/* ============================================================
   SMART-TIV — components & layout (LIGHT theme)
   ============================================================ */

/* ---------- Animated background (looped, GPU, subtle on light) ---------- */
.bg-fx { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; background: var(--bg); }
.bg-fx .grid {
  position: absolute; inset: -2px;
  background-image:
    linear-gradient(rgba(27,79,160,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(27,79,160,0.05) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: radial-gradient(125% 90% at 50% 0%, black 25%, transparent 72%);
  -webkit-mask-image: radial-gradient(125% 90% at 50% 0%, black 25%, transparent 72%);
  animation: grid-drift 30s linear infinite;
}
@keyframes grid-drift { from { background-position: 0 0, 0 0; } to { background-position: 54px 54px, 54px 54px; } }
.bg-fx .blob { position: absolute; border-radius: 50%; filter: blur(80px); will-change: transform; }
.bg-fx .b1 { width: 44vw; height: 44vw; left: -12vw; top: -8vw; background: radial-gradient(circle, rgba(42,100,196,0.30), transparent 65%); animation: float-a 24s var(--ease) infinite; }
.bg-fx .b2 { width: 40vw; height: 40vw; right: -12vw; top: 6vw; background: radial-gradient(circle, rgba(253,185,19,0.28), transparent 65%); animation: float-b 29s var(--ease) infinite; }
.bg-fx .b3 { width: 36vw; height: 36vw; left: 36vw; bottom: -16vw; background: radial-gradient(circle, rgba(42,100,196,0.18), transparent 65%); animation: float-c 33s var(--ease) infinite; }
@keyframes float-a { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(7vw, 6vw) scale(1.12); } }
@keyframes float-b { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(-6vw, 8vw) scale(1.1); } }
@keyframes float-c { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(-5vw,-6vw) scale(1.15); } }
@media (prefers-reduced-motion: reduce) { .bg-fx .grid, .bg-fx .blob { animation: none; } }

/* ---------- Header / Nav ---------- */
.header { position: fixed; top: 0; left: 0; right: 0; z-index: 50; transition: background 0.4s var(--ease), box-shadow 0.4s var(--ease), border-color 0.4s; border-bottom: 1px solid transparent; }
.header.scrolled { background: rgba(255,255,255,0.82); backdrop-filter: blur(16px) saturate(1.4); border-bottom-color: var(--line); box-shadow: var(--sh-sm); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 76px; gap: 18px; flex-wrap: nowrap; }
.brand { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand .logo { height: 40px; width: auto; }
.brand .logo-mark { display: none; height: 46px; width: auto; }

/* ---- Animated text logo (SEO-safe: real DOM text + aria-label, CSS-only motion) ---- */
.brand-logo { display: inline-flex; align-items: center; font-weight: 800; font-size: clamp(1.4rem, 4.6vw, 1.72rem); line-height: 1; letter-spacing: -0.01em; user-select: none; -webkit-user-select: none; }
.brand-logo .bl-smart { background: #fbba00; color: #fff; padding: 0.07em 0.2em; border-radius: 0.14em; letter-spacing: -0.03em; }
.brand-logo .bl-tv { position: relative; display: inline-flex; align-items: center; color: #0033a0; margin-left: 0.005em; padding-right: 0.5em; }
.brand-logo .bl-t { position: relative; z-index: 3; }
.brand-logo .bl-v { position: relative; z-index: 3; transform: translateX(0.5em); animation: bl-moveV 6s var(--ease) infinite; will-change: transform; }
.brand-logo .bl-i { position: absolute; left: 0.66em; top: 50%; width: 0.4em; height: 0.82em; margin-top: -0.41em; z-index: 2; }
.brand-logo .bl-i svg { width: 100%; height: 100%; display: block; opacity: 1; animation: bl-screw 6s var(--ease) infinite; will-change: transform, opacity; }
@keyframes bl-moveV {
  0%, 8%    { transform: translateX(0); }
  20%, 60%  { transform: translateX(0.5em); }
  72%, 100% { transform: translateX(0); }
}
@keyframes bl-screw {
  0%, 8% { transform: translateY(-1.25em) rotate(0deg); opacity: 0; }
  14%    { opacity: 1; }
  20%    { transform: translateY(0) rotate(360deg); opacity: 1; }
  60%    { transform: translateY(0) rotate(360deg); opacity: 1; }
  72%    { transform: translateY(1.25em) rotate(540deg); opacity: 0; }
  72.6%  { transform: translateY(-1.25em) rotate(0deg); opacity: 0; }
  100%   { transform: translateY(-1.25em) rotate(0deg); opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .brand-logo .bl-v { animation: none; transform: translateX(0.5em); }
  .brand-logo .bl-i svg { animation: none; opacity: 1; transform: none; }
}
.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; }
.nav-phone span { white-space: nowrap; }
.nav-links { display: flex; align-items: center; gap: 2px; }
.nav-links a { font-weight: 600; font-size: 0.94rem; color: var(--muted); padding: 9px 12px; border-radius: var(--r-pill); white-space: nowrap; transition: color 0.25s, background 0.25s; }
.nav-links a:hover { color: var(--blue); background: var(--blue-soft); }
.nav-cta { display: flex; align-items: center; gap: 14px; }
.nav-phone { display: inline-flex; align-items: center; justify-content: center; width: 48px; height: 48px; border-radius: 50%; border: 1px solid var(--line); background: #fff; color: var(--blue); flex-shrink: 0; transition: transform 0.3s var(--ease), border-color 0.3s, background 0.3s; }
.nav-phone:hover { transform: translateY(-2px); border-color: var(--blue); background: var(--blue-soft); }
.nav-phone svg { width: 19px; height: 19px; color: var(--blue); }
.nav-phone span { display: none; }

.burger { display: none; width: 48px; height: 48px; border-radius: var(--r-sm); border: 1px solid var(--line); background: #fff; cursor: pointer; flex-direction: column; align-items: center; justify-content: center; gap: 5px; }
.burger span { width: 20px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform 0.3s var(--ease), opacity 0.3s; }
.burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu { position: fixed; inset: 76px 0 auto 0; z-index: 49; background: rgba(255,255,255,0.98); backdrop-filter: blur(18px); border-bottom: 1px solid var(--line); padding: 14px var(--pad) 26px; display: grid; gap: 4px; transform: translateY(-12px); opacity: 0; pointer-events: none; transition: transform 0.35s var(--ease), opacity 0.35s var(--ease); box-shadow: var(--sh); }
.mobile-menu.open { transform: none; opacity: 1; pointer-events: auto; }
.mobile-menu a { padding: 14px 8px; font-weight: 700; font-size: 1.08rem; border-bottom: 1px solid var(--line-2); color: var(--ink); }
.mobile-menu .btn { margin-top: 14px; }

@media (max-width: 1040px) { .nav-links a { padding: 9px 11px; font-size: 0.9rem; } }
@media (max-width: 940px) { .nav-links { display: none; } .nav-phone span { display: none; } .burger { display: flex; } .nav-cta { gap: 10px; } }
@media (max-width: 680px) { .nav-cta .btn-accent { display: none; } }
@media (max-width: 480px) {
  .brand .logo { display: none; }
  .brand .logo-mark { display: block; }
}

/* ---------- Hero ---------- */
.hero { padding-top: clamp(112px, 15vw, 168px); padding-bottom: clamp(40px, 6vw, 76px); }
.hero-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(24px, 4vw, 56px); align-items: center; }
.hero h1 { font-size: clamp(2.2rem, 3.64vw, 2.6rem); margin: 22px 0 20px; }
@media (max-width: 880px) { .hero h1 { font-size: clamp(2.2rem, 5.6vw, 4rem); } }
.hero .lead { color: var(--muted); font-size: clamp(1.05rem, 1.5vw, 1.26rem); max-width: 540px; text-wrap: pretty; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }
.hero-trust { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.hero-trust .stat { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 14px 20px; box-shadow: var(--sh-sm); }
.hero-trust .stat b { display: block; font-size: 1.7rem; font-weight: 800; color: var(--blue); line-height: 1.1; }
.hero-trust .stat > span { display: block; color: var(--faint); font-size: 0.82rem; font-weight: 600; margin-top: 2px; }

.hero-art { position: relative; display: grid; place-items: center; }
.hero-art .glow { position: absolute; width: 92%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, rgba(253,185,19,0.35), transparent 62%); filter: blur(10px); z-index: 0; animation: float-b 18s var(--ease) infinite; }
.hero-art img.master { position: relative; z-index: 2; width: min(100%, 520px); filter: drop-shadow(0 30px 40px rgba(20,34,60,0.22)); }
.hero-chip { position: absolute; z-index: 3; display: inline-flex; align-items: center; gap: 9px; padding: 11px 16px; background: #fff; border: 1px solid var(--line); border-radius: var(--r-pill); box-shadow: var(--sh); font-weight: 700; font-size: 0.88rem; }
.hero-chip svg { width: 18px; height: 18px; }
.hero-chip.c1 { top: 12%; left: -2%; color: var(--green); animation: badge-float 4.5s var(--ease) infinite; }
.hero-chip.c2 { bottom: 14%; right: -1%; color: var(--blue); animation: badge-float 5.5s var(--ease) infinite 0.6s; }
@keyframes badge-float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }
@media (prefers-reduced-motion: reduce) { .hero-art .glow, .hero-chip { animation: none; } }

@media (max-width: 880px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-art { order: -1; }
  .hero-art img.master { width: min(82%, 380px); }
}

/* ---------- Brands strip ---------- */
.brands { display: flex; flex-wrap: wrap; align-items: center; gap: clamp(18px, 4vw, 48px); justify-content: center; padding: 26px clamp(18px,4vw,40px); background:#fff; border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--sh-sm); }
.brands b { font-weight: 800; font-size: clamp(1rem, 2vw, 1.4rem); color: var(--faint); letter-spacing: 0.02em; transition: color 0.3s; }
.brands b:hover { color: var(--blue); }

/* ---------- Problems ---------- */
.problems-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(258px, 1fr)); gap: 16px; }
.problem { display: flex; gap: 15px; align-items: flex-start; }
.problem .x { flex-shrink: 0; width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: #fdece8; color: var(--red); }
.problem .x svg { width: 20px; height: 20px; }
.problem h3 { font-size: 1.04rem; margin-bottom: 5px; font-weight: 800; }
.problem p { color: var(--muted); font-size: 0.94rem; }

.solution-banner { margin-top: 34px; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 22px; padding: clamp(24px,3vw,38px); border-radius: var(--r-lg); background: var(--grad-blue); color: #fff; box-shadow: var(--sh-blue); }
.solution-banner h3 { font-size: clamp(1.2rem, 2.3vw, 1.7rem); max-width: 660px; color:#fff; }
.solution-banner h3 .hl { color: var(--yellow); }

/* ---------- Services ---------- */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; }
.service { padding: 0; display: flex; flex-direction: column; }
.service .ph { aspect-ratio: 16/10; overflow: hidden; display: grid; place-items: center; }
.service .ph svg { width: 74%; height: auto; overflow: visible; }
.service .bd { padding: 24px clamp(20px,2.4vw,28px) 28px; }
.service .ico { width: 50px; height: 50px; border-radius: 14px; display: grid; place-items: center; background: var(--yellow-soft); color: var(--yellow-600); margin: -52px 0 16px; position: relative; z-index: 2; border: 4px solid #fff; box-shadow: var(--sh-sm); }
.service .ico svg { width: 26px; height: 26px; }
.service h3 { font-size: 1.2rem; margin-bottom: 9px; }
.service p { color: var(--muted); font-size: 0.96rem; }
.service .tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 16px; }
.service .tags span { font-size: 0.76rem; font-weight: 700; padding: 5px 11px; border-radius: var(--r-pill); background: var(--blue-soft); color: var(--blue); }

/* ---------- Animated SVG illustrations ---------- */
.tint-blue { background: linear-gradient(150deg, #eaf1fb, #d7e4f8); }
.tint-amber { background: linear-gradient(150deg, #fff5db, #ffe9b3); }
.tint-sky { background: linear-gradient(150deg, #e6f6fb, #cfeef7); }
.tint-navy { background: linear-gradient(150deg, #20407a, #14223c); }

[class*="il-"] { transform-box: fill-box; transform-origin: center; }
@keyframes il-pop { 0%,100%{transform:scale(1)} 50%{transform:scale(1.08)} }
.il-pop { animation: il-pop 2.8s var(--ease) infinite; }
@keyframes il-lock { 0%,100%{transform:translateY(0)} 35%,65%{transform:translateY(-13px)} }
.il-lock { animation: il-lock 3s var(--ease) infinite; }
@keyframes il-spin { to { transform: rotate(360deg); } }
.il-spin { animation: il-spin 1.7s linear infinite; }
@keyframes il-bob { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-7px)} }
.il-bob { animation: il-bob 3.4s var(--ease) infinite; }
@keyframes il-pin { 0%,100%{transform:translateY(0)} 45%{transform:translateY(-12px)} }
.il-pin { animation: il-pin 2.6s var(--ease) infinite; }
@keyframes il-work { 0%,100%{transform:rotate(0deg)} 50%{transform:rotate(-11deg)} }
.il-work { animation: il-work 1.15s var(--ease) infinite; }
@keyframes il-spark { 0%,100%{opacity:0;transform:scale(.4)} 50%{opacity:1;transform:scale(1)} }
.il-spark { animation: il-spark 1.15s var(--ease) infinite; }
@keyframes il-drift { 0%{transform:translateX(0)} 50%{transform:translateX(16px)} 100%{transform:translateX(0)} }
.il-drift { animation: il-drift 14s var(--ease) infinite; }
@keyframes il-drift2 { 0%{transform:translateX(0)} 50%{transform:translateX(-14px)} 100%{transform:translateX(0)} }
.il-drift2 { animation: il-drift2 18s var(--ease) infinite; }
@keyframes il-sway { 0%,100%{transform:rotate(0deg)} 50%{transform:rotate(2.5deg)} }
.il-sway { animation: il-sway 6s var(--ease) infinite; }
@keyframes il-bar { 0%{transform:scaleX(0)} 65%,100%{transform:scaleX(1)} }
.il-bar { animation: il-bar 2.8s var(--ease) infinite; transform-origin: left center; }
@keyframes il-pulse { 0%,100%{opacity:.35} 50%{opacity:1} }
.il-pulse { animation: il-pulse 2.2s var(--ease) infinite; }
@keyframes il-roll { from{transform:translateX(-10px)} 50%{transform:translateX(10px)} to{transform:translateX(-10px)} }
.il-roll { animation: il-roll 4s var(--ease) infinite; }
@keyframes il-sheen { 0%{transform:translateX(-120%)} 60%,100%{transform:translateX(260%)} }
.il-sheen { animation: il-sheen 4.5s var(--ease) infinite; }
.d1{animation-delay:.1s}.d2{animation-delay:.45s}.d3{animation-delay:.8s}.d4{animation-delay:1.15s}.d5{animation-delay:1.5s}.d6{animation-delay:1.85s}
@media (prefers-reduced-motion: reduce){ [class*="il-"]{ animation: none !important; opacity: 1 !important; } }

/* hero illustration */
.hero-art .scene { position: relative; z-index: 2; width: min(100%, 480px); }
.hero-art .scene svg { width: 100%; height: auto; overflow: visible; filter: drop-shadow(0 26px 36px rgba(20,34,60,0.20)); }

/* ---------- Feature (image + text) ---------- */
.feature { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 5vw, 64px); align-items: center; }
.feature.rev .f-media { order: 2; }
.f-media { position: relative; border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--sh-lg); border: 1px solid var(--line); aspect-ratio: 3/2; display: grid; place-items: center; }
.f-media img { width: 100%; aspect-ratio: 3/2; object-fit: cover; }
.f-media svg { width: 78%; height: auto; overflow: visible; }
.f-media .tag { position: absolute; left: 18px; bottom: 18px; background: var(--yellow); color: var(--blue-700); font-weight: 800; padding: 9px 16px; border-radius: var(--r-pill); font-size: 0.9rem; box-shadow: var(--sh); }
.f-list { display: grid; gap: 14px; margin-top: 22px; }
.f-list li { display: flex; gap: 12px; align-items: flex-start; list-style: none; color: var(--muted); }
.f-list li b { color: var(--ink); }
.f-list .ck { flex-shrink: 0; width: 26px; height: 26px; border-radius: 50%; background: var(--green); color: #fff; display: grid; place-items: center; margin-top: 1px; }
.f-list .ck svg { width: 15px; height: 15px; }
@media (max-width: 820px) { .feature { grid-template-columns: 1fr; } .feature.rev .f-media { order: 0; } }

/* ---------- Steps ---------- */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(216px, 1fr)); gap: 16px; }
.step { position: relative; padding: 28px 24px; border-radius: var(--r-lg); border: 1px solid var(--line); background: #fff; box-shadow: var(--sh-sm); }
.step .num { font-size: 2.4rem; font-weight: 800; line-height: 1; color: var(--yellow); }
.step h3 { font-size: 1.08rem; margin: 12px 0 8px; }
.step p { color: var(--muted); font-size: 0.93rem; }

/* ---------- Reviews ---------- */
.reviews-row { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(330px, 1fr); gap: 18px; overflow-x: auto; scroll-snap-type: none; padding-bottom: 14px; scrollbar-width: thin; scrollbar-color: var(--line) transparent; cursor: grab; }
.reviews-row.drag { cursor: grabbing; scroll-behavior: auto; }
.reviews-row.drag .review { pointer-events: none; }
.reviews-row::-webkit-scrollbar { height: 8px; }
.reviews-row::-webkit-scrollbar-thumb { background: var(--line); border-radius: 4px; }
.review { scroll-snap-align: start; display: flex; flex-direction: column; }
.review .stars { display: flex; gap: 3px; color: var(--yellow); margin-bottom: 14px; }
.review .stars svg { width: 18px; height: 18px; }
.review p { color: var(--ink); font-size: 1rem; flex-grow: 1; text-wrap: pretty; }
.review .who { display: flex; align-items: center; gap: 12px; margin-top: 20px; }
.review .ava { width: 56px; height: 56px; border-radius: 50%; object-fit: cover; border: 2px solid var(--line); background: var(--surface-2); flex-shrink: 0; }
.review .who b { font-weight: 800; font-size: 0.96rem; }
.review .who span { display: block; color: var(--faint); font-size: 0.8rem; }

/* ---------- CTA / form ---------- */
.cta-card { display: grid; grid-template-columns: 1.02fr 0.98fr; gap: clamp(26px, 4vw, 52px); align-items: center; padding: clamp(26px, 4vw, 52px); border-radius: var(--r-lg); background: var(--grad-blue); color: #fff; overflow: hidden; position: relative; box-shadow: var(--sh-lg); }
.cta-card::before { content:""; position:absolute; width: 360px; height:360px; right:-120px; top:-120px; border-radius:50%; background: radial-gradient(circle, rgba(253,185,19,0.4), transparent 60%); pointer-events: none; }
.cta-card .eyebrow { background: rgba(255,255,255,0.16); color: #fff; }
.cta-card .eyebrow::before { background: var(--yellow); box-shadow:none; }
.cta-card h2 { color: #fff; font-size: clamp(1.7rem, 3.4vw, 2.5rem); position: relative; }
.cta-card .lead { color: rgba(255,255,255,0.86); margin-top: 14px; position: relative; }
.cta-card h2 .hl { color: var(--yellow); }
.contact-cards { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; position: relative; }
.contact-cards a { display: inline-flex; align-items: center; gap: 9px; padding: 11px 16px; min-height: 44px; border-radius: var(--r-pill); border: 1px solid rgba(255,255,255,0.25); background: rgba(255,255,255,0.1); color:#fff; font-weight: 700; font-size: 0.9rem; transition: transform 0.3s var(--ease), background 0.3s; }
.contact-cards a:hover { transform: translateY(-3px); background: rgba(255,255,255,0.2); }
.contact-cards svg { width: 18px; height: 18px; }

.form { position: relative; z-index: 1; display: grid; gap: 14px; background: #fff; border-radius: var(--r); padding: clamp(22px, 3vw, 30px); box-shadow: var(--sh-lg); }
.form label { font-size: 0.82rem; font-weight: 700; color: var(--muted); margin-bottom: -8px; }
.form input, .form select { width: 100%; font-family: inherit; font-size: 1rem; color: var(--ink); background-color: var(--surface-2); border: 1.5px solid var(--line); border-radius: var(--r-sm); padding: 13px 15px; min-height: 48px; transition: border-color 0.2s, box-shadow 0.2s, background-color 0.2s; }
.form select { -webkit-appearance: none; -moz-appearance: none; appearance: none; cursor: pointer; padding-right: 44px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231b4fa0' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; background-size: 18px 18px; }
.form input::placeholder { color: var(--faint); }
.form input:focus, .form select:focus { outline: none; border-color: var(--blue); background-color:#fff; box-shadow: 0 0 0 3px var(--blue-soft); }
.form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form .send { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 4px; }
.form .send .btn { width: 100%; }
.form .wa { background: #25d366; color:#fff; border-color: #25d366; box-shadow: 0 12px 28px -12px rgba(37,211,102,0.7); }
.form .wa:hover { background: #1eb955; }
.form .hint { font-size: 0.79rem; color: var(--faint); text-align: center; }
@media (max-width: 860px) { .cta-card { grid-template-columns: 1fr; } .form .row { grid-template-columns: 1fr; } }
@media (max-width: 420px) { .form .send { grid-template-columns: 1fr; } }

/* ---------- Footer (dark navy) ---------- */
.footer { padding-block: clamp(48px, 6vw, 76px) 28px; background: #0f1f3d; color: #c3cee0; }
.footer .container { position: relative; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: clamp(26px, 4vw, 52px); }
.footer .brand { margin-bottom: 16px; }
.footer .brand .logo { height: 38px; }
.footer p.about { color: #93a3c0; font-size: 0.94rem; max-width: 320px; }
.footer h4 { font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase; color: #6f80a3; margin-bottom: 15px; font-weight: 800; }
.footer ul { list-style: none; display: grid; gap: 10px; }
.footer ul a, .footer ul li { color: #b8c4da; font-size: 0.94rem; transition: color 0.25s; }
.footer ul a:hover { color: var(--yellow); }
.footer .socials { display: flex; gap: 10px; margin-top: 8px; }
.footer .socials a { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,0.18); background: rgba(255,255,255,0.07); color: #fff; transition: transform 0.3s var(--ease), background 0.3s, box-shadow 0.3s; }
.footer .socials a:hover { transform: translateY(-3px); }
.footer .socials a.s-tg { color: #2aabee; border-color: rgba(42,171,238,0.35); }
.footer .socials a.s-tg:hover { background: #2aabee; color: #fff; box-shadow: 0 8px 24px -8px rgba(42,171,238,0.7); }
.footer .socials a.s-wa { color: #25d366; border-color: rgba(37,211,102,0.35); }
.footer .socials a.s-wa:hover { background: #25d366; color: #fff; box-shadow: 0 8px 24px -8px rgba(37,211,102,0.7); }
.footer .socials a.s-vb { color: #7360f2; border-color: rgba(115,96,242,0.35); }
.footer .socials a.s-vb:hover { background: #7360f2; color: #fff; box-shadow: 0 8px 24px -8px rgba(115,96,242,0.7); }
.footer .socials svg { width: 19px; height: 19px; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 14px; margin-top: clamp(34px, 5vw, 52px); padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.1); color: #7e8eae; font-size: 0.85rem; }
.footer-bottom a:hover { color: var(--yellow); }
@media (max-width: 820px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 500px) { .footer-grid { grid-template-columns: 1fr; } }

/* ---------- FAB: single pulsing button -> 4 contacts ---------- */
.fab { position: fixed; right: 20px; bottom: 20px; z-index: 60; display: flex; flex-direction: column-reverse; align-items: flex-end; gap: 14px; pointer-events: none; }
.fab-actions { display: flex; flex-direction: column; align-items: flex-end; gap: 12px; pointer-events: none; }
.fab.open .fab-actions { pointer-events: auto; }
.fab-act { display: flex; align-items: center; gap: 10px; transform: translateY(14px) scale(0.6); opacity: 0; pointer-events: none; transition: transform 0.4s var(--ease), opacity 0.3s var(--ease); }
.fab.open .fab-act { transform: none; opacity: 1; pointer-events: auto; }
.fab.open .fab-act:nth-child(1) { transition-delay: 0.04s; }
.fab.open .fab-act:nth-child(2) { transition-delay: 0.10s; }
.fab.open .fab-act:nth-child(3) { transition-delay: 0.16s; }
.fab.open .fab-act:nth-child(4) { transition-delay: 0.22s; }
.fab-act .lbl { background: #fff; color: var(--ink); font-weight: 700; font-size: 0.85rem; padding: 8px 14px; border-radius: var(--r-pill); box-shadow: var(--sh); white-space: nowrap; }
.fab-act .ico { width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center; color: #fff; box-shadow: var(--sh); flex-shrink: 0; }
.fab-act .ico svg { width: 25px; height: 25px; }
.fab-act .tg { background: #2aabee; }
.fab-act .wa { background: #25d366; }
.fab-act .vb { background: #7360f2; }
.fab-act .call { background: var(--blue); }

.fab-main { pointer-events: auto; position: relative; width: 66px; height: 66px; border-radius: 50%; border: none; cursor: pointer; background: var(--yellow); color: var(--blue-700); display: grid; place-items: center; box-shadow: var(--sh-yellow); transition: transform 0.35s var(--ease), background 0.3s; }
.fab-main:hover { transform: scale(1.08); }
.fab-main svg { width: 30px; height: 30px; transition: transform 0.4s var(--ease), opacity 0.3s; grid-area: 1/1; }
.fab-main .ic-close { opacity: 0; transform: rotate(-90deg) scale(0.5); }
.fab.open .fab-main { background: #fff; }
.fab.open .fab-main .ic-open { opacity: 0; transform: rotate(90deg) scale(0.5); }
.fab.open .fab-main .ic-close { opacity: 1; transform: none; color: var(--blue); }
/* attention rings */
.fab-main::before, .fab-main::after { content: ""; position: absolute; inset: 0; border-radius: 50%; background: var(--yellow); z-index: -1; animation: fab-ring 2.6s var(--ease) infinite; }
.fab-main::after { animation-delay: 1.3s; }
@keyframes fab-ring { 0% { transform: scale(1); opacity: 0.55; } 100% { transform: scale(2); opacity: 0; } }
.fab.open .fab-main::before, .fab.open .fab-main::after { animation: none; opacity: 0; }
@media (prefers-reduced-motion: reduce) { .fab-main::before, .fab-main::after { animation: none; opacity: 0; } }
@media (max-width: 560px) { .fab { right: 16px; bottom: 16px; } .fab-main { width: 60px; height: 60px; } }

/* backdrop when open (mobile) */
.fab-backdrop { position: fixed; inset: 0; z-index: 59; background: rgba(15,31,61,0.3); opacity: 0; pointer-events: none; transition: opacity 0.3s; backdrop-filter: blur(1px); }
.fab.open ~ .fab-backdrop { opacity: 1; pointer-events: auto; }

/* ---------- Toast ---------- */
.toast { position: fixed; left: 50%; bottom: 26px; transform: translateX(-50%) translateY(20px); z-index: 80; background: #fff; border: 1px solid var(--line); color: var(--ink); padding: 13px 22px; border-radius: var(--r-pill); font-weight: 700; font-size: 0.92rem; box-shadow: var(--sh-lg); opacity: 0; pointer-events: none; transition: opacity 0.4s var(--ease), transform 0.4s var(--ease); display: flex; align-items: center; gap: 10px; }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast svg { width: 18px; height: 18px; color: var(--green); }

/* ---------- Desktop spacing: raise hero, tighten section gaps ---------- */
@media (min-width: 900px) {
  .hero { padding-top: 104px; padding-bottom: 40px; }
  #problems, #services, #why, #how, #reviews { padding-top: 38px; padding-bottom: 38px; }
  #problems .section-head, #services .section-head, #why .section-head, #how .section-head, #reviews .section-head { margin-bottom: 32px; }
}