/* ====== AK EXIM — Professional Mineral Export Website ====== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Playfair+Display:wght@600;700;800&display=swap');

:root {
  --blue: #1a3a5c;
  --blue-dark: #0d2240;
  --blue-light: #2a5a8c;
  --gold: #b8860b;
  --gold-light: #d4a030;
  --white: #ffffff;
  --off-white: #f8f9fb;
  --gray-100: #f1f3f6;
  --gray-200: #e2e6ec;
  --gray-400: #8896a7;
  --gray-600: #556677;
  --gray-800: #2c3e50;
  --text: #333d4a;
  --font-sans: 'Inter', -apple-system, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
  --max-w: 1180px;
  --nav-h: 0px; /* dynamic, set by JS */
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-sans); color: var(--text); background: var(--white); line-height: 1.7; overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; }
h1,h2,h3,h4 { font-family: var(--font-serif); color: var(--blue-dark); line-height: 1.2; }

.wrap { max-width: var(--max-w); margin: 0 auto; padding: 0 20px; }

/* ======== TOPBAR ======== */
.top-bar { background: var(--blue-dark); color: rgba(255,255,255,0.75); font-size: 13px; padding: 7px 0; }
.top-bar .wrap { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; }
.top-bar a { color: rgba(255,255,255,0.85); transition: color 0.2s; }
.top-bar a:hover { color: var(--gold-light); }
.tb-left, .tb-right { display: flex; align-items: center; gap: 18px; }
.tb-item { display: flex; align-items: center; gap: 5px; }
.tb-item svg { width: 13px; height: 13px; fill: var(--gold); flex-shrink: 0; }

/* ======== HEADER / NAV ======== */
.header {
  position: sticky; top: 0; z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  transition: box-shadow 0.3s;
}
.header.shadow { box-shadow: 0 2px 20px rgba(0,0,0,0.08); }
.header .wrap { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo { display: flex; align-items: center; gap: 10px; }
.logo-box { width: 40px; height: 40px; background: var(--blue); border-radius: 6px; display: grid; place-items: center; color: #fff; font-weight: 800; font-size: 14px; font-family: var(--font-sans); }
.logo-name { font-family: var(--font-serif); font-size: 22px; font-weight: 700; color: var(--blue-dark); }
.logo-name small { display: block; font-family: var(--font-sans); font-size: 10px; font-weight: 500; color: var(--gray-400); text-transform: uppercase; letter-spacing: 2px; margin-top: -3px; }
.logo-img { height: 74px; width: auto; object-fit: contain; }
.footer-logo-img { height: 56px; width: auto; object-fit: contain; }

.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav a { font-size: 14px; font-weight: 500; color: var(--gray-600); transition: color 0.2s; position: relative; }
.main-nav a:hover, .main-nav a.on { color: var(--blue); }
.main-nav a.on::after { content: ''; position: absolute; bottom: -4px; left: 0; right: 0; height: 2px; background: var(--gold); border-radius: 1px; }
.nav-quote { background: var(--gold); color: #fff !important; padding: 9px 22px; border-radius: 5px; font-weight: 700; font-size: 13px; text-transform: uppercase; letter-spacing: 1px; transition: background 0.2s; }
.nav-quote:hover { background: var(--blue); }
.nav-quote::after { display: none !important; }
.burger { display: none; background: none; padding: 6px; }
.burger span { display: block; width: 22px; height: 2px; background: var(--blue-dark); margin: 5px 0; border-radius: 2px; transition: 0.3s; }
.burger.on span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.burger.on span:nth-child(2) { opacity: 0; }
.burger.on span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ======== HERO ======== */
.hero { position: relative; min-height: 88vh; display: flex; align-items: center; overflow: hidden; }
.hero-slider { position: absolute; inset: 0; z-index: 0; }
.hero-slide { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0; transition: opacity 1.5s ease-in-out; }
.hero-slide.active { opacity: 1; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(105deg, rgba(13,34,64,0.92) 0%, rgba(13,34,64,0.75) 45%, rgba(13,34,64,0.4) 100%); z-index: 1; }
.hero .wrap { position: relative; z-index: 2; }
.hero-inner { max-width: 600px; padding: 60px 0; }
.hero-tag { display: inline-block; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 3px; color: var(--gold-light); border: 1px solid rgba(184,134,11,0.4); padding: 5px 16px; border-radius: 3px; margin-bottom: 20px; }
.hero h1 { font-size: clamp(2rem, 5vw, 3.2rem); color: #fff; margin-bottom: 18px; }
.hero h1 em { font-style: normal; color: var(--gold-light); }
.hero p { font-size: 16px; color: rgba(255,255,255,0.7); margin-bottom: 28px; max-width: 480px; }
.hero-btns { display: flex; gap: 12px; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 13px 28px; font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; border-radius: 4px; transition: all 0.25s; }
.btn-gold { background: var(--gold); color: #fff; }
.btn-gold:hover { background: var(--gold-light); }
.btn-white { background: #fff; color: var(--blue-dark); }
.btn-white:hover { background: var(--gray-100); }
.btn-outline-w { background: transparent; color: #fff; border: 2px solid rgba(255,255,255,0.35); }
.btn-outline-w:hover { border-color: #fff; background: rgba(255,255,255,0.08); }

/* Hero trust strip */
.hero-trust {
  display: flex; gap: 0; margin-top: 40px; background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1);
  border-radius: 6px; overflow: hidden;
}
.hero-trust-item { flex: 1; text-align: center; padding: 18px 12px; border-right: 1px solid rgba(255,255,255,0.08); }
.hero-trust-item:last-child { border-right: none; }
.hero-trust-num { font-family: var(--font-serif); font-size: 28px; font-weight: 800; color: var(--gold-light); }
.hero-trust-label { font-size: 11px; color: rgba(255,255,255,0.5); text-transform: uppercase; letter-spacing: 1.5px; margin-top: 2px; }

/* ======== ABOUT ======== */
.sec { padding: 80px 0; }
.sec-gray { background: var(--off-white); }
.sec-dark { background: var(--blue-dark); color: #fff; }
.sec-dark h2, .sec-dark h3, .sec-dark h4 { color: #fff; }

.sec-head { text-align: center; margin-bottom: 48px; }
.sec-label { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 3px; color: var(--gold); margin-bottom: 8px; }
.sec-title { font-size: clamp(1.6rem, 3vw, 2.4rem); margin-bottom: 12px; }
.sec-sub { font-size: 15px; color: var(--gray-600); max-width: 560px; margin: 0 auto; }

.about-row { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.about-img { position: relative; }
.about-img img { border-radius: 10px; height: 380px; object-fit: cover; width: 100%; }
.about-img .badge { position: absolute; bottom: -16px; right: 24px; background: var(--gold); color: #fff; padding: 16px 22px; border-radius: 8px; text-align: center; box-shadow: 0 6px 20px rgba(0,0,0,0.15); }
.about-img .badge strong { display: block; font-family: var(--font-serif); font-size: 26px; }
.about-img .badge span { font-size: 11px; text-transform: uppercase; letter-spacing: 2px; }
.about-txt { position: relative; }
.about-txt .sec-label { text-align: left; }
.about-txt h2 { font-size: clamp(1.4rem, 3vw, 2rem); margin-bottom: 14px; }
.about-txt p { color: var(--gray-600); margin-bottom: 14px; font-size: 15px; }
.checks { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 20px; }
.chk { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; }
.chk svg { width: 18px; height: 18px; fill: var(--gold); flex-shrink: 0; }

/* ======== PRODUCTS — FLIP CARDS ======== */
.prod-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(255px, 1fr)); gap: 22px; }
.flip-wrap { perspective: 900px; height: 340px; }
.flip-inner { position: relative; width: 100%; height: 100%; transition: transform 0.6s cubic-bezier(0.4,0,0.2,1); transform-style: preserve-3d; cursor: pointer; }
.flip-wrap:hover .flip-inner, .flip-wrap.flipped .flip-inner { transform: rotateY(180deg); }
.flip-front, .flip-back { position: absolute; inset: 0; backface-visibility: hidden; -webkit-backface-visibility: hidden; border-radius: 8px; overflow: hidden; border: 1px solid var(--gray-200); }
.flip-front { background: #fff; }
.flip-front .img { height: 210px; overflow: hidden; background: var(--gray-100); }
.flip-front .img img { width: 100%; height: 100%; object-fit: cover; }
.flip-front .front-info { padding: 16px; text-align: center; }
.flip-front h3 { font-size: 17px; font-family: var(--font-sans); font-weight: 700; color: var(--blue-dark); margin-bottom: 2px; }
.flip-front .formula { font-size: 12px; color: var(--gold); font-weight: 600; }
.flip-front .flip-hint { font-size: 10px; color: var(--gray-400); margin-top: 6px; text-transform: uppercase; letter-spacing: 1px; }

.flip-back { background: var(--blue-dark); color: #fff; transform: rotateY(180deg); padding: 24px; display: flex; flex-direction: column; justify-content: center; }
.flip-back h3 { font-size: 17px; font-family: var(--font-sans); font-weight: 700; color: var(--gold-light); margin-bottom: 4px; }
.flip-back .formula { font-size: 12px; color: rgba(255,255,255,0.5); margin-bottom: 10px; }
.flip-back p { font-size: 13px; color: rgba(255,255,255,0.7); line-height: 1.6; margin-bottom: 12px; }
.tags { display: flex; flex-wrap: wrap; gap: 5px; margin-bottom: 14px; }
.tag { font-size: 10px; font-weight: 700; padding: 3px 9px; background: rgba(255,255,255,0.1); color: var(--gold-light); border-radius: 3px; text-transform: uppercase; letter-spacing: 0.5px; }
.prod-link { font-size: 12px; font-weight: 700; color: var(--gold-light); text-transform: uppercase; letter-spacing: 0.5px; display: inline-flex; align-items: center; gap: 4px; transition: all 0.2s; margin-top: auto; }
.prod-link:hover { gap: 8px; color: #fff; }

/* Industries */
.ind-strip { display: flex; justify-content: center; flex-wrap: wrap; gap: 10px; margin-top: 36px; padding-top: 36px; border-top: 1px solid var(--gray-200); }
.ind-chip { display: flex; align-items: center; gap: 7px; padding: 9px 18px; border: 1px solid var(--gray-200); border-radius: 5px; font-size: 13px; font-weight: 600; color: var(--gray-600); transition: all 0.2s; background: #fff; }
.ind-chip:hover { border-color: var(--gold); color: var(--gold); }
.ind-chip svg { width: 18px; height: 18px; fill: currentColor; }

/* ======== WHY CHOOSE US ======== */
.why-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.why-box { padding: 28px 20px; text-align: center; background: #fff; border: 1px solid var(--gray-200); border-radius: 8px; transition: all 0.3s; position: relative; }
.why-box::after { content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 3px; background: var(--gold); transform: scaleX(0); transition: transform 0.3s; border-radius: 0 0 8px 8px; }
.why-box:hover { transform: translateY(-4px); box-shadow: 0 10px 30px rgba(0,0,0,0.08); border-color: transparent; }
.why-box:hover::after { transform: scaleX(1); }
.why-ico { width: 52px; height: 52px; margin: 0 auto 14px; background: var(--gray-100); border-radius: 8px; display: grid; place-items: center; transition: all 0.3s; }
.why-ico svg { width: 24px; height: 24px; fill: var(--blue); transition: fill 0.3s; }
.why-box:hover .why-ico { background: var(--blue); }
.why-box:hover .why-ico svg { fill: #fff; }
.why-box h3 { font-size: 15px; font-family: var(--font-sans); font-weight: 700; margin-bottom: 6px; color: var(--blue-dark); }
.why-box p { font-size: 13px; color: var(--gray-600); }

/* ======== STATS ======== */
.stats-strip { background: var(--blue); padding: 44px 0; }
.stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.st { text-align: center; }
.st-num { font-family: var(--font-serif); font-size: clamp(1.8rem, 3.5vw, 2.8rem); font-weight: 800; color: var(--gold-light); }
.st-num span { font-size: 0.55em; }
.st-label { font-size: 11px; color: rgba(255,255,255,0.5); text-transform: uppercase; letter-spacing: 2px; margin-top: 4px; }

/* ======== GLOBAL REACH — Leaflet Map ======== */
.reach-content { display: flex; flex-direction: column; gap: 36px; }
.map-container { position: relative; border-radius: 12px; overflow: hidden; }
#leafletMap { width: 100%; height: 420px; background: #0d2240; }

/* Custom Leaflet popup styling */
.leaflet-popup-content-wrapper { background: #0d2240; color: #fff; border: 1px solid #b8860b; border-radius: 6px; box-shadow: 0 4px 20px rgba(0,0,0,0.3); }
.leaflet-popup-content { margin: 10px 14px; font-family: var(--font-sans); font-size: 12px; line-height: 1.5; }
.leaflet-popup-content strong { display: block; color: #d4a030; font-size: 13px; margin-bottom: 2px; }
.leaflet-popup-tip { background: #0d2240; border: 1px solid #b8860b; }
.leaflet-container a.leaflet-popup-close-button { color: rgba(255,255,255,0.5); }
.leaflet-container a.leaflet-popup-close-button:hover { color: #d4a030; }

/* Pulsing origin marker */
.pulse-marker { width: 14px; height: 14px; background: #4a90cc; border-radius: 50%; border: 2px solid #fff; box-shadow: 0 0 0 0 rgba(74,144,204,0.5); animation: pulse-ring 2s infinite; }
@keyframes pulse-ring { 0% { box-shadow: 0 0 0 0 rgba(74,144,204,0.5); } 70% { box-shadow: 0 0 0 15px rgba(74,144,204,0); } 100% { box-shadow: 0 0 0 0 rgba(74,144,204,0); } }
.target-marker { width: 10px; height: 10px; background: #d4a030; border-radius: 50%; border: 2px solid rgba(255,255,255,0.7); box-shadow: 0 0 8px rgba(184,134,11,0.4); }

/* Permanent map labels */
.map-label { background: rgba(13,34,64,0.85) !important; border: none !important; color: #fff !important; font-family: var(--font-sans) !important; font-size: 11px !important; font-weight: 600 !important; padding: 3px 8px !important; border-radius: 3px !important; box-shadow: 0 2px 8px rgba(0,0,0,0.3) !important; white-space: nowrap !important; letter-spacing: 0.5px !important; }
.map-label::before { border-top-color: rgba(13,34,64,0.85) !important; }
.map-label-origin { background: rgba(26,58,92,0.9) !important; color: #d4a030 !important; font-weight: 700 !important; }

.regions-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.region { display: flex; align-items: center; gap: 14px; padding: 18px 20px; background: #fff; border: 1px solid var(--gray-200); border-radius: 8px; transition: all 0.3s; }
.region:hover { border-color: var(--gold); box-shadow: 0 6px 20px rgba(0,0,0,0.08); transform: translateY(-3px); }
.region .flag { font-size: 28px; flex-shrink: 0; }
.region h4 { font-size: 14px; font-family: var(--font-sans); font-weight: 700; margin-bottom: 1px; color: var(--blue-dark); }
.region p { font-size: 12px; color: var(--gray-600); }

/* ======== PROCESS ======== */
.proc-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; position: relative; }
.proc-row::before { content: ''; position: absolute; top: 30px; left: 14%; right: 14%; height: 2px; background: var(--gray-200); }
.proc { text-align: center; position: relative; }
.proc-num { width: 48px; height: 48px; border-radius: 50%; background: #fff; border: 2px solid var(--gold); display: grid; place-items: center; font-family: var(--font-serif); font-weight: 800; font-size: 18px; color: var(--gold); margin: 0 auto 14px; position: relative; z-index: 2; transition: 0.3s; }
.proc:hover .proc-num { background: var(--gold); color: #fff; transform: scale(1.1); }
.proc h4 { font-size: 14px; font-family: var(--font-sans); font-weight: 700; margin-bottom: 4px; color: var(--blue-dark); }
.proc p { font-size: 12px; color: var(--gray-600); }
.proc-icon { margin-bottom: 4px; }
.proc-icon svg { width: 24px; height: 24px; fill: var(--blue); margin: 0 auto; }

/* ======== CERTIFICATIONS ======== */
.cert-row { display: flex; justify-content: center; gap: 24px; flex-wrap: wrap; }
.cert { text-align: center; padding: 28px 22px; background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); border-radius: 8px; min-width: 190px; max-width: 250px; transition: all 0.3s; }
.cert:hover { background: rgba(255,255,255,0.1); border-color: var(--gold); transform: translateY(-3px); }
.cert-ico { width: 56px; height: 56px; border: 2px solid var(--gold); border-radius: 50%; display: grid; place-items: center; margin: 0 auto 12px; }
.cert-ico svg { width: 24px; height: 24px; fill: var(--gold); }
.cert h4 { font-size: 15px; font-family: var(--font-sans); font-weight: 700; margin-bottom: 4px; }
.cert p { font-size: 12px; color: rgba(255,255,255,0.55); }

/* ======== TESTIMONIALS ======== */
.testi-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.testi { padding: 28px; background: #fff; border: 1px solid var(--gray-200); border-radius: 8px; position: relative; transition: all 0.3s; }
.testi:hover { box-shadow: 0 10px 30px rgba(0,0,0,0.08); transform: translateY(-3px); border-color: transparent; }
.testi-q { position: absolute; top: 16px; right: 20px; font-size: 36px; color: var(--gold); opacity: 0.15; font-family: Georgia; line-height: 1; }
.testi .stars { color: var(--gold); font-size: 13px; margin-bottom: 10px; letter-spacing: 2px; }
.testi .text { font-size: 14px; color: var(--gray-600); line-height: 1.7; margin-bottom: 16px; font-style: italic; }
.testi .author { display: flex; align-items: center; gap: 10px; }
.testi .avatar { width: 38px; height: 38px; border-radius: 50%; background: var(--blue); color: #fff; display: grid; place-items: center; font-weight: 700; font-size: 13px; }
.testi .author h5 { font-size: 14px; font-family: var(--font-sans); font-weight: 700; color: var(--blue-dark); }
.testi .author p { font-size: 11px; color: var(--gray-400); }

/* ======== CONTACT ======== */
.contact-row { display: grid; grid-template-columns: 1fr 1.2fr; gap: 44px; }
.c-left .sec-label { text-align: left; }
.c-left h2 { font-size: clamp(1.4rem, 3vw, 2rem); margin-bottom: 10px; }
.c-left > p { color: var(--gray-600); font-size: 15px; margin-bottom: 24px; }
.c-list { display: flex; flex-direction: column; gap: 18px; }
.c-row { display: flex; align-items: flex-start; gap: 12px; }
.c-ico { width: 40px; height: 40px; flex-shrink: 0; background: var(--gray-100); border-radius: 6px; display: grid; place-items: center; }
.c-ico svg { width: 16px; height: 16px; fill: var(--blue); }
.c-row h4 { font-size: 13px; font-family: var(--font-sans); font-weight: 700; color: var(--blue-dark); margin-bottom: 1px; }
.c-row p { font-size: 13px; color: var(--gray-600); }
.c-row a { color: var(--blue); font-weight: 500; }
.c-row a:hover { color: var(--gold); }
.socials { display: flex; gap: 8px; margin-top: 20px; }
.soc { width: 36px; height: 36px; border-radius: 5px; background: var(--gray-100); border: 1px solid var(--gray-200); display: grid; place-items: center; transition: all 0.2s; }
.soc svg { width: 15px; height: 15px; fill: var(--blue); transition: fill 0.2s; }
.soc:hover { background: var(--blue); border-color: var(--blue); }
.soc:hover svg { fill: #fff; }

/* Contact Form */
.c-form-box { background: #fff; border: 1px solid var(--gray-200); border-radius: 8px; padding: 28px; box-shadow: 0 4px 15px rgba(0,0,0,0.04); }
.c-form { display: flex; flex-direction: column; gap: 14px; }
.f-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.f-grp { display: flex; flex-direction: column; gap: 4px; }
.f-grp label { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--gray-800); }
.f-grp input, .f-grp select, .f-grp textarea { padding: 10px 12px; border: 1px solid var(--gray-200); border-radius: 5px; font-family: var(--font-sans); font-size: 14px; color: var(--text); background: var(--off-white); outline: none; transition: border-color 0.2s; }
.f-grp input:focus, .f-grp select:focus, .f-grp textarea:focus { border-color: var(--blue); background: #fff; }
.f-grp textarea { resize: vertical; min-height: 90px; }
.f-grp input::placeholder, .f-grp textarea::placeholder { color: var(--gray-400); }
.f-submit { width: 100%; padding: 13px; background: var(--blue); color: #fff; font-size: 13px; font-weight: 700; border-radius: 5px; border: none; cursor: pointer; text-transform: uppercase; letter-spacing: 2px; transition: background 0.2s; }
.f-submit:hover { background: var(--gold); }

/* ======== FOOTER ======== */
.footer { background: var(--blue-dark); color: rgba(255,255,255,0.6); padding: 50px 0 20px; font-size: 13px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.2fr; gap: 36px; margin-bottom: 36px; }
.footer h4 { color: #fff; font-size: 13px; font-family: var(--font-sans); font-weight: 700; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 14px; }
.footer .brand p { margin-top: 10px; line-height: 1.7; }
.f-links { display: flex; flex-direction: column; gap: 7px; }
.f-links a { color: rgba(255,255,255,0.45); transition: all 0.2s; }
.f-links a:hover { color: var(--gold-light); padding-left: 3px; }
.f-contact p { margin-bottom: 8px; display: flex; align-items: flex-start; gap: 6px; color: rgba(255,255,255,0.45); }
.f-contact svg { width: 13px; height: 13px; fill: var(--gold); flex-shrink: 0; margin-top: 3px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.07); padding-top: 18px; display: flex; justify-content: space-between; align-items: center; color: rgba(255,255,255,0.35); }
.f-socials { display: flex; gap: 8px; }
.f-soc { width: 30px; height: 30px; border-radius: 4px; border: 1px solid rgba(255,255,255,0.1); display: grid; place-items: center; transition: all 0.2s; }
.f-soc:hover { background: var(--gold); border-color: var(--gold); }
.f-soc svg { width: 13px; height: 13px; fill: rgba(255,255,255,0.4); transition: fill 0.2s; }
.f-soc:hover svg { fill: #fff; }

/* ======== WHATSAPP FLOAT ======== */
.wa { position: fixed; bottom: 20px; right: 20px; z-index: 99; display: flex; align-items: center; gap: 7px; padding: 11px 20px; background: #25d366; color: #fff; border-radius: 50px; font-size: 13px; font-weight: 700; box-shadow: 0 4px 18px rgba(37,211,102,0.35); transition: all 0.25s; opacity: 0; pointer-events: none; }
.wa.show { opacity: 1; pointer-events: auto; }
.wa:hover { transform: scale(1.04); box-shadow: 0 6px 24px rgba(37,211,102,0.45); }
.wa svg { width: 18px; height: 18px; fill: #fff; }

/* ======== REVEAL ======== */
.rv { opacity: 0; transform: translateY(25px); transition: all 0.55s cubic-bezier(0.4,0,0.2,1); }
.rv.show { opacity: 1; transform: translateY(0); }
.rv-d1 { transition-delay: 0.1s; }
.rv-d2 { transition-delay: 0.2s; }
.rv-d3 { transition-delay: 0.3s; }

/* ======== RESPONSIVE ======== */
@media(max-width:1024px) {
  .why-row, .proc-row { grid-template-columns: 1fr 1fr; }
  .proc-row::before { display: none; }
  .regions-row { grid-template-columns: 1fr 1fr; }
  .testi-row { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-row { grid-template-columns: 1fr 1fr; }
}
@media(max-width:768px) {
  .top-bar { display: none; }
  .burger { display: block; }
  .main-nav { position: fixed; top: 72px; left: 0; width: 100%; flex-direction: column; background: #fff; padding: 18px 20px; gap: 14px; transform: translateY(-120%); transition: transform 0.3s; box-shadow: 0 8px 20px rgba(0,0,0,0.08); border-bottom: 1px solid var(--gray-200); }
  .main-nav.open { transform: translateY(0); }
  .about-row, .contact-row { grid-template-columns: 1fr; gap: 28px; }
  .about-img img { height: 260px; }
  .checks { grid-template-columns: 1fr; }
  .prod-grid { grid-template-columns: 1fr 1fr; }
  .regions-row { grid-template-columns: 1fr; }
  .why-row { grid-template-columns: 1fr; }
  .testi-row { grid-template-columns: 1fr; }
  .hero h1 { font-size: 1.8rem; }
  .hero-btns { flex-direction: column; }
  .hero-trust { flex-direction: column; }
  .hero-trust-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.08); padding: 12px; }
  .hero-trust-item:last-child { border: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
  .cert-row { flex-direction: column; align-items: center; }
  .cert { max-width: none; width: 100%; }
  .f-row { grid-template-columns: 1fr; }
}
@media(max-width:480px) {
  .prod-grid { grid-template-columns: 1fr; }
  .flip-wrap { height: 320px; }
  .proc-row { grid-template-columns: 1fr; }
  .ind-strip { gap: 6px; }
  .ind-chip { font-size: 11px; padding: 7px 12px; }
}