/* Base */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
    color: #0f172a;
    background: #ffffff;
    line-height: 1.7;
}

:root {
    --brand: #10b981; /* emerald */
    --brand-2: #14b8a6; /* teal */
    --brand-dark: #059669;
    --text: #0f172a;
    --muted: #64748b;
    --bg-soft: #f8fafc;
    --border: #e5e7eb;
    --container: 1200px;
    --radius: 14px;
    --shadow-sm: 0 6px 20px rgba(2, 6, 23, .06);
    --shadow-md: 0 14px 40px rgba(2, 6, 23, .10);
    /* Logo gradient overrides (can be customized) */
    --logo-from: var(--brand-2);
    --logo-to: var(--brand);
}

.container { max-width: var(--container); margin: 0 auto; padding: 0 16px; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 40; background: #fff; border-bottom: 1px solid var(--border); box-shadow: none; }
.site-header.is-scrolled { box-shadow: 0 6px 20px rgba(0,0,0,.06); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo { color: #0f172a; font-weight: 800; text-decoration: none; font-size: 24px; letter-spacing: .2px; font-family: 'Plus Jakarta Sans', 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif; display: inline-flex; align-items: center; gap: 10px; }
.logo-mark { width: 32px; height: 32px; border-radius: 10px; background: linear-gradient(180deg, var(--logo-from), var(--logo-to)); display: grid; place-items: center; box-shadow: 0 6px 18px rgba(16,185,129,.25); }
.logo-letter { color: #ffffff; font-weight: 900; font-size: 18px; line-height: 1; font-family: 'Plus Jakarta Sans', 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif; }
.logo-text { line-height: 1; }

.main-nav ul { list-style: none; display: flex; gap: 8px; padding: 0; margin: 0; }
.main-nav a { text-decoration: none; color: var(--text); padding: 10px 12px; border-radius: 8px; font-weight: 600; }
.main-nav a:hover { background: var(--bg-soft); }
.nav-toggle { display: none; background: #fff; border: 1px solid var(--border); padding: 10px 14px; border-radius: 10px; box-shadow: var(--shadow-sm); }

/* Buttons */
.btn { display: inline-block; padding: 12px 18px; border-radius: 12px; text-decoration: none; transition: transform .06s ease, box-shadow .2s ease, background .2s ease; font-weight: 700; letter-spacing: .2px; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: linear-gradient(180deg, var(--brand-2), var(--brand)); color: #ffffff; box-shadow: 0 10px 24px rgba(16,185,129,.22); border: 1px solid #10b981; }
.btn-primary:hover { background: linear-gradient(180deg, #1ec9b8, var(--brand)); box-shadow: 0 16px 36px rgba(16,185,129,.30); }
.btn-secondary { background: #fff; color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { background: #fff; box-shadow: var(--shadow-sm); }

/* Hero */
.hero { background: radial-gradient(900px 600px at 100% -20%, #ecfeff 0%, #ffffff 60%); padding: 90px 0 60px; border-bottom: 1px solid var(--border); }
.hero-inner { display: grid; grid-template-columns: 1.15fr .85fr; gap: 40px; align-items: center; }
.hero h1 { font-size: 48px; line-height: 1.08; margin: 0 0 16px; letter-spacing: -.6px; font-family: 'Plus Jakarta Sans', 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif; }
.hero p { color: var(--muted); margin: 0 0 18px; font-size: 18px; }
.hero-ctas { display: flex; gap: 12px; margin: 10px 0 18px; flex-wrap: wrap; }
.hero-media img { width: 100%; height: auto; border-radius: 14px; box-shadow: var(--shadow-sm); border: 1px solid var(--border); }
.trust-points { display: flex; gap: 18px; padding: 0; margin: 14px 0 0; list-style: none; color: var(--muted); flex-wrap: wrap; }

/* Sections */
section { padding: 56px 0; }
section h2 { font-size: 34px; margin: 0 0 22px; letter-spacing: -.2px; font-family: 'Plus Jakarta Sans', 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif; }

.grid { display: grid; gap: 16px; }
.services-grid { grid-template-columns: repeat(3, 1fr); }

.card { border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; background: #fff; transition: transform .15s ease, box-shadow .2s ease; }
.card:hover { transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.card h3 { margin-top: 0; }
.link { color: var(--brand-dark); text-decoration: none; font-weight: 600; }
.link:hover { text-decoration: underline; }

/* Services page extras */
.service-cards { grid-template-columns: repeat(3, 1fr); }
.service-icon { width: 56px; height: 56px; border-radius: 14px; display: grid; place-items: center; font-size: 24px; margin-bottom: 8px; background: linear-gradient(180deg, var(--brand-2), var(--brand)); color: #fff; box-shadow: 0 10px 26px rgba(16,185,129,.22); }

.check-list { padding-left: 0; list-style: none; }
.check-list li { position: relative; padding-left: 26px; margin: 6px 0; }
.check-list li::before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--brand-dark); font-weight: 900; }

.price-grid { grid-template-columns: repeat(3, 1fr); }
.price-card { border: 1px solid var(--border); }
.price-card.highlight { outline: 2px solid var(--brand); }
.price-card .price { font-weight: 800; font-size: 22px; color: var(--brand-dark); margin: 6px 0 10px; }

.steps-grid { grid-template-columns: repeat(5, 1fr); gap: 12px; }
.step-card { text-align: center; }
.step-num { width: 36px; height: 36px; border-radius: 50%; margin: 0 auto 8px; display: grid; place-items: center; background: linear-gradient(180deg, var(--brand-2), var(--brand)); color: #fff; font-weight: 800; }

/* CTA */
.cta { background: #fff; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.cta-inner { text-align: center; max-width: 820px; margin: 0 auto; }

/* FAQ */
details { border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; margin-bottom: 12px; background: #fff; }
summary { cursor: pointer; font-weight: 700; }

/* About page feature cards */
.about-features { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 22px; }
.feature-card { display: grid; grid-template-columns: 56px 1fr; gap: 12px; align-items: start; background: #fff; border: 1px solid var(--border); border-radius: 16px; padding: 16px; box-shadow: var(--shadow-sm); }
.feature-card h4 { margin: 0 0 6px; font-size: 16px; color: #0b1220; }
.feature-card p { margin: 0; font-size: 14px; color: var(--muted); }
.feature-icon { width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center; color: #fff; font-size: 22px; background: linear-gradient(180deg, var(--brand-2), var(--brand)); box-shadow: 0 8px 20px rgba(16,185,129,.25); }

/* Footer */
.site-footer { background: #0f1012; color: #e7eaee; padding-top: 36px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 22px; }
.site-footer a { color: #ffffff; text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }
.copyright { border-top: 1px solid #24262a; margin-top: 18px; padding: 12px 0 28px; color: #c7ccd2; font-size: 14px; }

/* Before-After gallery (interactive slider) */
.ba-grid { grid-template-columns: repeat(3, 1fr); }
.ba { position: relative; overflow: hidden; border-radius: 12px; border: 1px solid var(--border); background: #0d0d0d; box-shadow: var(--shadow-sm); aspect-ratio: 4 / 3; }
.ba img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; }
.ba .after { clip-path: inset(0 0 0 calc(var(--pos, 50%))); transition: clip-path .06s linear; }
.ba .ba-handle { position: absolute; top: 0; bottom: 0; left: var(--pos, 50%); width: 0; transform: translateX(-1px); }
.ba .ba-handle::before { content: ""; position: absolute; top: 0; bottom: 0; left: -1px; width: 2px; background: #ffffff; }
.ba .ba-handle::after { content: ""; position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); width: 28px; height: 28px; background: linear-gradient(180deg, var(--brand-2), var(--brand)); border-radius: 50%; box-shadow: 0 4px 16px rgba(20,184,166,.35), inset 0 0 0 2px rgba(255,255,255,.7); }
.ba-caption { position: absolute; left: 10px; bottom: 10px; padding: 8px 10px; font-size: 13px; background: rgba(255,255,255,.94); border: 1px solid var(--border); border-radius: 8px; color: #222; box-shadow: var(--shadow-sm); }

/* Drag states */
.ba.is-dragging, .ba.is-dragging * { cursor: col-resize !important; user-select: none; }

/* WhatsApp floating button */
.wa-float { position: fixed; right: 16px; bottom: 16px; z-index: 60; width: 56px; height: 56px; border-radius: 999px; background: #25D366; color: #fff; display: grid; place-items: center; text-decoration: none; box-shadow: 0 12px 28px rgba(0,0,0,.18); border: 1px solid rgba(0,0,0,.06); }
.wa-float:hover { filter: brightness(1.05); box-shadow: 0 16px 36px rgba(0,0,0,.22); }
.wa-float svg { width: 28px; height: 28px; }

/* Responsive */
@media (max-width: 900px) {
    .hero-inner { grid-template-columns: 1fr; }
    .services-grid { grid-template-columns: 1fr 1fr; }
    .service-cards { grid-template-columns: 1fr 1fr; }
    .ba-grid { grid-template-columns: 1fr 1fr; }
    .price-grid { grid-template-columns: 1fr 1fr; }
    .steps-grid { grid-template-columns: 1fr 1fr 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
    .main-nav ul { display: none; position: absolute; right: 16px; top: 64px; background: #fff; border: 1px solid var(--border); border-radius: 10px; padding: 8px; width: min(280px, 90vw); box-shadow: 0 16px 40px rgba(0,0,0,.08); }
    .main-nav ul.open { display: flex; flex-direction: column; }
    .nav-toggle { display: inline-block; }
    .services-grid { grid-template-columns: 1fr; }
    .service-cards { grid-template-columns: 1fr; }
    .ba-grid { grid-template-columns: 1fr; }
    .price-grid { grid-template-columns: 1fr; }
    .steps-grid { grid-template-columns: 1fr 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .hero { padding: 52px 0; }
    .hero h1 { font-size: 34px; }
}