: 1.25rem; }
.product-badge--primary { background: rgba(14,165,233,0.2); color: #38bdf8; border: 1px solid rgba(56,189,248,0.3); }
.product-badge--addon   { background: rgba(45,212,191,0.2); color: #2dd4bf; border: 1px solid rgba(45,212,191,0.3); }
.product-badge--soon    { background: rgba(255,255,255,0.08); color: var(--text-3); border: 1px solid var(--glass-border); }
.product-card h3 { font-size: 1.2rem; font-weight: 800; margin-bottom: 0.2rem; color: var(--text); }
.product-card-sub { font-size: 0.8rem; color: var(--accent); font-weight: 600; margin-bottom: 0.85rem; }
.product-card-desc { font-size: 0.88rem; color: var(--text-2); line-height: 1.6; margin-bottom: 1.25rem; }
.product-features { list-style: none; padding: 0; margin-bottom: 1.75rem; }
.product-features li { font-size: 0.875rem; color: var(--text-2); padding: 0.35rem 0; display: flex; align-items: center; gap: 8px; }
.product-features li::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--accent-teal); flex-shrink: 0; }
.btn-product-primary { display: block; text-align: center; background: var(--accent-grad); color: #fff; font-weight: 700; font-size: 0.9rem; padding: 0.75rem 1.5rem; border-radius: 12px; text-decoration: none; box-shadow: 0 0 30px rgba(14,165,233,0.25); transition: opacity 0.2s, transform 0.2s; }
.btn-product-primary:hover { opacity: 0.9; transform: translateY(-1px); color: #fff; }
.btn-product-outline { display: block; text-align: center; background: var(--glass-bg-md); border: 1px solid var(--glass-border-hi); color: var(--text); font-weight: 600; font-size: 0.9rem; padding: 0.75rem 1.5rem; border-radius: 12px; text-decoration: none; transition: background 0.2s, transform 0.2s; }
.btn-product-outline:hover { background: var(--glass-bg-hi); transform: translateY(-1px); color: var(--text); }
.btn-product-disabled { display: block; text-align: center; background: var(--glass-bg); border: 1px solid var(--glass-border); color: var(--text-3); font-weight: 600; font-size: 0.9rem; padding: 0.75rem 1.5rem; border-radius: 12px; cursor: default; }

/* CTA */
.cta-section { padding: 5rem 0; }
.cta-card { background: linear-gradient(135deg, rgba(14,165,233,0.1), rgba(45,212,191,0.07)); border: 1px solid rgba(56,189,248,0.2); backdrop-filter: var(--blur); border-radius: 28px; padding: 4rem 2rem; text-align: center; box-shadow: 0 0 80px rgba(14,165,233,0.07), inset 0 1px 0 rgba(255,255,255,0.08); }
.cta-card h2 { font-size: clamp(1.8rem, 3vw, 2.5rem); font-weight: 800; margin-bottom: 0.75rem; color: var(--text); }
.cta-card p { color: var(--text-2); font-size: 1rem; margin-bottom: 2rem; }
.cta-actions { display: flex; align-items: center; justify-content: center; gap: 1rem; flex-wrap: wrap; }

/* Section divider */
.section-divider { border: none; border-top: 1px solid var(--glass-border); margin: 0; }

/* ── 24. FOOTER ────────────────────────────────────────────── */
footer {
    border-top: 1px solid var(--glass-border);
    background: transparent !important;
    padding: 2.5rem 0;
    position: relative; z-index: 1;
}
.footer-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1.25rem; }
.footer-copy { font-size: 0.8rem; color: var(--text-3); }
.footer-links { display: flex; flex-wrap: wrap; gap: 0.25rem; list-style: none; padding: 0; margin: 0; }
.footer-links a { font-size: 0.8rem; color: var(--text-3); text-decoration: none; padding: 4px 10px; border-radius: 6px; transition: color 0.2s, background 0.2s; }
.footer-links a:hover { color: var(--text); background: var(--glass-bg); }

/* App footer */
.app-footer {
    text-align: center; padding: 2rem 1rem;
    font-size: 0.78rem; color: var(--text-4);
    border-top: 1px solid var(--glass-border);
    margin-top: 3rem;
}
.app-footer a { color: var(--text-3); }
.app-footer a:hover { color: var(--accent); }

/* ── 25. ACCOUNT PAGE ──────────────────────────────────────── */
.account-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}
.account-panel {
    background: var(--glass-bg); border: 1px solid var(--glass-border);
    backdrop-filter: var(--blur); border-radius: var(--radius-lg);
    padding: 1.5rem;
}
.account-panel-title {
    font-size: 0.85rem; font-weight: 700; letter-spacing: 0.06em;
    text-transform: uppercase; color: var(--text-3);
    margin-bottom: 1.25rem; padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--glass-border);
}
.account-row {
    display: flex; align-items: center; justify-content: space-between;
    padding: 0.6rem 0; border-bottom: 1px solid var(--glass-border);
    font-size: 0.875rem;
}
.account-row:last-child { border-bottom: none; }
.account-field { color: var(--text-3); font-size: 0.8rem; }
.account-value { color: var(--text); font-weight: 500; }

/* ── 26. HISTORY / CHART PAGES ─────────────────────────────── */
.history-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.25rem; margin-bottom: 1.5rem; }
.stat-card {
    background: var(--glass-bg); border: 1px solid var(--glass-border);
    backdrop-filter: var(--blur); border-radius: var(--radius-md);
    padding: 1.25rem;
    text-align: center;
}
.stat-value { font-size: 2rem; font-weight: 800; color: var(--text); }
.stat-label { font-size: 0.75rem; color: var(--text-3); font-weight: 500; text-transform: uppercase; letter-spacing: 0.06em; margin-top: 0.25rem; }

/* Chart container */
.chart-wrap {
    background: var(--glass-bg); border: 1px solid var(--glass-border);
    backdrop-filter: var(--blur); border-radius: var(--radius-lg);
    padding: 1.5rem; margin-bottom: 1.25rem;
}

/* ── 27. SETTINGS PAGES ────────────────────────────────────── */
.settings-section {
    background: var(--glass-bg); border: 1px solid var(--glass-border);
    backdrop-filter: var(--blur); border-radius: var(--radius-lg);
    padding: 1.5rem; margin-bottom: 1.25rem;
}
.settings-section-title {
    font-size: 0.85rem; font-weight: 700; letter-spacing: 0.06em;
    text-transform: uppercase; color: var(--text-3);
    margin-bottom: 1.25rem; padding-bottom: 0.6rem;
    border-bottom: 1px solid var(--glass-border);
}
.settings-row {
    display: flex; align-items: center; justify-content: space-between;
    padding: 0.85rem 0; border-bottom: 1px solid var(--glass-border);
}
.settings-row:last-child { border-bottom: none; }
.settings-label { font-size: 0.875rem; font-weight: 600; color: var(--text); }
.settings-desc  { font-size: 0.78rem; color: var(--text-3); margin-top: 0.15rem; }

/* Toggle switch */
.toggle-switch { position: relative; display: inline-block; width: 44px; height: 24px; }
.toggle-switch input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
    position: absolute; cursor: pointer; inset: 0;
    background: var(--glass-bg-md); border: 1px solid var(--glass-border);
    border-radius: 100px; transition: 0.3s;
}
.toggle-slider::before {
    content: ''; position: absolute;
    width: 18px; height: 18px; border-radius: 50%;
    left: 2px; top: 2px;
    background: var(--text-3);
    transition: 0.3s;
}
.toggle-switch input:checked + .toggle-slider { background: #0ea5e9; border-color: #0ea5e9; }
.toggle-switch input:checked + .toggle-slider::before { transform: translateX(20px); background: #fff; }

/* ── 28. SETUP / ONBOARDING PAGES ──────────────────────────── */
.setup-container { max-width: 640px; margin: 0 auto; padding: 2rem 1.5rem; }
.setup-card {
    background: var(--glass-bg); border: 1px solid var(--glass-border);
    backdrop-filter: var(--blur); border-radius: var(--radius-xl);
    padding: 2.5rem;
}
.setup-step-indicator {
    display: flex; align-items: center; gap: 0.5rem;
    margin-bottom: 2rem;
}
.setup-step {
    width: 28px; height: 28px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.75rem; font-weight: 700;
    background: var(--glass-bg-md); border: 1px solid var(--glass-border);
    color: var(--text-3);
}
.setup-step.active { background: var(--accent-grad); border-color: transparent; color: #fff; }
.setup-step.done { background: rgba(74,222,128,0.2); border-color: rgba(74,222,128,0.3); color: var(--success); }
.setup-step-line { flex: 1; height: 1px; background: var(--glass-border); }

/* ── 29. LEGAL PAGES ───────────────────────────────────────── */
.legal-wrap { max-width: 820px; margin: 0 auto; padding: 3rem 1.5rem; position: relative; z-index: 1; }
.legal-header { margin-bottom: 2.5rem; }
.legal-header h1 { font-size: 2rem; font-weight: 800; margin-bottom: 0.5rem; }
.legal-header .last-updated { font-size: 0.8rem; color: var(--text-3); }
.legal-body h2 { font-size: 1.1rem; font-weight: 700; color: var(--text); margin: 2rem 0 0.75rem; }
.legal-body p  { color: var(--text-2); font-size: 0.9rem; line-height: 1.7; margin-bottom: 0.85rem; }
.legal-body ul { color: var(--text-2); font-size: 0.9rem; line-height: 1.7; padding-left: 1.5rem; margin-bottom: 1rem; }
.legal-body a  { color: var(--accent); }

/* ── 30. UTILITY CLASSES ───────────────────────────────────── */
.glass { background: var(--glass-bg); border: 1px solid var(--glass-border); backdrop-filter: var(--blur); border-radius: var(--radius-md); }
.glass-hi { background: var(--glass-bg-hi); border: 1px solid var(--glass-border-hi); backdrop-filter: var(--blur); border-radius: var(--radius-md); }

.divider { border: none; border-top: 1px solid var(--glass-border); margin: 1.25rem 0; }

.scroll-top { position: fixed; bottom: 2rem; right: 2rem; width: 42px; height: 42px; border-radius: 50%; background: var(--glass-bg-hi); border: 1px solid var(--glass-border-hi); backdrop-filter: var(--blur); color: var(--text); display: flex; align-items: center; justify-content: center; cursor: pointer; z-index: 90; transition: all 0.2s; text-decoration: none; }
.scroll-top:hover { background: var(--accent-grad); border-color: transparent; color: #fff; }

.spinner-border { color: var(--accent) !important; }

/* ── 31. RESPONSIVE ────────────────────────────────────────── */
@media (max-width: 768px) {
    .page-content { padding: 1.25rem 1rem; }
    .hottubs-grid { grid-template-columns: 1fr; }
    .spa-status-grid { grid-template-columns: 1fr; }
    .water-quality-grid { grid-template-columns: 1fr 1fr; }
    .pump-grid { grid-template-columns: 1fr; }
    .panel { padding: 1.1rem; }
    .page-header { flex-direction: column; align-items: flex-start; }
    .account-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .nav-menu {
        background: rgba(6,13,26,0.97) !important;
        backdrop-filter: blur(24px) !important;
        -webkit-backdrop-filter: blur(24px) !important;
        box-shadow: -4px 0 40px rgba(0,0,0,0.6) !important;
        border-left: 1px solid rgba(255,255,255,0.1) !important;
    }
    .nav-menu li a {
        color: rgba(255,255,255,0.8) !important;
    }
    .nav-menu li a:hover,
    .nav-menu li a.active {
        background: rgba(255,255,255,0.08) !important;
        color: #fff !important;
    }
}

@media (max-width: 640px) {
    .hero { padding: 4rem 1.25rem 3rem; }
    .navbar-inner { padding: 0 1rem; }
    .nav-links { display: none; }
    .feature-grid, .steps-grid, .product-grid { grid-template-columns: 1fr; }
    .footer-inner { flex-direction: column; align-items: flex-start; }
    .auth-box { padding: 1.75rem 1.25rem; }
    .setup-card { padding: 1.5rem 1.1rem; }
    .history-grid { grid-template-columns: 1fr; }
    .widget-actions { flex-direction: column; }
    .temp-value-lg { font-size: 2rem; }
    .cta-card { padding: 2.5rem 1.25rem; }
}

@media (max-width: 480px) {
    .water-quality-grid { grid-template-columns: 1fr; }
    .pump-controls, .light-controls { flex-direction: column; }
    .control-btn { width: 100%; text-align: center; }
    .temp-control-group { flex-direction: column; align-items: stretch; }
    .temp-input { width: 100%; }
}