:root {
  --navy: #113baa;
  --navy-deep: #071b30;
  --blue: #2968bb;
  --blue-light: #4698bd;
  --green: #89ce36;
  --green-deep: #5bb171;
  --ink: #10243c;
  --muted: #607287;
  --line: #dfe8f1;
  --surface: #f5f9fd;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(4, 38, 83, .12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Montserrat", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
.container { width: min(1160px, calc(100% - 40px)); margin-inline: auto; }
.section { padding: 104px 0; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 1000; padding: 12px 18px; color: white; background: var(--navy); border-radius: 10px; }
.skip-link:focus { top: 16px; }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  background: rgba(255,255,255,.9);
  border-bottom: 1px solid rgba(10, 52, 114, .08);
  backdrop-filter: blur(18px);
}
.nav-wrap { min-height: 82px; display: flex; align-items: center; gap: 28px; }
.brand { width: 146px; flex: 0 0 auto; }
.brand img { width: 100%; }
.main-nav { display: flex; align-items: center; gap: 22px; margin-left: auto; }
.main-nav a { text-decoration: none; font-weight: 600; font-size: .89rem; color: #29415d; transition: color .2s ease; }
.main-nav a:hover, .main-nav a:focus { color: var(--blue); }
.main-nav a.active { color: var(--blue); font-weight: 800; }
.nav-external::after { content: "↗"; margin-left: 4px; color: var(--green-deep); font-size: .72em; }
.menu-toggle { display: none; border: 0; background: transparent; padding: 10px; margin-left: auto; }
.menu-toggle span { display: block; width: 26px; height: 2px; margin: 5px; background: var(--navy); }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 26px;
  border: 0;
  border-radius: 14px;
  color: white;
  background: linear-gradient(135deg, var(--blue), var(--navy));
  box-shadow: 0 12px 30px rgba(11, 91, 169, .22);
  text-decoration: none;
  font-weight: 700;
  transition: transform .2s ease, box-shadow .2s ease;
}
.button:hover, .button:focus { transform: translateY(-2px); box-shadow: 0 16px 34px rgba(11, 91, 169, .28); }
.button-small { min-height: 42px; padding-inline: 20px; border-radius: 12px; font-size: .88rem; }
.text-link { display: inline-flex; gap: 10px; align-items: center; text-decoration: none; color: var(--navy); font-weight: 800; }
.text-link span { color: var(--green-deep); }

.hero {
  position: relative;
  min-height: 780px;
  padding: 150px 0 78px;
  background:
    radial-gradient(circle at 80% 26%, rgba(137,206,54,.2), transparent 25%),
    radial-gradient(circle at 12% 12%, rgba(70,152,189,.17), transparent 28%),
    linear-gradient(145deg, #fbfdff 0%, #eef7ff 52%, #f1fae9 100%);
  overflow: hidden;
}
.hero::before { content: ""; position: absolute; width: 560px; height: 560px; top: 130px; left: -390px; border: 1px solid rgba(22,122,198,.16); border-radius: 50%; box-shadow: 0 0 0 80px rgba(22,122,198,.025), 0 0 0 160px rgba(105,210,31,.02); }
.hero-grid { display: grid; grid-template-columns: 1.02fr .98fr; align-items: center; gap: 64px; }
.eyebrow { display: inline-block; margin-bottom: 16px; color: var(--blue); font-size: .78rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.eyebrow.light { color: #8bea4d; }
h1, h2, h3 { margin: 0; line-height: 1.12; letter-spacing: -.03em; }
h1 { max-width: 680px; color: var(--navy-deep); font-size: clamp(3rem, 5.2vw, 5rem); font-weight: 800; }
h1 span { color: var(--blue); }
.hero-copy > p { max-width: 650px; margin: 26px 0 32px; color: var(--muted); font-size: 1.14rem; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 24px; }
.hero-trust { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 34px; }
.hero-trust span { padding: 8px 12px; color: #36526f; background: rgba(255,255,255,.74); border: 1px solid rgba(22,122,198,.13); border-radius: 99px; font-size: .78rem; font-weight: 600; }
.hero-visual { position: relative; min-height: 610px; border-radius: 46px 46px 160px 46px; overflow: hidden; box-shadow: var(--shadow); border: 1px solid rgba(91,177,113,.26); }
.hero-visual::after { content: ""; position: absolute; inset: auto 0 0; height: 35%; background: linear-gradient(transparent, rgba(1, 22, 53, .45)); pointer-events: none; }
.hero-visual img { width: 100%; height: 610px; object-fit: cover; object-position: 58% center; }
.hero-orbit { position: absolute; z-index: 2; width: 180px; height: 180px; top: -66px; right: -48px; border: 16px solid rgba(105,210,31,.65); border-left-color: transparent; border-radius: 50%; transform: rotate(-22deg); }
.floating-card { position: absolute; z-index: 3; left: 28px; bottom: 26px; display: grid; padding: 18px 22px; color: white; background: rgba(4,36,78,.86); border: 1px solid rgba(255,255,255,.22); border-radius: 18px; backdrop-filter: blur(14px); }
.floating-card strong { color: #89e84c; font-size: 1.15rem; }
.floating-card span { font-size: .82rem; }
.service-ribbon { position: absolute; inset: auto 0 0; overflow: hidden; padding: 14px 0; color: white; background: var(--navy); font-size: .78rem; font-weight: 700; letter-spacing: .09em; white-space: nowrap; }
.service-ribbon div { width: max-content; padding-left: 2vw; animation: ribbon 28s linear infinite; }
@keyframes ribbon { to { transform: translateX(-35%); } }

.nature-bridge {
  position: relative;
  padding: 82px 0;
  color: white;
  background:
    radial-gradient(circle at 8% 15%, rgba(70,152,189,.26), transparent 24%),
    radial-gradient(circle at 92% 80%, rgba(137,206,54,.2), transparent 28%),
    var(--navy-deep);
  overflow: hidden;
}
.nature-bridge::before {
  content: "";
  position: absolute;
  width: 520px;
  height: 520px;
  right: -260px;
  top: -280px;
  border: 1px solid rgba(137,206,54,.34);
  border-radius: 48% 52% 68% 32% / 42% 55% 45% 58%;
  transform: rotate(18deg);
}
.nature-panel { position: relative; display: grid; grid-template-columns: .85fr 1.15fr; gap: 70px; align-items: start; }
.nature-intro h2 { max-width: 560px; color: white; font-size: clamp(2.2rem, 4vw, 3.55rem); }
.nature-intro p { max-width: 570px; margin: 22px 0 0; color: rgba(255,255,255,.68); }
.nature-pillars { display: grid; gap: 4px; }
.nature-pillars article { display: grid; grid-template-columns: 48px 165px 1fr; gap: 18px; align-items: start; padding: 24px 0; border-top: 1px solid rgba(255,255,255,.15); }
.nature-pillars article > span { color: var(--green); font-size: .8rem; font-weight: 800; }
.nature-pillars h3 { color: white; font-size: 1rem; letter-spacing: 0; }
.nature-pillars p { margin: 0; color: rgba(255,255,255,.62); font-size: .9rem; line-height: 1.55; }

.section-heading { max-width: 720px; margin-bottom: 54px; }
.section-heading h2 { color: var(--navy-deep); font-size: clamp(2.2rem, 4vw, 3.6rem); }
.section-heading p { margin: 20px 0 0; color: var(--muted); font-size: 1.05rem; }
.services { padding: 0 0 104px; background: white; }
.services-banner {
  position: relative;
  display: flex;
  min-height: 410px;
  align-items: center;
  color: white;
  background-image:
    linear-gradient(90deg, rgba(3, 20, 43, .92) 0%, rgba(5, 37, 76, .78) 48%, rgba(5, 37, 76, .35) 100%),
    url("assets/portafolio-hogar-industria.webp");
  background-position: center;
  background-size: cover;
  overflow: hidden;
}
.services-banner::after { content: ""; position: absolute; inset: auto 0 0; height: 80px; background: linear-gradient(transparent, rgba(0,0,0,.2)); pointer-events: none; }
.services-banner .container { position: relative; z-index: 1; }
.services-banner .section-heading { max-width: 700px; margin: 0; }
.services-banner .section-heading h2 { color: white; text-shadow: 0 3px 24px rgba(0,0,0,.24); }
.services-banner .section-heading p { color: rgba(255,255,255,.8); }
.services-content { padding-top: 46px; }
.services-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.service-card { position: relative; min-height: 450px; padding: 0 24px 26px; overflow: hidden; background: linear-gradient(145deg, white, #f6faff); border: 1px solid var(--line); border-radius: 24px; transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease; }
.service-card:hover { transform: translateY(-6px); border-color: rgba(22,122,198,.35); box-shadow: 0 24px 50px rgba(5,49,103,.1); }
.service-number { position: absolute; z-index: 2; top: 16px; right: 16px; display: grid; place-items: center; width: 38px; height: 38px; color: white; background: rgba(7,27,48,.8); border: 1px solid rgba(255,255,255,.35); border-radius: 50%; backdrop-filter: blur(8px); font-size: .72rem; font-weight: 800; }
.service-media { display: block; width: calc(100% + 48px); max-width: none; aspect-ratio: 1 / 1; margin: 0 -24px 24px; object-fit: cover; }
.service-card h3 { color: var(--navy); font-size: 1.12rem; }
.service-card p { margin: 14px 0 0; color: var(--muted); font-size: .88rem; }

.store { position: relative; background: linear-gradient(180deg, #f4f8fb 0%, #ffffff 100%); overflow: hidden; }
.store::before { content: ""; position: absolute; width: 420px; height: 420px; right: -220px; top: 70px; border: 1px solid rgba(137,206,54,.32); border-radius: 50%; box-shadow: 0 0 0 70px rgba(137,206,54,.035), 0 0 0 140px rgba(70,152,189,.025); }
.store-heading { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 80px; align-items: end; margin-bottom: 48px; }
.store-heading h2 { max-width: 690px; color: var(--navy-deep); font-size: clamp(2.2rem, 4vw, 3.6rem); }
.store-intro p { margin: 0 0 20px; color: var(--muted); }
.product-grid { position: relative; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.product-card { display: flex; min-height: 590px; padding: 0 28px 28px; flex-direction: column; overflow: hidden; background: white; border: 1px solid var(--line); border-radius: 24px; box-shadow: 0 12px 34px rgba(7,27,48,.055); transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease; }
.product-card:hover { transform: translateY(-6px); border-color: rgba(91,177,113,.38); box-shadow: 0 22px 48px rgba(7,27,48,.1); }
.product-media { display: block; width: calc(100% + 56px); max-width: none; aspect-ratio: 1 / 1; margin: 0 -28px 20px; object-fit: cover; }
.product-top { display: flex; align-items: center; justify-content: flex-end; gap: 16px; margin-bottom: 18px; }
.product-badge { padding: 6px 10px; color: var(--green-deep); background: #eff9e7; border-radius: 999px; font-size: .7rem; font-weight: 800; text-transform: uppercase; letter-spacing: .06em; }
.product-card h3 { color: var(--navy-deep); font-size: 1.18rem; }
.product-card p { margin: 14px 0 24px; color: var(--muted); font-size: .87rem; }
.product-card > a { margin-top: auto; color: var(--navy); text-decoration: none; font-size: .84rem; font-weight: 800; }
.product-card > a::after { content: " →"; color: var(--green-deep); }
.store-process { display: grid; grid-template-columns: .7fr 1.3fr; gap: 50px; align-items: center; margin-top: 22px; padding: 30px 34px; color: white; background: var(--navy-deep); border-radius: 24px; }
.store-process strong { font-size: 1.1rem; }
.store-process ol { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 0; padding: 0; list-style: none; }
.store-process li { display: flex; align-items: center; gap: 10px; color: rgba(255,255,255,.72); font-size: .78rem; font-weight: 600; }
.store-process li span { display: grid; flex: 0 0 auto; place-items: center; width: 30px; height: 30px; color: var(--navy-deep); background: var(--green); border-radius: 50%; font-weight: 800; }

.method { position: relative; color: white; background: var(--navy-deep); overflow: hidden; }
.method::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 12% 30%, rgba(22,122,198,.35), transparent 25%), radial-gradient(circle at 88% 80%, rgba(105,210,31,.22), transparent 25%); }
.method-grid { position: relative; display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; }
.method-heading { position: sticky; top: 130px; align-self: start; }
.method-heading h2, .method-heading p { color: white; }
.method-heading p { opacity: .68; }
.steps { margin: 0; padding: 0; list-style: none; }
.steps li { display: grid; grid-template-columns: 76px 1fr; gap: 24px; padding: 26px 0; border-bottom: 1px solid rgba(255,255,255,.14); }
.steps li > span { display: grid; place-items: center; width: 56px; height: 56px; color: var(--green); border: 1px solid rgba(105,210,31,.55); border-radius: 50%; font-weight: 800; }
.steps strong { font-size: 1.15rem; }
.steps p { margin: 4px 0 0; color: rgba(255,255,255,.62); }

.projects { background: var(--surface); }
.project-feature { display: grid; grid-template-columns: 1.08fr .92fr; min-height: 560px; overflow: hidden; background: white; border-radius: 32px; box-shadow: var(--shadow); }
.project-image { min-height: 520px; }
.project-image img { width: 100%; height: 100%; object-fit: cover; }
.project-copy { align-self: center; padding: 56px; }
.project-tag { display: inline-block; margin-bottom: 18px; padding: 7px 12px; color: var(--green-deep); background: #efffe4; border-radius: 999px; font-size: .76rem; font-weight: 800; text-transform: uppercase; }
.project-copy h3 { color: var(--navy); font-size: clamp(1.9rem, 3vw, 2.8rem); }
.project-copy p { color: var(--muted); }
.project-copy ul { margin: 24px 0 28px; padding: 0; list-style: none; }
.project-copy li { position: relative; padding: 7px 0 7px 28px; }
.project-copy li::before { content: "✓"; position: absolute; left: 0; color: var(--green-deep); font-weight: 900; }

.about { position: relative; background: linear-gradient(180deg, white 0%, #f6faf2 100%); overflow: hidden; }
.about::before { content: ""; position: absolute; width: 420px; height: 420px; left: -260px; bottom: 180px; border: 1px solid rgba(91,177,113,.25); border-radius: 50%; box-shadow: 0 0 0 60px rgba(137,206,54,.025), 0 0 0 120px rgba(70,152,189,.02); }
.about-grid { position: relative; display: grid; grid-template-columns: .88fr 1.12fr; align-items: center; gap: 78px; }
.about-photo { position: relative; }
.about-photo::before { content: ""; position: absolute; inset: 28px -28px -28px 28px; z-index: -1; background: linear-gradient(145deg, var(--blue), var(--green)); border-radius: 32px; }
.about-photo img { width: 100%; height: 600px; object-fit: cover; object-position: center top; border-radius: 32px; }
.about-copy h2 { color: var(--navy-deep); font-size: clamp(2.2rem, 4vw, 3.5rem); }
.about-copy > p { margin: 24px 0 32px; color: var(--muted); }
.about-copy blockquote { margin: 0; padding: 22px 26px; color: var(--navy-deep); background: rgba(255,255,255,.78); border-left: 5px solid var(--green); border-radius: 0 18px 18px 0; font-size: 1.02rem; font-weight: 700; }
.direction-grid { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 96px; }
.direction-card { min-height: 330px; padding: 42px; border-radius: 30px; }
.mission-card { color: white; background: linear-gradient(145deg, var(--navy-deep), #123f6d); box-shadow: 0 22px 55px rgba(7,27,48,.16); }
.vision-card { color: var(--navy-deep); background: linear-gradient(145deg, #eaf8de, white); border: 1px solid rgba(91,177,113,.25); }
.direction-label { display: inline-block; margin-bottom: 34px; color: var(--green); font-size: .76rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.vision-card .direction-label { color: var(--green-deep); }
.direction-card h3 { margin-bottom: 18px; font-size: clamp(1.65rem, 2.4vw, 2.25rem); }
.direction-card p { margin: 0; color: rgba(255,255,255,.68); font-size: .94rem; }
.vision-card p { color: var(--muted); }
.values-block { position: relative; display: grid; grid-template-columns: .6fr 1.4fr; gap: 70px; align-items: center; margin-top: 22px; padding: 42px; background: white; border: 1px solid var(--line); border-radius: 30px; }
.values-block h3 { color: var(--navy-deep); font-size: 1.55rem; }
.values-list { display: flex; flex-wrap: wrap; gap: 10px; }
.values-list span { padding: 9px 14px; color: #29415d; background: #f2f8fb; border: 1px solid rgba(70,152,189,.2); border-radius: 999px; font-size: .8rem; font-weight: 700; }
.values-list span:nth-child(3n+1) { background: #eff9e7; border-color: rgba(91,177,113,.22); }

.contact { padding-top: 50px; }
.contact-card { display: grid; grid-template-columns: 1.25fr .75fr; gap: 60px; padding: 58px; color: white; background: linear-gradient(135deg, #063170, #0d6db5); border-radius: 34px; box-shadow: 0 28px 70px rgba(4, 38, 83, .22); }
.contact-card h2 { max-width: 710px; font-size: clamp(2.1rem, 4vw, 3.4rem); }
.contact-card p { max-width: 680px; color: rgba(255,255,255,.72); }
.contact-actions { display: flex; align-items: flex-start; justify-content: center; flex-direction: column; gap: 14px; }
.contact-actions > a:not(.button) { color: white; text-decoration: none; font-weight: 600; }
.contact-actions > span { color: rgba(255,255,255,.72); }
.button-light { color: var(--navy); background: white; box-shadow: none; }

.subpage-main { padding-top: 82px; }
.subpage-hero { position: relative; display: flex; min-height: 620px; align-items: center; padding: 90px 0; color: white; overflow: hidden; }
.subpage-hero::before { content: ""; position: absolute; width: 520px; height: 520px; right: -180px; top: -180px; border: 1px solid rgba(255,255,255,.18); border-radius: 50%; box-shadow: 0 0 0 80px rgba(255,255,255,.025), 0 0 0 160px rgba(255,255,255,.018); }
.shop-hero { background: radial-gradient(circle at 76% 20%, rgba(137,206,54,.28), transparent 28%), linear-gradient(135deg, #041f49, #0c65aa); }
.forum-hero { background: radial-gradient(circle at 82% 22%, rgba(105,210,31,.24), transparent 28%), radial-gradient(circle at 10% 80%, rgba(70,152,189,.32), transparent 28%), var(--navy-deep); }
.subpage-hero-grid { position: relative; display: grid; grid-template-columns: 1.15fr .85fr; align-items: center; gap: 90px; }
.subpage-hero h1 { max-width: 760px; color: white; font-size: clamp(3rem, 5.2vw, 5.1rem); }
.subpage-hero p { max-width: 700px; margin: 26px 0 32px; color: rgba(255,255,255,.72); font-size: 1.08rem; }
.light-link { color: white; }
.subpage-stat, .forum-promise { display: grid; gap: 14px; padding: 38px; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.2); border-radius: 28px; backdrop-filter: blur(14px); box-shadow: 0 24px 60px rgba(0,0,0,.16); }
.subpage-stat strong, .forum-promise strong { color: white; font-size: 1.35rem; }
.subpage-stat span { padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,.14); color: rgba(255,255,255,.78); font-weight: 600; }
.subpage-stat span:last-child { border-bottom: 0; }
.store-page { padding-top: 104px; }

.forum-promise > span { color: var(--green); font-size: .78rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.forum-promise p { margin: 0; font-size: .92rem; }
.forum-topics { background: #f6f9fc; }
.topic-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.topic-card { min-height: 250px; padding: 32px; background: white; border: 1px solid var(--line); border-radius: 24px; box-shadow: 0 12px 32px rgba(7,27,48,.045); transition: transform .25s ease, border-color .25s ease; }
.topic-card:hover { transform: translateY(-5px); border-color: rgba(22,122,198,.32); }
.topic-card > span { display: grid; place-items: center; width: 42px; height: 42px; margin-bottom: 30px; color: var(--green-deep); background: #eff9e7; border-radius: 50%; font-size: .74rem; font-weight: 800; }
.topic-card h3 { color: var(--navy); font-size: 1.16rem; }
.topic-card p { margin: 14px 0 0; color: var(--muted); font-size: .88rem; }
.featured-answers { color: white; background: var(--navy-deep); }
.featured-answers .section-heading h2 { color: white; }
.answer-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.answer-card { padding: 34px; background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.15); border-radius: 24px; }
.answer-card > span { display: inline-block; margin-bottom: 26px; padding: 7px 11px; color: #bdf697; background: rgba(105,210,31,.12); border-radius: 999px; font-size: .7rem; font-weight: 800; text-transform: uppercase; }
.answer-card h3 { color: white; font-size: 1.2rem; letter-spacing: -.015em; }
.answer-card p { margin: 18px 0 0; color: rgba(255,255,255,.65); font-size: .89rem; }
.ask-section { background: linear-gradient(180deg, #fff, #eef6fb); }
.ask-grid { display: grid; grid-template-columns: .82fr 1.18fr; align-items: start; gap: 80px; }
.ask-copy { position: sticky; top: 126px; }
.ask-copy h2 { color: var(--navy-deep); font-size: clamp(2.25rem, 4vw, 3.7rem); }
.ask-copy p { margin: 24px 0; color: var(--muted); }
.question-form { display: grid; gap: 18px; padding: 38px; background: white; border: 1px solid var(--line); border-radius: 28px; box-shadow: var(--shadow); }
.question-form label { display: grid; gap: 8px; color: var(--navy); font-size: .82rem; font-weight: 800; }
.question-form input, .question-form select, .question-form textarea { width: 100%; padding: 14px 15px; color: #162b43; background: #f8fafc; border: 1px solid #ccdae7; border-radius: 12px; font: inherit; font-weight: 500; outline: none; }
.question-form input:focus, .question-form select:focus, .question-form textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(22,122,198,.12); }
.question-form textarea { resize: vertical; }
.question-form .consent { grid-template-columns: 22px 1fr; align-items: start; color: var(--muted); font-weight: 500; line-height: 1.5; }
.question-form .consent input { width: 18px; height: 18px; margin-top: 2px; }
.question-form .button { justify-self: start; cursor: pointer; }
.visually-hidden { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0,0,0,0) !important; white-space: nowrap !important; border: 0 !important; }

.site-footer { padding: 50px 0; border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: 180px 1fr auto; align-items: center; gap: 34px; }
.footer-grid img { width: 170px; }
.footer-grid p { margin: 0; color: var(--muted); font-size: .86rem; }
.whatsapp-float { position: fixed; z-index: 90; right: 20px; bottom: 20px; width: 220px; background: transparent; border: 0; text-decoration: none; filter: drop-shadow(0 12px 20px rgba(0,0,0,.22)); transition: transform .2s ease, filter .2s ease; }
.whatsapp-float:hover, .whatsapp-float:focus { transform: translateY(-3px) scale(1.02); filter: drop-shadow(0 16px 24px rgba(0,0,0,.28)); }
.whatsapp-float img { width: 100%; height: auto; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .65s ease, transform .65s ease; }
.reveal.visible { opacity: 1; transform: none; }

@media (max-width: 980px) {
  .main-nav { position: fixed; inset: 82px 20px auto; display: none; flex-direction: column; align-items: stretch; padding: 22px; background: white; border: 1px solid var(--line); border-radius: 20px; box-shadow: var(--shadow); }
  .main-nav.open { display: flex; }
  .menu-toggle { display: block; }
  .nav-cta { display: none; }
  .hero-grid, .nature-panel, .method-grid, .project-feature, .about-grid, .contact-card, .subpage-hero-grid, .ask-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 130px; }
  .hero-visual { max-width: 650px; width: 100%; margin-inline: auto; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .store-heading { grid-template-columns: 1fr; gap: 24px; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .store-process { grid-template-columns: 1fr; gap: 22px; }
  .topic-grid, .answer-grid { grid-template-columns: repeat(2, 1fr); }
  .ask-copy { position: static; }
  .method-heading { position: static; }
  .nature-panel { gap: 42px; }
  .project-image { height: 480px; }
  .contact-actions { justify-content: flex-start; }
}

@media (max-width: 640px) {
  .container { width: min(100% - 28px, 1160px); }
  .section { padding: 78px 0; }
  .services { padding: 0 0 78px; }
  .services-banner { min-height: 390px; background-position: 58% center; }
  .nav-wrap { min-height: 72px; }
  .brand { width: 125px; }
  .main-nav { top: 72px; }
  .hero { padding-top: 112px; min-height: auto; }
  .hero-grid { gap: 40px; }
  h1 { font-size: clamp(2.7rem, 13vw, 4rem); }
  .hero-copy > p { font-size: 1rem; }
  .hero-actions { align-items: flex-start; flex-direction: column; }
  .hero-visual, .hero-visual img { min-height: 500px; height: 500px; }
  .services-grid { grid-template-columns: 1fr; }
  .product-grid, .store-process ol, .topic-grid, .answer-grid { grid-template-columns: 1fr; }
  .product-card { min-height: auto; }
  .store-process { padding: 28px 24px; }
  .service-card { min-height: auto; }
  .method-grid { gap: 30px; }
  .steps li { grid-template-columns: 58px 1fr; gap: 14px; }
  .steps li > span { width: 48px; height: 48px; }
  .project-image { min-height: 380px; height: 380px; }
  .project-copy { padding: 32px 24px 38px; }
  .about-grid { gap: 54px; }
  .about-photo img { height: 480px; }
  .about-photo::before { inset: 18px -10px -18px 18px; }
  .nature-pillars article { grid-template-columns: 42px 1fr; }
  .nature-pillars article p { grid-column: 2; }
  .direction-grid, .values-block { grid-template-columns: 1fr; }
  .direction-grid { margin-top: 70px; }
  .direction-card, .values-block { padding: 30px 24px; }
  .values-block { gap: 26px; }
  .contact-card { padding: 34px 24px; gap: 26px; }
  .contact-actions { overflow-wrap: anywhere; }
  .footer-grid { grid-template-columns: 1fr; text-align: center; justify-items: center; }
  .subpage-main { padding-top: 72px; }
  .subpage-hero { min-height: auto; padding: 86px 0; }
  .subpage-hero-grid { gap: 42px; }
  .subpage-hero h1 { font-size: clamp(2.6rem, 12vw, 4rem); }
  .subpage-stat, .forum-promise, .question-form { padding: 28px 22px; }
  .topic-card, .answer-card { min-height: auto; padding: 28px 24px; }
  .whatsapp-float { right: 10px; bottom: 10px; width: 176px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}