/* ===== MedStream landing — dhatek ===== */
:root {
    --brand: #3776b8;
    --brand-600: #2c5f96;
    --brand-400: #5a92d0;
    --ink: #0d1b2a;
    --slate: #4a5a6a;
    --bg: #ffffff;
    --bg-soft: #f4f8fc;
    --line: #e3ebf3;
    --wa: #25d366;
    --radius: 18px;
    --shadow: 0 24px 60px -24px rgba(20, 60, 110, 0.35);
    --maxw: 1160px;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font);
    color: var(--ink);
    background: var(--bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.grad {
    background: linear-gradient(100deg, var(--brand-400), var(--brand) 55%, var(--brand-600));
    -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.eyebrow {
    display: inline-block; font-size: .8rem; font-weight: 700; letter-spacing: .14em;
    text-transform: uppercase; color: var(--brand); margin-bottom: 14px;
}
.eyebrow--light { color: rgba(255,255,255,.85); }

/* ===== Buttons ===== */
.btn {
    --pad: 12px 22px;
    display: inline-flex; align-items: center; gap: 10px; justify-content: center;
    padding: var(--pad); border-radius: 999px; font-weight: 700; font-size: .98rem;
    border: 1.5px solid transparent; cursor: pointer; transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
    white-space: nowrap;
}
.btn--sm { --pad: 9px 16px; font-size: .9rem; }
.btn--lg { --pad: 16px 30px; font-size: 1.02rem; }
.btn--primary { background: linear-gradient(120deg, var(--brand-400), var(--brand-600)); color: #fff; box-shadow: 0 12px 28px -10px rgba(44,95,150,.7); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 18px 34px -10px rgba(44,95,150,.8); }
.btn--ghost { background: rgba(255,255,255,.06); border-color: var(--line); color: var(--ink); }
.nav .btn--ghost, .cta .btn--ghost { border-color: rgba(255,255,255,.35); color: #fff; background: rgba(255,255,255,.08); }
.btn--ghost:hover { transform: translateY(-2px); border-color: var(--brand); }
.btn--wa { background: var(--wa); color: #053d1c; box-shadow: 0 12px 28px -10px rgba(37,211,102,.65); }
.btn--wa:hover { transform: translateY(-2px); box-shadow: 0 18px 36px -10px rgba(37,211,102,.8); }

/* ===== Nav ===== */
.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 50;
    transition: background .3s ease, box-shadow .3s ease, padding .3s ease;
    padding: 18px 0;
}
.nav.scrolled { background: rgba(255,255,255,.86); backdrop-filter: blur(14px); box-shadow: 0 6px 24px -16px rgba(0,0,0,.35); padding: 12px 0; }
.nav__inner { display: flex; align-items: center; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; gap: 11px; }
.brand__mark { display: block; object-fit: contain; filter: drop-shadow(0 6px 12px rgba(55,118,184,.35)); }
.brand__text { font-weight: 800; font-size: 1.18rem; line-height: 1; display: flex; flex-direction: column; }
.brand__text small { font-weight: 600; font-size: .66rem; letter-spacing: .12em; text-transform: uppercase; color: var(--slate); margin-top: 3px; }
.nav:not(.scrolled) .hero ~ *, .hero .brand__text { }
.nav__links { display: flex; align-items: center; gap: 28px; }
.nav__links a { font-weight: 600; color: var(--ink); font-size: .96rem; opacity: .85; transition: opacity .15s ease, color .15s ease; }
.nav__links a:not(.btn):hover { opacity: 1; color: var(--brand); }
.nav__links .btn, .nav__links .btn:hover { color: #fff; }
.nav__toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 6px; }
.nav__toggle span { width: 24px; height: 2.5px; background: var(--ink); border-radius: 2px; transition: .25s; }

/* Language switch — compact segmented control matching the nav buttons */
.lang { display: inline-flex; align-items: center; gap: 2px; padding: 3px; border-radius: 999px; background: rgba(13, 27, 42, .05); border: 1px solid var(--line); }
.lang__btn { border: 0; background: none; cursor: pointer; font-family: inherit; font-weight: 700; font-size: .8rem; letter-spacing: .02em; line-height: 1; color: var(--slate); padding: 6px 12px; border-radius: 999px; transition: background .15s ease, color .15s ease, box-shadow .15s ease; }
.lang__btn:hover { color: var(--brand); }
.lang__btn.is-active { background: #fff; color: var(--brand); box-shadow: 0 2px 6px -2px rgba(20, 60, 110, .35); }

/* ===== Hero ===== */
.hero {
    position: relative; padding: 150px 0 70px;
    background: radial-gradient(1200px 600px at 80% -10%, #eaf2fb 0%, rgba(234,242,251,0) 60%), linear-gradient(180deg, #fff 0%, var(--bg-soft) 100%);
    overflow: hidden;
}
.hero__glow {
    position: absolute; top: -200px; right: -150px; width: 620px; height: 620px;
    background: radial-gradient(circle, rgba(55,118,184,.28), transparent 65%); filter: blur(20px); z-index: 0;
}
.hero__grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
.pill {
    display: inline-flex; align-items: center; gap: 9px; font-size: .85rem; font-weight: 600;
    background: #fff; border: 1px solid var(--line); color: var(--brand-600);
    padding: 7px 15px; border-radius: 999px; box-shadow: 0 6px 18px -12px rgba(44,95,150,.5);
}
.pill__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--wa); box-shadow: 0 0 0 4px rgba(37,211,102,.2); animation: pulse 2s infinite; }
@keyframes pulse { 50% { box-shadow: 0 0 0 7px rgba(37,211,102,0); } }
.hero h1 { font-size: clamp(2.3rem, 4.6vw, 3.7rem); line-height: 1.08; font-weight: 900; letter-spacing: -.02em; margin: 20px 0 18px; }
.lead { font-size: 1.12rem; color: var(--slate); max-width: 540px; }
.hero__cta { display: flex; gap: 14px; margin: 30px 0 26px; flex-wrap: wrap; }
.hero__meta { list-style: none; display: flex; gap: 26px; flex-wrap: wrap; color: var(--slate); font-size: .9rem; }
.hero__meta strong { color: var(--brand); font-size: 1.15rem; font-weight: 800; margin-right: 4px; }

/* ===== App mockup ===== */
.hero__app { position: relative; perspective: 1600px; }
.app {
    position: relative; z-index: 2; border-radius: 16px; overflow: hidden;
    background: #0f1620; border: 1px solid rgba(255,255,255,.08);
    box-shadow: var(--shadow);
    transform: rotateY(-13deg) rotateX(6deg) rotateZ(1deg); transform-style: preserve-3d;
    transition: transform .5s ease;
}
.hero__app:hover .app { transform: rotateY(-6deg) rotateX(3deg); }
.app__shadow { position: absolute; inset: auto 6% -28px 6%; height: 60px; background: rgba(20,50,90,.4); filter: blur(34px); border-radius: 50%; z-index: 1; }
.app__bar { display: flex; align-items: center; gap: 12px; padding: 11px 14px; background: #131c28; border-bottom: 1px solid rgba(255,255,255,.06); }
.app__logo { display: inline-flex; align-items: center; gap: 7px; color: #e9f1fa; font-weight: 700; font-size: .82rem; }
.app__status { margin-left: auto; color: var(--wa); font-size: .72rem; font-weight: 600; }
.app__icons { display: inline-flex; gap: 6px; }
.app__icons i { width: 12px; height: 12px; border-radius: 4px; background: rgba(255,255,255,.18); }
.app__body { display: grid; grid-template-columns: 84px 1fr 92px; gap: 8px; padding: 10px; background: #0f1620; }
.app__rail { display: flex; flex-direction: column; gap: 7px; }
.rail__btn { font-size: .62rem; font-weight: 600; color: #c4d2e0; background: #1b2735; border: 1px solid rgba(255,255,255,.06); border-radius: 7px; padding: 7px 6px; text-align: left; }
.rail__btn--accent { background: linear-gradient(120deg, var(--brand-400), var(--brand-600)); color: #fff; border-color: transparent; }
.rail__btn--rec { color: #ff8c8c; }
.rail__slider { height: 5px; border-radius: 4px; background: #1b2735; margin-top: 2px; }
.rail__slider span { display: block; height: 100%; width: 55%; border-radius: 4px; background: var(--brand-400); }
.app__video { position: relative; border-radius: 9px; overflow: hidden; min-height: 200px;
    background: radial-gradient(120% 120% at 30% 20%, #b34b3f 0%, #7c1f1a 38%, #2a0d10 78%, #120608 100%); }
.app__video::after { content: ""; position: absolute; inset: 0; background: radial-gradient(60% 60% at 60% 65%, rgba(255,200,150,.28), transparent 70%); }
.scan { position: absolute; left: 0; right: 0; height: 38%; top: -38%; background: linear-gradient(180deg, transparent, rgba(255,255,255,.08) 60%, rgba(255,255,255,.16)); animation: scan 3.4s ease-in-out infinite; }
@keyframes scan { 50% { top: 100%; } 100% { top: 100%; } }
.rec { position: absolute; top: 9px; right: 9px; background: rgba(220,38,38,.9); color: #fff; font-size: .6rem; font-weight: 700; padding: 3px 8px; border-radius: 999px; animation: blink 1.2s steps(2, start) infinite; }
@keyframes blink { 50% { opacity: .35; } }
.stats { position: absolute; bottom: 9px; left: 9px; background: rgba(0,0,0,.5); color: #fff; font-size: .58rem; padding: 3px 8px; border-radius: 6px; }
.app__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; align-content: start; }
.thumb { aspect-ratio: 4/3; border-radius: 6px; background: linear-gradient(135deg, #20303f, #16212c); border: 1px solid rgba(255,255,255,.05); }
.thumb:nth-child(odd) { background: linear-gradient(135deg, #2b1816, #1a0e0d); }

/* ===== Marquee ===== */
.marquee { margin-top: 60px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 16px 0; overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee__track { display: flex; gap: 44px; width: max-content; animation: scrollx 26s linear infinite; }
.marquee__track span { color: var(--slate); font-weight: 700; font-size: .95rem; opacity: .7; white-space: nowrap; }
.marquee__track span::before { content: "●"; color: var(--brand); margin-right: 44px; font-size: .5rem; vertical-align: middle; }
@keyframes scrollx { to { transform: translateX(-50%); } }

/* ===== Sections ===== */
.section { padding: 92px 0; }
.section--alt { background: var(--bg-soft); }
.section__head { max-width: 640px; margin: 0 auto 54px; text-align: center; }
.section__head h2 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); font-weight: 900; letter-spacing: -.02em; }
.section__head p { color: var(--slate); margin-top: 12px; font-size: 1.06rem; }

/* ===== Cards ===== */
.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 22px; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: rgba(55,118,184,.4); }
.card__icon { width: 50px; height: 50px; border-radius: 13px; display: grid; place-items: center; font-size: 1.4rem; margin-bottom: 16px; background: linear-gradient(135deg, #eaf2fb, #d8e8f8); }
.card h3 { font-size: 1.12rem; font-weight: 800; margin-bottom: 7px; }
.card p { color: var(--slate); font-size: .96rem; }

/* ===== Steps ===== */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.step { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 24px; position: relative; overflow: hidden; }
.step__n { font-size: 2.6rem; font-weight: 900; color: transparent; -webkit-text-stroke: 1.5px rgba(55,118,184,.35); display: block; margin-bottom: 8px; }
.step h3 { font-size: 1.15rem; font-weight: 800; margin-bottom: 6px; }
.step p { color: var(--slate); font-size: .95rem; }

/* ===== License ===== */
.license {
    position: relative; overflow: hidden; text-align: center;
    background: linear-gradient(135deg, var(--brand-600), var(--ink) 130%);
    color: #fff; border-radius: 28px; padding: 64px 32px;
    box-shadow: var(--shadow);
}
.license__glow { position: absolute; top: -120px; left: 50%; transform: translateX(-50%); width: 560px; height: 360px; background: radial-gradient(circle, rgba(90,146,208,.5), transparent 60%); }
.license h2 { font-size: clamp(1.9rem, 3.6vw, 2.8rem); font-weight: 900; position: relative; }
.license__sub { color: rgba(255,255,255,.82); max-width: 600px; margin: 14px auto 0; position: relative; }
.license__list { list-style: none; display: flex; flex-wrap: wrap; gap: 12px 26px; justify-content: center; margin: 28px auto 6px; position: relative; max-width: 640px; }
.license__list li { font-weight: 600; color: #eaf3fc; font-size: .98rem; }
.license__cta { margin-top: 28px; position: relative; display: flex; flex-direction: column; align-items: center; gap: 12px; }
.license__note { color: rgba(255,255,255,.7); font-size: .88rem; }

/* ===== CTA ===== */
.cta { padding: 96px 0; background: radial-gradient(900px 500px at 50% 0%, #16365b, var(--ink) 70%); color: #fff; text-align: center; }
.cta__inner { max-width: 720px; margin: 0 auto; }
.cta h2 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 900; letter-spacing: -.02em; }
.cta p { color: rgba(255,255,255,.8); margin: 14px 0 30px; font-size: 1.1rem; }
.cta__buttons { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ===== Footer ===== */
.footer { background: #0a131e; color: #c7d3df; padding: 60px 0 26px; }
.footer__inner { display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px; padding-bottom: 36px; border-bottom: 1px solid rgba(255,255,255,.08); }
.footer .brand__text { color: #fff; }
.footer .brand__text small { color: #7e93a8; }
.footer__brand p { color: #8ea0b3; margin-top: 16px; max-width: 420px; font-size: .96rem; }
.footer__contact h4 { color: #fff; font-size: .82rem; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 12px; }
.footer__company { font-weight: 800; color: #fff; font-size: 1.05rem; }
.footer__phone { display: inline-block; margin: 6px 0; font-size: 1.5rem; font-weight: 900; color: #fff; transition: color .15s ease; }
.footer__phone:hover { color: var(--brand-400); }
.footer__hint { color: #8ea0b3; font-size: .9rem; max-width: 340px; }
.footer__bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 22px; color: #7e93a8; font-size: .86rem; gap: 12px; flex-wrap: wrap; }

/* ===== Reveal animation ===== */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ===== Responsive ===== */
@media (max-width: 980px) {
    .cards { grid-template-columns: repeat(2, 1fr); }
    .steps { grid-template-columns: repeat(2, 1fr); }
    .hero__grid { grid-template-columns: 1fr; gap: 48px; }
    .hero__app { max-width: 520px; }
    .footer__inner { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
    .nav__links {
        position: fixed; inset: 0 0 auto 0; top: 64px; flex-direction: column; align-items: stretch;
        background: rgba(255,255,255,.97); backdrop-filter: blur(12px); padding: 18px 24px 26px;
        gap: 16px; box-shadow: 0 20px 40px -20px rgba(0,0,0,.3); transform: translateY(-130%); transition: transform .3s ease;
    }
    .nav__links.open { transform: none; }
    .nav__links a { opacity: 1; }
    .nav__links .btn { width: 100%; }
    .nav__toggle { display: flex; }
    .nav { background: rgba(255,255,255,.9); backdrop-filter: blur(12px); }
    .cards { grid-template-columns: 1fr; }
    .steps { grid-template-columns: 1fr; }
    .hero { padding-top: 120px; }
    .hero__meta { gap: 16px; }
}