@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;500;600;700&family=Source+Sans+3:ital,wght@0,400;0,500;0,600;1,400&display=swap');

:root {
  --orange:      #E8620A;
  --orange-lt:   #FF7530;
  --orange-dk:   #B34C07;
  --black:       #0C0C0C;
  --black-2:     #141414;
  --black-3:     #1C1C1C;
  --black-4:     #262626;
  --black-5:     #333333;
  --white:       #FFFFFF;
  --white-85:    rgba(255,255,255,0.85);
  --white-55:    rgba(255,255,255,0.55);
  --white-20:    rgba(255,255,255,0.20);
  --white-08:    rgba(255,255,255,0.08);
  --white-04:    rgba(255,255,255,0.04);
  --border:      rgba(255,255,255,0.10);
  --orange-glow: rgba(232,98,10,0.14);
  --orange-border:rgba(232,98,10,0.40);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Source Sans 3', sans-serif;
  background: var(--black);
  color: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
h1,h2,h3,h4,h5 {
  font-family: 'Oswald', sans-serif;
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--white);
}
p { color: var(--white-85); }
a { color: var(--orange); text-decoration: none; transition: color 0.15s; }
a:hover { color: var(--orange-lt); }
strong { color: var(--white); font-weight: 600; }

/* ── TOPBAR ──────────────────────────────── */
.topbar {
  background: var(--orange);
  text-align: center;
  padding: 9px 24px;
  font-family: 'Oswald', sans-serif;
  font-weight: 500;
  font-size: 0.9rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: #fff;
}
.topbar a { color: #fff; text-decoration: underline; font-weight: 600; }

/* ── NAVBAR ──────────────────────────────── */
.navbar {
  background: var(--black-2);
  border-bottom: 2px solid var(--orange);
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 68px;
  position: sticky;
  top: 0;
  z-index: 1000;
}
.navbar-brand {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  font-size: 1.45rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 0;
}
.brand-pu { color: var(--white); }
.brand-ronics { color: var(--orange); }
.brand-complaint { color: var(--white-55); font-size: 0.72em; font-weight: 400; margin-left: 3px; letter-spacing: 0.1em; }
.nav-links { display: flex; align-items: center; gap: 4px; list-style: none; }
.nav-links a {
  font-family: 'Oswald', sans-serif;
  font-weight: 500;
  font-size: 0.88rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white-55);
  padding: 8px 14px;
  border-radius: 2px;
  transition: color 0.15s, background 0.15s;
}
.nav-links a:hover { color: var(--white); background: var(--white-08); }
.nav-cta {
  background: var(--orange);
  color: var(--white) !important;
  font-family: 'Oswald', sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 10px 22px;
  border-radius: 2px;
  transition: background 0.15s;
  text-decoration: none;
  white-space: nowrap;
}
.nav-cta:hover { background: var(--orange-lt); }
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--white); }

/* ── BREADCRUMB ──────────────────────────── */
.breadcrumb { background: var(--black-3); border-bottom: 1px solid var(--border); padding: 10px 40px; }
.breadcrumb-inner { max-width: 1120px; margin: 0 auto; font-size: 0.8rem; color: var(--white-55); }
.breadcrumb-inner a { color: var(--white-55); }
.breadcrumb-inner a:hover { color: var(--orange); }
.breadcrumb-inner span { margin: 0 6px; opacity: 0.4; }

/* ── HERO ────────────────────────────────── */
.hero {
  background: var(--black-2);
  position: relative;
  overflow: hidden;
  padding: 80px 40px 80px;
  border-bottom: 1px solid var(--border);
}
.hero-grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}
.hero-glow {
  position: absolute;
  top: -100px;
  right: -80px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--orange-glow) 0%, transparent 65%);
  pointer-events: none;
}
.hero-content { max-width: 800px; position: relative; z-index: 1; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--orange-border);
  background: var(--orange-glow);
  color: var(--orange-lt);
  font-family: 'Oswald', sans-serif;
  font-weight: 500;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 2px;
  margin-bottom: 24px;
}
.hero-badge .dot { width: 6px; height: 6px; background: var(--orange); border-radius: 50%; flex-shrink: 0; }
.hero h1 {
  font-size: clamp(2.6rem, 5.5vw, 4.2rem);
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.05;
}
.hero h1 em { color: var(--orange); font-style: normal; }
.hero p {
  font-size: 1.1rem;
  color: var(--white-85);
  max-width: 620px;
  margin-bottom: 34px;
  line-height: 1.7;
}
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-divider {
  width: 60px;
  height: 3px;
  background: var(--orange);
  margin-bottom: 24px;
}

/* ── ALERT BAR ───────────────────────────── */
.alert-bar {
  background: var(--orange-dk);
  border-top: 1px solid var(--orange);
  border-bottom: 1px solid var(--orange);
  padding: 16px 40px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.alert-bar-icon { font-size: 1.3rem; flex-shrink: 0; }
.alert-bar p {
  color: var(--white);
  font-weight: 500;
  font-size: 0.97rem;
  margin: 0;
}
.alert-bar strong { color: var(--white); font-weight: 700; }

/* ── STATS STRIP ─────────────────────────── */
.stats-strip { background: var(--black-3); border-bottom: 1px solid var(--border); padding: 32px 40px; }
.stats-grid { max-width: 1120px; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fit, minmax(160px,1fr)); gap: 0; }
.stat-item { text-align: center; padding: 0 20px; border-right: 1px solid var(--border); }
.stat-item:last-child { border-right: none; }
.stat-num { font-family: 'Oswald', sans-serif; font-size: 2.4rem; font-weight: 700; color: var(--orange); line-height: 1; margin-bottom: 6px; }
.stat-label { font-size: 0.8rem; color: var(--white-55); text-transform: uppercase; letter-spacing: 0.06em; line-height: 1.4; }

/* ── SECTION ─────────────────────────────── */
.section { padding: 80px 40px; }
.section-dark { background: var(--black); }
.section-mid { background: var(--black-3); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-orange { background: var(--orange); }
.container { max-width: 1120px; margin: 0 auto; }

.section-header { margin-bottom: 52px; }
.section-header.center { text-align: center; }
.section-header.center .section-label::before { margin: 0 auto 8px; }
.section-label {
  display: block;
  font-family: 'Oswald', sans-serif;
  font-weight: 500;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 12px;
}
.section-label::before {
  content: '';
  display: block;
  width: 32px;
  height: 2px;
  background: var(--orange);
  margin-bottom: 10px;
}
.section-header h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); color: var(--white); margin-bottom: 14px; }
.section-header p { font-size: 1rem; color: var(--white-55); max-width: 580px; line-height: 1.7; }
.section-header.center p { margin: 0 auto; }

/* ── BUTTONS ─────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'Oswald', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 13px 28px;
  border-radius: 2px;
  border: none;
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-orange { background: var(--orange); color: #fff; }
.btn-orange:hover { background: var(--orange-lt); color: #fff; }
.btn-outline { background: transparent; color: var(--white); border: 2px solid var(--white-20); }
.btn-outline:hover { border-color: var(--white); color: var(--white); }
.btn-outline-orange { background: transparent; color: var(--orange); border: 2px solid var(--orange-border); }
.btn-outline-orange:hover { background: var(--orange); color: #fff; border-color: var(--orange); }
.btn-white { background: var(--white); color: var(--black); }
.btn-white:hover { background: var(--off-white); color: var(--black); }
.btn-black { background: var(--black); color: var(--white); border: 2px solid var(--border); }
.btn-black:hover { border-color: var(--orange); color: var(--orange); }

/* ── SYMPTOM CARDS ───────────────────────── */
.symptom-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 2px; }
.symptom-card {
  background: var(--black-3);
  border: 1px solid var(--border);
  padding: 28px 24px;
  transition: border-color 0.2s;
  position: relative;
}
.symptom-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px; height: 100%;
  background: var(--orange);
  opacity: 0;
  transition: opacity 0.2s;
}
.symptom-card:hover { border-color: var(--orange-border); }
.symptom-card:hover::before { opacity: 1; }
.s-icon { font-size: 1.8rem; margin-bottom: 14px; display: block; }
.symptom-card h4 {
  font-family: 'Oswald', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 8px;
}
.symptom-card p { font-size: 0.88rem; color: var(--white-55); line-height: 1.6; }

/* ── TECH SECTION ────────────────────────── */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: start; }
@media(max-width:820px){ .two-col { grid-template-columns: 1fr; } }

.tech-panel {
  background: var(--black-3);
  border: 1px solid var(--border);
  border-radius: 0;
  padding: 32px;
}
.tech-panel-title {
  font-family: 'Oswald', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
}
.tech-list { list-style: none; }
.tech-list li {
  display: flex;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--white-04);
  font-size: 0.9rem;
  color: var(--white-85);
  line-height: 1.5;
}
.tech-list li:last-child { border-bottom: none; }
.tech-list li .li-icon { flex-shrink: 0; color: var(--orange); font-size: 0.85rem; margin-top: 2px; }
.tech-list.danger li .li-icon { color: var(--orange); }
.tech-list.success li .li-icon { color: var(--success, #27AE60); }

.resin-compare { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; margin-top: 20px; }
.resin-box { padding: 20px; text-align: center; border: 1px solid var(--border); }
.resin-box.bad { border-top: 3px solid var(--orange); background: var(--black-4); }
.resin-box.good { border-top: 3px solid var(--success, #27AE60); background: var(--black-4); }
.resin-box h4 {
  font-family: 'Oswald', sans-serif;
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.resin-box.bad h4 { color: var(--orange); }
.resin-box.good h4 { color: var(--success, #27AE60); }
.resin-box p { font-size: 0.82rem; color: var(--white-55); line-height: 1.5; }

/* ── NOTICE BOXES ────────────────────────── */
.notice {
  padding: 18px 22px;
  border-left: 3px solid var(--orange);
  background: var(--black-3);
  border-top: 1px solid var(--border);
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin: 28px 0;
}
.notice h4 {
  font-family: 'Oswald', sans-serif;
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 6px;
}
.notice p { font-size: 0.88rem; color: var(--white-85); margin: 0; }
.notice.danger { border-left-color: var(--orange); }
.notice.info { border-left-color: #4A90D9; }
.notice.info h4 { color: #4A90D9; }

/* ── OFFER CARDS ─────────────────────────── */
.offer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px,1fr)); gap: 2px; }
.offer-card {
  background: var(--black-3);
  border: 1px solid var(--border);
  padding: 36px 32px;
  position: relative;
  transition: border-color 0.2s;
}
.offer-card:hover { border-color: var(--orange-border); }
.offer-card.featured {
  border-color: var(--orange-border);
  background: var(--black-3);
}
.offer-card.featured::before {
  content: 'MOST POPULAR';
  position: absolute;
  top: 0; left: 0; right: 0;
  background: var(--orange);
  color: #fff;
  font-family: 'Oswald', sans-serif;
  font-weight: 600;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-align: center;
  padding: 5px;
  text-transform: uppercase;
}
.offer-card.featured .offer-body { margin-top: 14px; }
.offer-icon { font-size: 2rem; margin-bottom: 16px; display: block; }
.offer-card h3 {
  font-family: 'Oswald', sans-serif;
  font-size: 1.3rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 12px;
}
.offer-card > p { font-size: 0.9rem; color: var(--white-55); margin-bottom: 20px; line-height: 1.65; }
.offer-list { list-style: none; margin-bottom: 28px; }
.offer-list li {
  display: flex;
  gap: 10px;
  padding: 8px 0;
  font-size: 0.88rem;
  color: var(--white-85);
  border-bottom: 1px solid var(--white-04);
}
.offer-list li:last-child { border-bottom: none; }
.offer-list li .check { color: var(--orange); font-weight: 700; flex-shrink: 0; }

/* ── PROCESS STEPS ───────────────────────── */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px,1fr)); gap: 0; }
.step {
  padding: 36px 28px;
  border-right: 1px solid var(--border);
  position: relative;
}
.step:last-child { border-right: none; }
.step-num {
  font-family: 'Oswald', sans-serif;
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--orange);
  line-height: 1;
  margin-bottom: 14px;
  opacity: 0.9;
}
.step h4 {
  font-family: 'Oswald', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 8px;
}
.step p { font-size: 0.88rem; color: var(--white-55); line-height: 1.6; }

/* ── CONTACT FORM ────────────────────────── */
.form-section {
  background: var(--black-2);
  padding: 80px 40px;
  border-top: 3px solid var(--orange);
}
.form-wrap { max-width: 720px; margin: 0 auto; }
.form-wrap h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); color: var(--white); margin-bottom: 8px; }
.form-wrap > p { color: var(--white-55); margin-bottom: 36px; font-size: 0.97rem; }
.form { display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-family: 'Oswald', sans-serif;
  font-weight: 500;
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white-55);
}
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--black-3);
  border: 1px solid var(--border);
  color: var(--white);
  font-family: 'Source Sans 3', sans-serif;
  font-size: 0.95rem;
  padding: 12px 16px;
  border-radius: 0;
  outline: none;
  transition: border-color 0.15s;
  width: 100%;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--white-55); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--orange); background: var(--black-4); }
.form-group select { cursor: pointer; }
.form-group select option { background: var(--black-3); color: var(--white); }
.form-group textarea { resize: vertical; min-height: 80px; }
.radio-group { display: flex; gap: 24px; flex-wrap: wrap; margin-top: 2px; }
.radio-group label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Source Sans 3', sans-serif;
  font-size: 0.92rem;
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
  color: var(--white-85);
  cursor: pointer;
}
.radio-group input[type="radio"] { accent-color: var(--orange); width: 16px; height: 16px; }
.form-submit { margin-top: 8px; }
.form-submit .btn { width: 100%; justify-content: center; font-size: 1rem; padding: 16px; }
.form-note { text-align: center; color: var(--white-55); font-size: 0.82rem; margin-top: 12px; }
.form-note a { color: var(--white-55); }
.form-note a:hover { color: var(--orange); }

/* ── FAQ ─────────────────────────────────── */
.faq-wrap { max-width: 800px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-q {
  width: 100%;
  background: none;
  border: none;
  padding: 22px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  cursor: pointer;
  text-align: left;
  color: var(--white);
  font-family: 'Oswald', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color 0.15s;
}
.faq-q:hover { color: var(--orange); }
.faq-q .faq-icon { font-size: 1.1rem; color: var(--orange); flex-shrink: 0; transition: transform 0.2s; }
.faq-item.open .faq-q { color: var(--orange); }
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-a { display: none; padding: 0 0 22px; font-size: 0.92rem; color: var(--white-85); line-height: 1.7; max-width: 680px; }
.faq-item.open .faq-a { display: block; }

/* ── CTA STRIP ───────────────────────────── */
.cta-strip { background: var(--black-3); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 60px 40px; text-align: center; }
.cta-strip h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); margin-bottom: 12px; }
.cta-strip p { color: var(--white-55); font-size: 1rem; max-width: 540px; margin: 0 auto 30px; }
.cta-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ── FOOTER ──────────────────────────────── */
footer { background: var(--black-2); border-top: 1px solid var(--border); padding: 60px 40px 28px; }
.footer-grid { max-width: 1120px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-brand-name {
  font-family: 'Oswald', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 12px;
  display: block;
}
.footer-brand-name span { color: var(--orange); }
.footer-tagline { font-size: 0.85rem; color: var(--white-55); line-height: 1.65; margin-bottom: 0; }
.footer-col h4 {
  font-family: 'Oswald', sans-serif;
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--white-55);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a { color: var(--white-55); font-size: 0.88rem; transition: color 0.15s; }
.footer-col ul li a:hover { color: var(--orange); }
.footer-bottom { max-width: 1120px; margin: 0 auto; border-top: 1px solid var(--border); padding-top: 22px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; font-size: 0.78rem; color: var(--white-55); }
.footer-disclaimer { max-width: 1120px; margin: 14px auto 0; font-size: 0.74rem; color: var(--white-55); opacity: 0.5; text-align: center; line-height: 1.6; }

/* ── DIVIDER ─────────────────────────────── */
.orange-bar { height: 3px; background: var(--orange); }
.section-divider { border: none; border-top: 1px solid var(--border); margin: 0; }

/* ── RESPONSIVE ──────────────────────────── */
@media(max-width:1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media(max-width:900px) {
  .navbar { padding: 0 24px; }
  .nav-links { display: none; flex-direction: column; position: absolute; top: 70px; left: 0; right: 0; background: var(--black-2); border-bottom: 2px solid var(--orange); padding: 12px; gap: 2px; }
  .nav-links.open { display: flex; }
  .hamburger { display: flex; }
  .navbar { position: relative; }
  .hero { padding: 60px 24px; }
  .section { padding: 60px 24px; }
  .stats-strip, .form-section, .cta-strip { padding: 40px 24px; }
  .alert-bar { padding: 14px 24px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  footer { padding: 48px 24px 24px; }
}
@media(max-width:600px) {
  .form-row { grid-template-columns: 1fr; }
  .stat-item { border-right: none; border-bottom: 1px solid var(--border); padding: 16px; }
  .stat-item:last-child { border-bottom: none; }
  .steps { grid-template-columns: 1fr; }
  .step { border-right: none; border-bottom: 1px solid var(--border); }
  .step:last-child { border-bottom: none; }
  .resin-compare { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .hero { padding: 48px 20px; }
  .hero h1 { font-size: 2.2rem; }
  .breadcrumb { padding: 10px 20px; }
}