/* Fonts loaded via <link> preconnect in HTML */

:root {
    /* Brand */
    --brand-navy: #0f1b29;
    --brand-blue: #0043ce;
    --brand-blue-light: #1a56e8;
    --light-bg: #f6f8fc;
    --text-gray: #4a5568;
    --border: #e4e8f0;
    /* Fluid horizontal padding — 6% min, caps content at 1280px on wide screens */
    --content-pad: max(6%, calc(50% - 640px));
    --section-pad: 96px var(--content-pad);

    /* Extended palette — semantic tokens */
    --brand-navy-light: #1a3352;          /* dark section gradient end */
    --brand-navy-hover: #1a2e44;          /* navy hover state */
    --brand-blue-tint: #eef4ff;           /* light blue surface tint */
    --brand-blue-tint-2: #dce8ff;         /* slightly deeper blue tint */
    --brand-blue-border: #d0e2ff;         /* blue-tinted border */
    --brand-blue-on-dark: #7eb3ff;        /* blue for dark backgrounds */
    --surface: #ffffff;
    --surface-subtle: #f5f8fd;            /* near-white with blue tint */
    --border-subtle: #f0f3f8;             /* very light blue-tinted separator */
    --border-input: #cccccc;              /* form input border */
    --text-muted: #6b7280;                /* secondary/muted text */
    --text-disabled: #9ca3af;             /* unavailable/offline */
    --text-on-dark: #8fa8c8;              /* secondary text on dark bg — solid blue-gray */
    --text-on-dark-link: #aabdd8;         /* links on dark bg — solid blue-tinted */
    --text-on-dark-body: #bccfe8;         /* body copy on dark bg — solid light blue */
    --status-online: #059669;             /* live / online status */
    --status-pulse: #10b981;              /* online pulse dot */
    --color-error: #c53030;               /* error state */

    /* Typography — families */
    --font-display: 'Space Grotesk', system-ui, sans-serif;
    --font-body: 'Plus Jakarta Sans', system-ui, sans-serif;

    /* Typography — scale */
    --text-xs:   0.75rem;    /* 12px — captions, labels, legal */
    --text-sm:   0.875rem;   /* 14px — secondary UI, metadata */
    --text-base: 1rem;       /* 16px — body text */
    --text-md:   1.125rem;   /* 18px — lead text, large body */
    --text-lg:   1.25rem;    /* 20px — card headings */
    --text-xl:   1.5rem;     /* 24px — subheadings */
    --text-2xl:  2.125rem;   /* 34px — feature section h2 */
    --text-3xl:  2.25rem;    /* 36px — section headers */
    --text-hero: clamp(2.5rem, 4vw + 0.5rem, 3.5rem);         /* hero h1: 40–56px */
    --text-page-hero: clamp(2rem, 3vw + 0.75rem, 2.875rem);   /* inner page h1: 32–46px */
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: var(--font-body); font-kerning: normal; }

body { background-color: var(--surface); color: var(--brand-navy); line-height: 1.6; }

/* ── Top Bar ── */
.top-bar {
    background-color: var(--brand-blue-tint);
    text-align: center;
    padding: 12px;
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--brand-blue);
    border-bottom: 1px solid var(--brand-blue-border);
}

/* ── Nav ── */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px var(--content-pad);
    background: var(--surface);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border);
}

.logo-container { display: flex; align-items: center; gap: 4px; text-decoration: none; color: var(--brand-navy); }
.logo-box { border: 4px solid var(--brand-navy); width: 48px; height: 48px; display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-weight: 700; font-size: 1.875rem; line-height: 1; }
.logo-text { font-family: var(--font-display); font-size: 2.125rem; font-weight: 700; letter-spacing: 0.05em; }

.nav-links a { margin: 0 15px; text-decoration: none; color: var(--text-gray); font-weight: 500; font-size: var(--text-sm); transition: color 0.2s; }
.nav-links a:hover, .nav-links a.active { color: var(--brand-blue); }

.btn-primary { background-color: var(--brand-blue); color: white; padding: 12px 20px; text-decoration: none; border-radius: 4px; font-weight: 600; font-size: var(--text-sm); transition: background 0.2s; display: inline-block; border: none; cursor: pointer; }
.btn-primary:hover { background-color: var(--brand-blue-light); }

.btn-secondary { background-color: transparent; color: var(--brand-navy); padding: 12px 20px; text-decoration: none; border-radius: 4px; font-weight: 600; font-size: var(--text-sm); border: 2px solid var(--brand-navy); display: inline-block; transition: all 0.2s; }
.btn-secondary:hover { background-color: var(--brand-navy); color: white; }

/* ── Hero ── */
.hero {
    display: flex;
    align-items: center;
    padding: 100px var(--content-pad);
    gap: 60px;
    background: linear-gradient(180deg, var(--surface) 0%, var(--surface-subtle) 100%);
}
.hero-content { flex: 1; }
.hero-content h1 {
    font-family: var(--font-display);
    font-size: var(--text-hero);
    font-weight: 700;
    margin-bottom: 1.25rem;
    line-height: 1.05;
    letter-spacing: -0.025em;
}
.hero-content p { font-size: var(--text-md); color: var(--text-gray); margin-bottom: 1.875rem; max-width: 520px; line-height: 1.65; }

.label-tag { display: inline-block; margin-bottom: 1rem; color: var(--brand-blue); font-weight: 700; font-size: var(--text-xs); letter-spacing: 0.1em; text-transform: uppercase; }

.waitlist-form { display: flex; gap: 10px; }
.waitlist-form input { padding: 14px; flex: 1; border: 1px solid var(--border-input); border-radius: 4px; font-size: var(--text-base); max-width: 320px; font-family: var(--font-body); }
.waitlist-form input:focus { outline: none; border-color: var(--brand-blue); box-shadow: 0 0 0 3px rgba(0,67,206,0.1); }
.waitlist-form button { background-color: var(--brand-navy); color: white; border: none; padding: 14px 24px; cursor: pointer; border-radius: 4px; font-weight: 600; font-size: var(--text-base); transition: background 0.2s; white-space: nowrap; font-family: var(--font-body); }
.waitlist-form button:hover { background-color: var(--brand-navy-hover); }
.waitlist-form button:disabled { opacity: 0.6; cursor: not-allowed; }
.waitlist-success { color: var(--brand-blue); font-weight: 600; font-size: var(--text-base); margin-top: 4px; }

.hero-visual { flex: 1; height: 420px; border-radius: 12px; overflow: hidden; box-shadow: 0 24px 64px rgba(15,27,41,0.14); }

/* ── Page Hero (inner pages) ── */
.page-hero {
    background: linear-gradient(135deg, var(--brand-navy) 0%, var(--brand-navy-light) 100%);
    padding: 80px var(--content-pad);
    color: white;
    text-align: center;
}
.page-hero .label-tag { color: var(--brand-blue-on-dark); }
.page-hero h1 {
    font-family: var(--font-display);
    font-size: var(--text-page-hero);
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.1;
    letter-spacing: -0.02em;
}
.page-hero p { font-size: var(--text-md); color: var(--text-on-dark-body); max-width: 600px; margin: 0 auto; line-height: 1.65; }

/* ── Section Shared ── */
section { padding: var(--section-pad); }

.section-label { font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--brand-blue); margin-bottom: 0.75rem; }
.section-header { font-family: var(--font-display); font-size: var(--text-3xl); font-weight: 700; margin-bottom: 1rem; line-height: 1.15; letter-spacing: -0.015em; }
.section-subtext { font-size: var(--text-base); color: var(--text-gray); max-width: 560px; margin-bottom: 3.5rem; line-height: 1.7; }

/* ── Feature Icons (used in .feature-list-item) ── */
.feature-icon {
    width: 52px;
    height: 52px;
    background: var(--brand-blue-tint);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--brand-blue);
    flex-shrink: 0;
}
/* ── Deep Feature Sections (features.html) ── */
.feature-section {
    display: flex;
    align-items: center;
    gap: 72px;
    padding: 80px var(--content-pad);
}
.feature-section.reverse { flex-direction: row-reverse; }
.feature-section:nth-child(even) { background: var(--light-bg); }

.feature-section-content { flex: 1; }
.feature-section-content h2 {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.15;
    letter-spacing: -0.015em;
}
.feature-section-content p { font-size: var(--text-base); color: var(--text-gray); line-height: 1.7; margin-bottom: 1.25rem; }

.feature-bullets { list-style: none; margin-top: 8px; }
.feature-bullets li { padding: 7px 0; font-size: var(--text-sm); color: var(--text-gray); display: flex; align-items: flex-start; gap: 10px; line-height: 1.55; }
.feature-bullets li::before { content: '✓'; color: var(--brand-blue); font-weight: 700; flex-shrink: 0; margin-top: 1px; }

.feature-visual {
    flex: 1;
    min-height: 340px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--brand-blue);
    background: linear-gradient(135deg, var(--brand-blue-tint) 0%, var(--brand-blue-tint-2) 100%);
    border: 1px solid var(--brand-blue-border);
}

/* ── Solutions ── */
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-top: 48px;
}
.solution-card {
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid var(--border);
    transition: transform 0.2s, box-shadow 0.2s;
}
.solution-card:hover { transform: translateY(-4px); box-shadow: 0 16px 48px rgba(15,27,41,0.10); }
.solution-card-image {
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--brand-blue);
}
.solution-card-image.retail { background: linear-gradient(135deg, #dce8ff, #b8d4ff); }
.solution-card-image.corporate { background: linear-gradient(135deg, #e8eef8, #d0ddf2); }
.solution-card-image.education { background: linear-gradient(135deg, #e4ecfa, #c8d8f0); }
.solution-card-body { padding: 28px; }
.solution-card-body h3 { font-family: var(--font-display); font-size: var(--text-lg); font-weight: 700; margin-bottom: 0.625rem; letter-spacing: -0.01em; }
.solution-card-body p { font-size: var(--text-sm); color: var(--text-gray); line-height: 1.65; margin-bottom: 1.25rem; }
.solution-card-body a { font-size: var(--text-xs); font-weight: 600; color: var(--brand-blue); text-decoration: none; letter-spacing: 0.01em; }
.solution-card-body a:hover { text-decoration: underline; }

.use-case-list { list-style: none; margin-bottom: 1.25rem; }
.use-case-list li { padding: 5px 0; font-size: var(--text-xs); color: var(--text-gray); display: flex; align-items: center; gap: 8px; }
.use-case-list li::before { content: '→'; color: var(--brand-blue); font-weight: 700; }

/* ── Pricing ── */
.pricing-section { background: var(--light-bg); padding: var(--section-pad); }
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 48px;
    align-items: start;
}
.pricing-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 36px 32px;
    transition: transform 0.2s, box-shadow 0.2s;
}
.pricing-card:hover { transform: translateY(-4px); }
.pricing-card.featured {
    border: 2px solid var(--brand-blue);
    box-shadow: 0 8px 40px rgba(0,67,206,0.12);
    transform: translateY(-8px);
}
.pricing-card.featured:hover { transform: translateY(-12px); }

.pricing-badge {
    display: inline-block;
    background: var(--brand-blue);
    color: white;
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: 4px 12px;
    border-radius: 100px;
    margin-bottom: 1.25rem;
}

.pricing-plan { font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-gray); margin-bottom: 0.75rem; }
.pricing-price {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 4px;
    letter-spacing: -0.03em;
    font-variant-numeric: tabular-nums;
}
.pricing-price span { font-family: var(--font-body); font-size: var(--text-md); font-weight: 400; color: var(--text-gray); letter-spacing: 0; }
.pricing-desc { font-size: var(--text-sm); color: var(--text-gray); margin-bottom: 1.75rem; padding-top: 8px; line-height: 1.55; }

.pricing-divider { height: 1px; background: var(--border); margin: 24px 0; }

.pricing-features { list-style: none; margin-bottom: 2rem; }
.pricing-features li { padding: 8px 0; font-size: var(--text-sm); color: var(--text-gray); display: flex; align-items: flex-start; gap: 10px; border-bottom: 1px solid var(--border-subtle); }
.pricing-features li:last-child { border-bottom: none; }
.pricing-features li .check { color: var(--brand-blue); font-weight: 700; flex-shrink: 0; }
.pricing-features li .dash { color: var(--text-muted); }
.pricing-unavailable { color: var(--text-muted); }

.pricing-cta { display: block; text-align: center; padding: 13px; border-radius: 6px; font-weight: 600; font-size: var(--text-sm); text-decoration: none; transition: all 0.2s; }
.pricing-cta.primary { background: var(--brand-blue); color: white; }
.pricing-cta.primary:hover { background: var(--brand-blue-light); }
.pricing-cta.secondary { border: 2px solid var(--brand-navy); color: var(--brand-navy); }
.pricing-cta.secondary:hover { background: var(--brand-navy); color: white; }

/* ── Billing Toggle ── */
.billing-toggle {
    display: inline-flex;
    background: var(--border);
    border-radius: 8px;
    padding: 3px;
    margin: 24px auto 0;
}
.billing-btn {
    background: none;
    border: none;
    padding: 8px 20px;
    border-radius: 6px;
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-gray);
    cursor: pointer;
    transition: background 0.18s, color 0.18s;
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
}
.billing-btn.active {
    background: var(--surface);
    color: var(--brand-navy);
    box-shadow: 0 1px 3px rgba(15,27,41,0.1);
}
.billing-save {
    background: var(--brand-blue);
    color: white;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.04em;
    padding: 2px 6px;
    border-radius: 4px;
    text-transform: uppercase;
}
.annual-billing-note {
    font-size: var(--text-xs);
    color: var(--text-muted);
    margin-top: 4px;
    min-height: 1.2em;
}

/* ── FAQ ── */
.faq-section { padding: var(--section-pad); }
.faq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 40px; }
.faq-item { background: var(--light-bg); border: 1px solid var(--border); border-radius: 10px; padding: 24px; }
.faq-item h4 { font-family: var(--font-display); font-size: var(--text-base); font-weight: 700; margin-bottom: 0.625rem; letter-spacing: -0.005em; }
.faq-item p { font-size: var(--text-sm); color: var(--text-gray); line-height: 1.7; }

/* ── CTA Banner ── */
.cta-banner {
    background: linear-gradient(135deg, var(--brand-navy) 0%, var(--brand-navy-light) 100%);
    padding: 80px var(--content-pad);
    text-align: center;
    color: white;
}
.cta-banner h2 { font-family: var(--font-display); font-size: clamp(1.875rem, 2.5vw + 0.5rem, 2.375rem); font-weight: 700; margin-bottom: 0.875rem; letter-spacing: -0.015em; }
.cta-banner p { font-size: var(--text-md); color: var(--text-on-dark-body); margin-bottom: 2.25rem; }
.cta-banner .btn-primary { background: var(--surface); color: var(--brand-navy); font-size: var(--text-base); padding: 14px 32px; }
.cta-banner .btn-primary:hover { background: var(--brand-blue-tint); color: var(--brand-blue); }

/* ── Footer ── */
footer {
    background: var(--brand-navy);
    color: var(--text-on-dark);
    padding: 40px var(--content-pad);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: var(--text-sm);
}
footer .logo-container .logo-box { border-color: white; color: white; width: 36px; height: 36px; font-size: 1.375rem; border-width: 3px; }
footer .logo-container .logo-text { font-size: 1.625rem; color: white; }
footer a { color: var(--text-on-dark-link); text-decoration: none; margin-left: 20px; }
footer a:hover { color: white; }

/* ── Dashboard Mockup ── */
/* Fixed px scale intentional for UI mockup — simulates a real app */
.db-browser { width: 100%; height: 100%; display: flex; flex-direction: column; background: white; border: 1px solid #d1d5db; border-radius: 12px; overflow: hidden; }

.db-chrome { height: 36px; background: #f3f4f6; border-bottom: 1px solid #e5e7eb; display: flex; align-items: center; padding: 0 14px; gap: 12px; flex-shrink: 0; }
.db-dots { display: flex; gap: 6px; align-items: center; }
.db-dot-r, .db-dot-y, .db-dot-g { width: 10px; height: 10px; border-radius: 50%; display: block; }
.db-dot-r { background: #fc605b; }
.db-dot-y { background: #fdbc40; }
.db-dot-g { background: #34c84a; }
.db-urlbar { background: #e9eaec; border-radius: 4px; padding: 3px 12px; font-size: 11px; color: #6b7280; flex: 1; max-width: 210px; text-align: center; font-family: monospace; }

.db-shell { display: flex; flex: 1; overflow: hidden; }

.db-sidebar { width: 52px; background: var(--brand-navy); display: flex; flex-direction: column; align-items: center; padding: 14px 0; flex-shrink: 0; }
.db-brand { width: 30px; height: 30px; border: 2.5px solid white; color: white; display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-weight: 700; font-size: 15px; margin-bottom: 18px; flex-shrink: 0; }
.db-navgroup { display: flex; flex-direction: column; gap: 2px; flex: 1; }
.db-navbottom { margin-top: auto; }
.db-navitem { width: 36px; height: 36px; border-radius: 8px; display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.4); cursor: pointer; }
.db-navactive { background: rgba(0,67,206,0.55); color: white !important; }

.db-main { flex: 1; display: flex; flex-direction: column; overflow: hidden; background: #f9fafb; }

.db-topbar { display: flex; align-items: center; justify-content: space-between; padding: 11px 16px; background: white; border-bottom: 1px solid #f0f0f0; flex-shrink: 0; }
.db-pagetitle { font-size: 14px; font-weight: 700; color: var(--brand-navy); font-family: var(--font-display); }
.db-topactions { display: flex; align-items: center; gap: 8px; }
.db-filter { font-size: 11px; color: #6b7280; background: #f3f4f6; padding: 4px 8px; border-radius: 4px; cursor: pointer; }
.db-addbtn { background: var(--brand-blue); color: white; border: none; padding: 5px 10px; border-radius: 4px; font-size: 11px; font-weight: 600; cursor: pointer; white-space: nowrap; }

.db-statsrow { display: flex; gap: 6px; padding: 10px 16px; flex-shrink: 0; }
.db-statpill { display: flex; align-items: center; gap: 5px; background: white; border: 1px solid #e5e7eb; border-radius: 20px; padding: 4px 10px; font-size: 11px; color: #6b7280; }
.db-statpill strong { color: var(--brand-navy); font-size: 12px; }
.db-statpill.is-online strong { color: var(--status-online); }
.db-pulse { width: 7px; height: 7px; background: var(--status-pulse); border-radius: 50%; display: block; flex-shrink: 0; }

.db-screengrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; padding: 10px 16px 16px; overflow-y: auto; }

.db-screencard { background: white; border: 1px solid #e5e7eb; border-radius: 8px; overflow: hidden; }
.db-thumb { height: 84px; padding: 10px; display: flex; flex-direction: column; justify-content: flex-end; }
.db-thumb-bar { border-radius: 3px; width: 100%; }
.db-thumb-line { height: 5px; background: rgba(255,255,255,0.35); border-radius: 2px; margin-top: 4px; }
.db-cardfoot { display: flex; align-items: center; justify-content: space-between; padding: 7px 9px; background: white; }
.db-cardname { font-size: 11px; font-weight: 600; color: var(--brand-navy); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.db-status { font-size: 10px; font-weight: 600; white-space: nowrap; flex-shrink: 0; }
.db-status.live { color: var(--status-online); }
.db-status.offline { color: var(--text-disabled); }

/* ── Accessibility Utilities ── */

/* Visually hidden but accessible to screen readers */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}

/* Skip navigation link — visible on focus only */
.skip-link {
    position: absolute;
    top: -100%;
    left: 0;
    padding: 12px 20px;
    background: var(--brand-blue);
    color: white;
    font-weight: 600;
    font-size: var(--text-sm);
    text-decoration: none;
    z-index: 9999;
    border-radius: 0 0 4px 0;
    transition: top 0.15s;
}
.skip-link:focus { top: 0; }

/* Focus indicators — keyboard navigation only */
:focus-visible {
    outline: 2px solid var(--brand-blue);
    outline-offset: 2px;
    border-radius: 2px;
}
:focus:not(:focus-visible) { outline: none; }

/* Nav item that isn't a real link yet */
.nav-link-coming-soon {
    margin: 0 15px;
    color: var(--text-disabled);
    font-weight: 500;
    font-size: var(--text-sm);
    cursor: default;
    user-select: none;
}

/* Waitlist inline error message */
.waitlist-error {
    color: var(--color-error);
    font-weight: 500;
    font-size: var(--text-sm);
    margin-top: 8px;
}

/* Reduced motion — respect user preference */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ── Utility ── */
.section-intro { text-align: center; margin-bottom: 48px; }
.section-intro .section-subtext { margin-inline: auto; }

/* ── Utility / One-off layout sections ── */
.section-light { background: var(--light-bg); }
.section-feature-teaser { padding: 64px var(--content-pad); background: var(--surface); }

/* ── Why Zigns — numbered triptych (index.html) ── */
.why-intro { text-align: left; margin-bottom: 0; }
.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid var(--border);
    margin-top: 40px;
}
.why-item {
    padding: 36px 32px 36px 0;
    border-right: 1px solid var(--border);
}
.why-item:last-child { border-right: none; }
.why-item:not(:first-child) { padding-left: 32px; }
.why-num {
    font-family: var(--font-display);
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.12em;
    color: var(--brand-blue);
    margin-bottom: 18px;
}
.why-item h3 { font-family: var(--font-display); font-size: var(--text-lg); font-weight: 700; margin-bottom: 0.6rem; letter-spacing: -0.01em; }
.why-item p { font-size: var(--text-sm); color: var(--text-gray); line-height: 1.7; }

/* ── Feature list — 2-col horizontal (features.html) ── */
.feature-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px 56px;
    margin-top: 48px;
}
.feature-list-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}
.feature-list-item .feature-icon {
    flex-shrink: 0;
    margin-bottom: 0;
    margin-top: 2px;
}
.feature-list-item h3 { font-family: var(--font-display); font-size: var(--text-base); font-weight: 700; margin-bottom: 0.35rem; letter-spacing: -0.01em; }
.feature-list-item p { font-size: var(--text-sm); color: var(--text-gray); line-height: 1.65; }

/* ── Industry-specific section tints (solutions.html) ── */
.feature-section--retail    { background: #f4f7ff; }
.feature-section--corporate { background: #f0f6ff; }
.feature-section--education { background: #f1f5fb; }
.feature-visual--retail     { background: linear-gradient(135deg, #dce8ff, #b8d4ff); }
.feature-visual--corporate  { background: linear-gradient(135deg, #e3f0fe, #c5dcfa); }
.feature-visual--education  { background: linear-gradient(135deg, #e4ecfa, #c8d8f0); }

/* ── Pricing note ── */
.pricing-note {
    text-align: center;
    margin-top: 2rem;
    font-size: var(--text-sm);
    color: var(--text-gray);
}

/* ── Donut Easter Egg ── */
.donut-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 27, 41, 0.85);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    cursor: pointer;
    backdrop-filter: blur(4px);
    animation: donut-fade-in 0.3s ease-out;
}
.donut-overlay[hidden] { display: none; }
.donut-emoji {
    font-size: 9rem;
    line-height: 1;
    animation: donut-spin-in 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    user-select: none;
}
.donut-msg {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 700;
    color: white;
    letter-spacing: -0.01em;
}
.donut-sub {
    font-size: var(--text-sm);
    color: var(--text-on-dark-body);
}
@keyframes donut-fade-in {
    from { opacity: 0; }
    to   { opacity: 1; }
}
@keyframes donut-spin-in {
    from { transform: scale(0.2) rotate(-180deg); opacity: 0; }
    to   { transform: scale(1) rotate(0deg); opacity: 1; }
}

/* ── Mobile Navigation ── */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    width: 44px;
    height: 44px;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    flex-shrink: 0;
    margin-left: 8px;
}
.nav-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--brand-navy);
    border-radius: 2px;
    transition: transform 0.2s, opacity 0.2s;
    pointer-events: none;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
    position: fixed;
    inset: 0;
    background: var(--surface);
    z-index: 998;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 40px;
}
.mobile-nav[hidden] { display: none; }
.mobile-nav-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--brand-navy);
    border-radius: 4px;
    transition: background 0.15s;
}
.mobile-nav-close:hover { background: var(--light-bg); }
.mobile-nav a {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--brand-navy);
    text-decoration: none;
    padding: 10px 20px;
    letter-spacing: -0.01em;
    transition: color 0.15s;
}
.mobile-nav a:hover, .mobile-nav a.active { color: var(--brand-blue); }
.mobile-nav .nav-link-coming-soon {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-disabled);
    padding: 10px 20px;
    cursor: default;
}
.mobile-nav .btn-primary {
    margin-top: 24px;
    font-size: var(--text-base);
    padding: 14px 36px;
}

/* ── Responsive ── */

/* Tablet — ≤ 900px */
@media (max-width: 900px) {
    .nav-links { display: none; }
    .nav-toggle { display: flex; }
    .hero { flex-direction: column; padding: 64px var(--content-pad); }
    .hero-content h1 { font-size: clamp(2rem, 8vw, 2.5rem); }
    .hero-visual { height: auto; min-height: 300px; }
    .feature-section, .feature-section.reverse { flex-direction: column; padding: 60px var(--content-pad); gap: 36px; }
    .page-hero h1 { font-size: 2rem; }
    footer { flex-direction: column; gap: 16px; text-align: center; }
    footer > div { display: flex; flex-wrap: wrap; justify-content: center; gap: 4px 16px; }
    footer > div a { margin-left: 0; }
    /* 2-column intermediate on tablet */
    .solutions-grid { grid-template-columns: repeat(2, 1fr); }
    .faq-grid { grid-template-columns: repeat(2, 1fr); }
    .why-grid { grid-template-columns: repeat(2, 1fr); }
    .why-item:nth-child(2) { border-right: none; }
    .why-item:nth-child(3) { padding-left: 0; border-top: 1px solid var(--border); border-right: none; }
    .feature-list { grid-template-columns: 1fr; gap: 24px; }
    /* Pricing: 1-col — featured card transform removed */
    .pricing-grid { grid-template-columns: 1fr; }
    .pricing-card.featured { transform: none; }
    /* Waitlist form wraps on narrow viewports */
    .waitlist-form { flex-wrap: wrap; }
    .waitlist-form input { max-width: 100%; }
}

/* Mobile — ≤ 600px */
@media (max-width: 600px) {
    .solutions-grid, .faq-grid { grid-template-columns: 1fr; }
    .why-grid { grid-template-columns: 1fr; }
    .why-item { border-right: none !important; border-top: 1px solid var(--border); padding-left: 0 !important; padding-right: 0 !important; }
    .why-item:first-child { border-top: none; }
    .hero { padding: 48px var(--content-pad); }
    section { padding: 64px var(--content-pad); }
    .feature-section, .feature-section.reverse { padding: 48px var(--content-pad); }
    .page-hero { padding: 56px var(--content-pad); }
    .cta-banner { padding: 56px var(--content-pad); }
}