/* ==========================================================================
   Shri Sai Broadband - Stylesheet
   रंग बदलायचे असतील तर फक्त खालचे :root मधले रंग बदला.
   ========================================================================== */
:root {
  --navy: #06122b;
  --navy-2: #0b1f45;
  --blue: #0ea5e9;
  --cyan: #22d3ee;
  --violet: #7c3aed;
  --ink: #0f172a;
  --muted: #64748b;
  --bg: #f5f8fc;
  --card: #ffffff;
  --line: #e2e8f0;
  --radius: 18px;
  --shadow: 0 10px 30px rgba(15, 23, 42, .08);
  --grad: linear-gradient(135deg, #0ea5e9 0%, #7c3aed 100%);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Poppins', 'Noto Sans Devanagari', system-ui, -apple-system, 'Segoe UI', sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
}
a { color: inherit; text-decoration: none; }
img, svg, video { max-width: 100%; }
h1, h2, h3, h4 { line-height: 1.2; margin: 0 0 .6rem; }
p { margin: 0 0 1rem; }
[hidden] { display: none !important; }

.container { width: min(1160px, 92%); margin-inline: auto; }
.container.narrow { width: min(820px, 92%); }
.center { text-align: center; }
.center-flex { justify-content: center; }
.muted { color: var(--muted); }
.mt { margin-top: 2.2rem; }
.link { color: var(--blue); font-weight: 600; }

/* ───────── Header / Nav ───────── */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(6, 18, 43, .85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, .08);
  transition: box-shadow .3s;
}
.site-header.scrolled { box-shadow: 0 8px 30px rgba(0, 0, 0, .3); }
.nav-wrap { display: flex; align-items: center; justify-content: space-between; height: 70px; }
.brand { display: flex; align-items: center; gap: 10px; color: #fff; font-weight: 700; font-size: 1.05rem; }
.brand svg { width: 36px; height: 36px; flex: none; }
.nav { display: flex; align-items: center; gap: 4px; }
.nav a:not(.btn) {
  color: #cbd5e1; padding: 8px 14px; border-radius: 999px;
  font-weight: 500; font-size: .95rem; transition: .2s;
}
.nav a:not(.btn):hover, .nav a.active { color: #fff; background-color: rgba(255, 255, 255, .12); }
.nav .btn { margin-left: 10px; }
.nav-toggle { display: none; background: none; border: 0; color: #fff; font-size: 1.8rem; cursor: pointer; }

/* ───────── Buttons ───────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 26px; border-radius: 999px; border: 2px solid transparent;
  font: 600 .97rem 'Poppins', 'Noto Sans Devanagari', sans-serif;
  cursor: pointer; transition: transform .2s, box-shadow .2s, background-color .2s;
}
.btn:hover { transform: translateY(-2px); }
.btn-sm { padding: 9px 20px; font-size: .88rem; }
.btn-primary { background-image: var(--grad); color: #fff; box-shadow: 0 8px 22px rgba(14, 165, 233, .35); }
.btn-primary:hover { box-shadow: 0 12px 28px rgba(124, 58, 237, .4); }
.btn-ghost { color: #fff; border-color: rgba(255, 255, 255, .45); background: rgba(255, 255, 255, .06); }
.btn-ghost:hover { background: rgba(255, 255, 255, .16); }
.btn-outline { color: var(--blue); border-color: var(--blue); background: transparent; }
.btn-outline:hover { background: var(--blue); color: #fff; }
.btn-white { background: #fff; color: var(--navy-2); }
.btn-wa { background: #25d366; color: #fff; box-shadow: 0 8px 22px rgba(37, 211, 102, .35); }
.sep { border: 0; border-top: 1px solid var(--line); margin: 22px 0; }
.block { display: flex; width: 100%; }

/* ───────── Hero ───────── */
.hero {
  position: relative; overflow: hidden; color: #fff; min-height: 88vh; display: flex; align-items: center;
  background: radial-gradient(1000px 500px at 80% 10%, #123a7a 0%, transparent 60%), var(--navy);
}
.hero-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .55; }
.hero-shade {
  position: absolute; inset: 0;
  background: linear-gradient(120deg, rgba(6, 18, 43, .92) 0%, rgba(11, 31, 69, .72) 55%, rgba(14, 165, 233, .28) 100%);
}
#net-canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-inner {
  position: relative; z-index: 2; padding: 70px 0;
  display: grid; grid-template-columns: 1.25fr .75fr; gap: 48px; align-items: center;
}
.pill {
  display: inline-block; padding: 7px 16px; border-radius: 999px; font-size: .85rem; font-weight: 500;
  background: rgba(255, 255, 255, .1); border: 1px solid rgba(255, 255, 255, .2); margin-bottom: 18px;
}
.hero h1 { font-size: clamp(2.1rem, 5vw, 3.6rem); font-weight: 700; letter-spacing: -.5px; }
.grad { background: linear-gradient(90deg, #22d3ee, #a78bfa); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .mr { font-size: 1.15rem; color: #7dd3fc; font-weight: 600; margin: 8px 0; }
.hero .lead { font-size: 1.1rem; color: #cbd5e1; max-width: 560px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin: 26px 0 22px; }
.hero-points { list-style: none; display: flex; flex-wrap: wrap; gap: 8px 22px; padding: 0; margin: 0; color: #cbd5e1; font-size: .93rem; }

.hero-card {
  background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .18);
  backdrop-filter: blur(14px); border-radius: 26px; padding: 34px 26px; text-align: center;
  box-shadow: 0 20px 60px rgba(0, 0, 0, .35);
}
.meter {
  width: 210px; height: 210px; border-radius: 50%; margin: 0 auto 18px; position: relative; display: grid; place-items: center;
  background: conic-gradient(var(--cyan) calc(var(--p, 0) * 1%), rgba(255, 255, 255, .14) 0);
  box-shadow: 0 0 40px rgba(34, 211, 238, .35);
}
.meter::before { content: ""; position: absolute; inset: 14px; border-radius: 50%; background: #0b1f45; }
.meter-in { position: relative; display: flex; flex-direction: column; align-items: center; }
.meter-num { font-size: 3.4rem; font-weight: 700; line-height: 1; }
.meter-in small { color: #7dd3fc; font-weight: 600; letter-spacing: 1px; }
.meter-text { color: #cbd5e1; margin-bottom: 14px; }
.signal { display: flex; justify-content: center; align-items: flex-end; gap: 5px; height: 34px; }
.signal span { width: 8px; border-radius: 4px; background: var(--cyan); animation: bars 1.4s ease-in-out infinite; }
.signal span:nth-child(1) { height: 30%; animation-delay: 0s; }
.signal span:nth-child(2) { height: 50%; animation-delay: .15s; }
.signal span:nth-child(3) { height: 70%; animation-delay: .3s; }
.signal span:nth-child(4) { height: 85%; animation-delay: .45s; }
.signal span:nth-child(5) { height: 100%; animation-delay: .6s; }
@keyframes bars { 0%, 100% { opacity: .35; } 50% { opacity: 1; } }

/* ───────── Sections ───────── */
.section { padding: 84px 0; }
.section.tight { padding: 48px 0; }
.section.dark { background: radial-gradient(900px 400px at 10% 0%, #123a7a 0%, transparent 60%), var(--navy); color: #fff; }
.section-head { text-align: center; max-width: 680px; margin: 0 auto 46px; }
.section-head h2, .two-col h2 { font-size: clamp(1.7rem, 3.4vw, 2.4rem); font-weight: 700; }
.section-head p { color: var(--muted); }
.section.dark .section-head p { color: #94a3b8; }
.eyebrow {
  display: inline-block; font-size: .8rem; font-weight: 600; letter-spacing: 2px; text-transform: uppercase;
  color: var(--blue); margin-bottom: 10px;
}
.page-hero {
  color: #fff; text-align: center; padding: 70px 0 60px;
  background: radial-gradient(800px 300px at 50% 0%, #1d4ed8 0%, transparent 65%), var(--navy);
}
.page-hero h1 { font-size: clamp(2rem, 4.5vw, 3rem); }
.page-hero p { color: #cbd5e1; margin: 0; }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature {
  background: var(--card); border-radius: var(--radius); padding: 30px 26px; border: 1px solid var(--line);
  box-shadow: var(--shadow); transition: transform .25s, box-shadow .25s;
}
.feature:hover { transform: translateY(-6px); box-shadow: 0 18px 40px rgba(14, 165, 233, .18); }
.feature h3 { font-size: 1.15rem; }
.feature p { color: var(--muted); margin: 0; }
.section.dark .feature { background: rgba(255, 255, 255, .06); border-color: rgba(255, 255, 255, .12); box-shadow: none; }
.section.dark .feature p { color: #94a3b8; }
.icon {
  width: 56px; height: 56px; border-radius: 16px; display: grid; place-items: center; font-size: 1.6rem; margin-bottom: 16px;
  background: linear-gradient(135deg, rgba(14, 165, 233, .18), rgba(124, 58, 237, .18));
}

/* ───────── Steps ───────── */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; position: relative; }
.step {
  position: relative; background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .12);
  border-radius: var(--radius); padding: 34px 22px 26px; text-align: center;
}
.step-no {
  position: absolute; top: -16px; left: 50%; transform: translateX(-50%);
  width: 34px; height: 34px; border-radius: 50%; background-image: var(--grad); font-weight: 700; display: grid; place-items: center;
}
.step-icon { font-size: 2.2rem; margin-bottom: 10px; }
.step h3 { font-size: 1.1rem; }
.step p { color: #94a3b8; margin: 0; font-size: .93rem; }

/* ───────── Plans ───────── */
.plan-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; align-items: stretch; }
.plan {
  position: relative; background: var(--card); border: 1px solid var(--line); border-radius: 24px;
  padding: 34px 28px; box-shadow: var(--shadow); display: flex; flex-direction: column; transition: transform .25s, box-shadow .25s;
}
.plan:hover { transform: translateY(-8px); box-shadow: 0 22px 50px rgba(14, 165, 233, .2); }
.plan.popular { border: 2px solid transparent; background: linear-gradient(#fff, #fff) padding-box, var(--grad) border-box; transform: scale(1.03); }
.plan.popular:hover { transform: scale(1.03) translateY(-8px); }
.badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background-image: var(--grad); color: #fff; font-size: .78rem; font-weight: 600; padding: 5px 16px; border-radius: 999px;
}
.plan h3 { font-size: 1.2rem; color: var(--muted); font-weight: 600; }
.plan .speed { font-size: 2.6rem; font-weight: 700; line-height: 1.1; }
.plan .speed small { font-size: 1rem; color: var(--blue); }
.plan .price { font-size: 2rem; font-weight: 700; margin: 14px 0 6px; color: var(--navy-2); }
.plan .price .rs { font-size: 1.3rem; margin-right: 2px; }
.plan .price small { font-size: .9rem; color: var(--muted); font-weight: 500; margin-left: 4px; }
.plan ul { list-style: none; padding: 0; margin: 18px 0 26px; flex: 1; }
.plan li { padding: 8px 0 8px 28px; position: relative; border-bottom: 1px dashed var(--line); font-size: .95rem; }
.plan li::before { content: "✓"; position: absolute; left: 0; color: var(--blue); font-weight: 700; }
.tabs { display: flex; justify-content: center; gap: 6px; background: #e8eef7; padding: 6px; border-radius: 999px; width: fit-content; margin: 0 auto 44px; }
.tab { border: 0; background: transparent; padding: 11px 28px; border-radius: 999px; font: 600 .95rem 'Poppins', sans-serif; color: var(--muted); cursor: pointer; transition: .2s; }
.tab.active { background-image: var(--grad); color: #fff; box-shadow: 0 6px 16px rgba(14, 165, 233, .35); }
.tab-panel { display: none; }
.tab-panel.show { display: grid; animation: fadeUp .5s ease both; }
.note { color: var(--muted); font-size: .88rem; margin-top: 26px; }

/* ───────── Entertainment / OTT ───────── */
.stats-strip { background: var(--navy-2); color: #fff; padding: 34px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; text-align: center; }
.stat strong { display: block; font-size: clamp(1.7rem, 3.4vw, 2.5rem); font-weight: 700; background: linear-gradient(90deg, #22d3ee, #a78bfa); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat span { color: #94a3b8; font-size: .9rem; }
.ott-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.ott-card {
  background: hsl(var(--h) 80% 96%); border: 1px solid hsl(var(--h) 60% 88%); border-radius: var(--radius);
  padding: 26px 20px; text-align: center; transition: transform .25s, box-shadow .25s;
}
.ott-card:hover { transform: translateY(-6px); box-shadow: 0 16px 34px hsl(var(--h) 70% 60% / .25); }
.ott-logo { height: 64px; display: grid; place-items: center; margin-bottom: 10px; }
.ott-logo span { font-size: 1.35rem; font-weight: 700; color: hsl(var(--h) 60% 32%); }
.ott-logo img { max-height: 54px; max-width: 80%; object-fit: contain; }
.ott-card p { margin: 0; color: var(--muted); font-size: .9rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.lang-wrap { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.lang { padding: 9px 20px; border-radius: 999px; background: #fff; border: 1px solid var(--line); font-weight: 500; box-shadow: var(--shadow); }

/* ───────── CTA band ───────── */
.cta-band {
  background-image: var(--grad); color: #fff; border-radius: 26px; padding: 40px 44px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
  box-shadow: 0 20px 50px rgba(124, 58, 237, .28);
}
.cta-band h2 { font-size: clamp(1.4rem, 3vw, 1.9rem); margin-bottom: 6px; }
.cta-band p { margin: 0; opacity: .92; }

/* ───────── FAQ ───────── */
.faq { background: var(--card); border: 1px solid var(--line); border-radius: 14px; margin-bottom: 12px; transition: box-shadow .2s; }
.faq[open] { box-shadow: var(--shadow); border-color: #bae6fd; }
.faq summary { cursor: pointer; list-style: none; padding: 18px 54px 18px 22px; font-weight: 600; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 22px; top: 50%; transform: translateY(-50%); font-size: 1.5rem; color: var(--blue); transition: transform .2s; }
.faq[open] summary::after { content: "–"; }
.faq p { padding: 0 22px 20px; margin: 0; color: var(--muted); }
.search {
  width: 100%; padding: 15px 22px; border-radius: 999px; border: 1px solid var(--line); font: 500 1rem 'Poppins', sans-serif;
  background: #fff; box-shadow: var(--shadow); margin-bottom: 18px; outline: none;
}
.search:focus { border-color: var(--blue); box-shadow: 0 0 0 4px rgba(14, 165, 233, .15); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 26px; }
.chip { border: 1px solid var(--line); background: #fff; padding: 8px 18px; border-radius: 999px; font: 500 .9rem 'Poppins', sans-serif; cursor: pointer; color: var(--muted); transition: .2s; }
.chip:hover { border-color: var(--blue); color: var(--blue); }
.chip.active { background-image: var(--grad); color: #fff; border-color: transparent; }

/* ───────── About ───────── */
.two-col { display: grid; grid-template-columns: 1.2fr .8fr; gap: 48px; align-items: center; }
.about-card { display: grid; gap: 16px; }
.about-stat {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 26px; box-shadow: var(--shadow);
  display: flex; align-items: baseline; gap: 14px;
}
.about-stat strong { font-size: 2.2rem; background-image: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.about-stat span { color: var(--muted); font-weight: 500; }

/* ───────── Contact ───────── */
.contact-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 36px; align-items: start; }
.contact-info { display: grid; gap: 16px; }
.info-card { display: flex; gap: 16px; align-items: center; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 22px; box-shadow: var(--shadow); }
.info-card .icon { margin: 0; flex: none; }
.info-card h3 { font-size: 1rem; margin: 0 0 2px; }
.info-card a, .info-card p { color: var(--muted); margin: 0; font-size: .95rem; word-break: break-word; }
.info-card a:hover { color: var(--blue); }
.form-card { background: var(--card); border: 1px solid var(--line); border-radius: 24px; padding: 34px; box-shadow: var(--shadow); }
.field { margin-bottom: 18px; }
.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: 6px; }
.field input, .field textarea {
  width: 100%; padding: 13px 16px; border: 1px solid var(--line); border-radius: 12px;
  font: 400 1rem 'Poppins', 'Noto Sans Devanagari', sans-serif; background: #f8fafc; outline: none; transition: .2s;
}
.field input:focus, .field textarea:focus { border-color: var(--blue); background: #fff; box-shadow: 0 0 0 4px rgba(14, 165, 233, .15); }
.err-text { color: #dc2626; font-size: .85rem; }
.alert { padding: 14px 18px; border-radius: 12px; margin-bottom: 18px; font-weight: 500; }
.alert.ok { background: #dcfce7; color: #166534; }
.alert.err { background: #fee2e2; color: #991b1b; }
.alert.err:empty { display: none; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* ───────── Footer ───────── */
.site-footer { background: var(--navy); color: #cbd5e1; padding-top: 56px; margin-top: 40px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr .8fr 1.2fr; gap: 36px; }
.site-footer h4 { color: #fff; margin-bottom: 14px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 8px; font-size: .94rem; }
.site-footer a:hover { color: var(--cyan); }
.copyright { border-top: 1px solid rgba(255, 255, 255, .1); margin-top: 36px; padding: 20px 0; font-size: .85rem; color: #94a3b8; }

/* ───────── WhatsApp floating button ───────── */
.wa-float {
  position: fixed; right: 20px; bottom: 20px; z-index: 60; width: 58px; height: 58px; border-radius: 50%;
  background: #25d366; display: grid; place-items: center; box-shadow: 0 10px 24px rgba(37, 211, 102, .5);
  animation: pulse 2.2s infinite;
}
.wa-float svg { width: 32px; height: 32px; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, .6); } 70% { box-shadow: 0 0 0 18px rgba(37, 211, 102, 0); } 100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); } }

/* ───────── Animations ───────── */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ───────── Responsive ───────── */
@media (max-width: 960px) {
  .hero-inner, .two-col, .contact-grid { grid-template-columns: 1fr; }
  .grid-3, .plan-grid, .grid-4, .ott-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(3, 1fr); row-gap: 22px; }
  .steps { grid-template-columns: 1fr 1fr; row-gap: 34px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-card { max-width: 380px; margin: 0 auto; }
}
@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .nav {
    position: absolute; top: 70px; left: 0; right: 0; background: var(--navy); padding: 14px 4% 22px;
    flex-direction: column; align-items: stretch; gap: 4px; display: none; border-bottom: 1px solid rgba(255, 255, 255, .1);
  }
  .nav.open { display: flex; }
  .nav a:not(.btn) { padding: 12px 16px; }
  .nav .btn { margin: 8px 0 0; }
}
@media (max-width: 620px) {
  .section { padding: 60px 0; }
  .grid-3, .plan-grid, .steps, .footer-grid, .row-2, .grid-4 { grid-template-columns: 1fr; }
  .ott-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .plan.popular, .plan.popular:hover { transform: none; }
  .cta-band { padding: 30px 24px; }
  .form-card { padding: 24px 18px; }
  .tab { padding: 10px 16px; }
}
.plan-grid.plan-grid-center {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

    .plan-grid.plan-grid-center .plan {
        flex: 1 1 300px;
        max-width: 360px;
    }