.drain-page { --drain-blue:#07539a; --drain-teal:#13ac82; --drain-cyan:#08b7dc; --drain-coral:#ff665c; }
.drain-page main { min-height: 0; overflow: hidden; background:#fff; }
.drain-inner { width:min(890px, calc(100% - 58px)); height:100%; margin-inline:auto; }

/* Hero: reference y 56–480 */
.drain-hero { height:420px; overflow:hidden; background:#ecfbff; }
.drain-hero-inner {
  position:relative;
  width:min(948px, 100%);
  height:420px;
  margin-inline:auto;
  overflow:hidden;
  background:url("assets/drain-cleaning/ip_01_clean_hero.webp") 63% 49% / cover no-repeat;
}
.drain-hero-inner::before {
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(90deg, rgba(255,255,255,.98) 0 34%, rgba(255,255,255,.75) 43%, rgba(255,255,255,0) 58%);
}
.drain-hero-copy { position:absolute; z-index:2; top:15px; left:max(47px, calc((100% - 850px)/2)); width:460px; }
.drain-breadcrumb { display:flex; align-items:center; gap:10px; margin-bottom:11px; color:#3e78ad; font-size:10px; font-weight:700; }
.drain-breadcrumb b { font-weight:700; }
.drain-kicker { margin:0 0 2px; padding-left:14px; border-left:3px solid #16b67b; color:#07539a; font-size:16px; font-weight:850; line-height:1.2; }
.drain-hero h1 { margin:0 0 4px; color:#07539a; font-size:62px; font-weight:900; line-height:1.14; letter-spacing:.01em; }
.drain-hero h1 span { color:#14aa75; }
.drain-hero h2 { margin:0 0 5px; color:#07539a; font-size:25px; font-weight:900; line-height:1.4; letter-spacing:.01em; }
.drain-hero h2 span { color:#12ab83; }
.drain-description { margin:0; color:#174d80; font-size:13px; font-weight:700; line-height:1.55; }
.drain-benefits { position:absolute; top:321px; left:0; display:flex; gap:9px; }
.drain-benefits > div { height:48px; display:flex; align-items:center; justify-content:center; gap:10px; padding:0 19px; border-radius:999px; color:#fff; box-shadow:0 7px 16px rgba(16,93,137,.12); font-size:13px; white-space:nowrap; }
.drain-benefits .coral { background:linear-gradient(110deg,#ff7162,#ff625d); }
.drain-benefits .blue { background:linear-gradient(110deg,#22b7e4,#118ed5); }
.drain-benefits .green { background:linear-gradient(110deg,#69cc58,#40aa49); }
.drain-benefits img { width:27px; height:27px; object-fit:contain; filter:brightness(0) invert(1); }
.drain-hero-message { position:absolute; z-index:2; top:48px; right:24px; margin:0; color:#07539a; font-family:"Yu Mincho","Hiragino Mincho ProN",serif; font-size:20px; font-weight:800; line-height:1.45; letter-spacing:.08em; text-align:center; transform:rotate(-8deg); }

.drain-price-guide { padding:14px 28px; background:linear-gradient(90deg,#effcff,#f8fffb 52%,#effcff); border-bottom:1px solid #dceff2; }
.drain-price-guide-inner { width:min(890px,100%); min-height:76px; margin-inline:auto; display:grid; grid-template-columns:1fr auto 1.35fr; align-items:center; gap:26px; padding:10px 28px; border:1px solid #bfe8e1; border-radius:12px; background:rgba(255,255,255,.94); box-shadow:0 5px 16px rgba(19,92,126,.07); }
.drain-price-guide-heading p { margin:0 0 1px; color:#05a978; font-size:11px; font-weight:800; }
.drain-price-guide-heading h2 { margin:0; color:#07539a; font-size:18px; line-height:1.4; }
.drain-price-guide-amount { margin:0; color:#ff6258; white-space:nowrap; }
.drain-price-guide-amount strong { font-size:34px; line-height:1; letter-spacing:.01em; }
.drain-price-guide-amount span { margin-left:3px; font-size:17px; font-weight:800; }
.drain-price-guide-note { margin:0; color:#4a789f; font-size:11px; font-weight:700; line-height:1.55; }

.drain-section {
  position:relative;
  overflow:hidden;
  border:0;
  outline:0;
  background-color:#f7fdff;
  background-image:url("assets/drain-cleaning/ip_20_water_wave_decoration.webp"), linear-gradient(180deg,#f8fdff,#fff 55%,#effbff);
  background-position:center -3px, center;
  background-repeat:no-repeat;
  background-size:100% 105px, cover;
}
.drain-section + .drain-section { margin-top:-1px; }
.drain-heading { display:flex; flex-direction:column; align-items:center; justify-content:flex-end; text-align:center; }
.drain-heading h2 { position:relative; margin:0; color:#07539a; font-size:30px; font-weight:900; line-height:1.3; letter-spacing:.035em; }
.drain-heading h2::before,
.drain-heading h2::after { content:""; position:absolute; top:48%; width:27px; height:2px; background:#f0c900; transform:rotate(45deg); box-shadow:8px -8px 0 -0.5px #f0c900; }
.drain-heading h2::before { left:-48px; transform:rotate(135deg); }
.drain-heading h2::after { right:-48px; }
.drain-heading p { margin:3px 0 0; color:#285c8c; font-size:12px; font-weight:650; line-height:1.5; }

.drain-problems { height:270px; }
.drain-problems .drain-heading { height:67px; }
.problem-grid { height:195px; margin-top:8px; display:grid; grid-template-columns:repeat(4,1fr); gap:16px; }
.problem-grid article { overflow:hidden; padding:12px 12px 10px; border-radius:14px; background:rgba(255,255,255,.96); box-shadow:0 7px 18px rgba(32,106,145,.08); text-align:center; }
.problem-grid img { width:100%; height:103px; object-fit:contain; }
.problem-grid h3 { margin:4px 0 4px; color:#07539a; font-size:18px; font-weight:900; line-height:1.3; }
.problem-grid p { margin:0; color:#315d86; font-size:11px; font-weight:650; line-height:1.45; }

.drain-services { height:308px; }
.drain-services .drain-heading { height:67px; }
.drain-service-grid { height:228px; margin-top:8px; display:grid; grid-template-columns:repeat(3,1fr); gap:13px; }
.drain-service-grid article { position:relative; overflow:hidden; padding:43px 12px 11px; border-radius:14px; background:#fff; box-shadow:0 7px 18px rgba(32,106,145,.08); }
.drain-service-grid .service-number { position:absolute; z-index:2; top:9px; left:13px; width:48px; height:48px; display:grid; place-items:center; border-radius:50%; color:#fff !important; -webkit-text-fill-color:#fff; opacity:1; background:linear-gradient(135deg,#20b9af,#078f80); box-shadow:inset 0 0 0 2px rgba(255,255,255,.78),0 4px 10px rgba(5,111,105,.2); font-size:22px; font-weight:900; line-height:1; text-shadow:0 1px 2px rgba(0,71,67,.3); }
.drain-service-grid h3 { position:absolute; top:12px; left:69px; margin:0; color:#13a98c; font-size:22px; font-weight:900; line-height:1.5; white-space:nowrap; }
.drain-service-grid img { width:100%; height:116px; border-radius:7px; object-fit:cover; }
.drain-service-grid p { margin:7px 8px 0; color:#315d86; font-size:11px; font-weight:650; line-height:1.5; text-align:center; }

.drain-locations { height:225px; }
.drain-locations .drain-heading { height:66px; }
.location-grid { height:145px; margin-top:8px; display:grid; grid-template-columns:repeat(6,1fr); gap:9px; }
.location-grid article { overflow:hidden; border-radius:8px; background:#fff; box-shadow:0 5px 14px rgba(27,100,140,.07); }
.location-grid article > img { width:100%; height:93px; object-fit:cover; }
.location-grid article > div { height:52px; display:flex; flex-direction:column; align-items:center; justify-content:center; }
.location-grid article > div img { width:26px; height:25px; margin-top:-14px; padding:4px; border-radius:50%; background:#fff; object-fit:contain; box-sizing:content-box; }
.location-grid h3 { margin:0; color:#07539a; font-size:14px; font-weight:850; line-height:1.3; }

.drain-flow-section { height:240px; }
.drain-flow-section .drain-heading { height:66px; }
.drain-flow { height:160px; margin:8px 0 0; padding:0; display:grid; grid-template-columns:repeat(4,1fr); gap:11px; list-style:none; }
.drain-flow li { position:relative; display:grid; grid-template-columns:45px 1fr; grid-template-rows:34px 76px 1fr; align-items:center; padding:5px 8px 8px; border-radius:13px; background:#fff; box-shadow:0 6px 16px rgba(28,101,140,.07); }
.drain-flow li:not(:last-child)::after { content:"›"; position:absolute; z-index:2; right:-16px; top:66px; color:#0878bd; font-size:35px; font-weight:500; line-height:1; }
.drain-flow > li > span { width:36px; height:36px; display:grid; place-items:center; border-radius:50%; color:#fff; background:#4cb7e8; font-size:15px; font-weight:800; }
.drain-flow h3 { margin:0; color:#07539a; font-size:15px; font-weight:900; line-height:1.25; white-space:nowrap; }
.drain-flow > li > img { grid-column:1/3; width:100%; height:76px; object-fit:contain; }
.drain-flow p { grid-column:1/3; margin:0; color:#315d86; font-size:9.5px; font-weight:650; line-height:1.4; text-align:center; }

.drain-faq-section { height:auto; min-height:250px; padding:24px 0 34px; overflow:visible; }
.drain-faq-section .drain-inner { height:auto; }
.drain-faq-section .drain-heading { height:auto; margin-bottom:16px; justify-content:center; }
.drain-faq-list { display:grid; gap:8px; }
.drain-faq-list details { overflow:hidden; border:1px solid #dcecf4; border-radius:12px; background:rgba(255,255,255,.96); box-shadow:0 5px 15px rgba(32,106,145,.06); }
.drain-faq-list summary { position:relative; min-height:45px; display:flex; align-items:center; padding:9px 48px 9px 48px; color:#07539a; font-size:13px; font-weight:850; line-height:1.45; cursor:pointer; list-style:none; }
.drain-faq-list summary::-webkit-details-marker { display:none; }
.drain-faq-list summary::before { content:"Q"; position:absolute; left:17px; width:23px; height:23px; display:grid; place-items:center; border-radius:50%; color:#fff; background:#28b9dd; font:800 12px/1 Arial,sans-serif; }
.drain-faq-list summary::after { content:"+"; position:absolute; right:18px; color:#5f92b7; font-size:21px; font-weight:500; }
.drain-faq-list details[open] summary::after { content:"−"; }
.drain-faq-list details p { margin:0; padding:0 48px 13px; color:#315d86; font-size:12px; font-weight:650; line-height:1.7; }

.drain-contact { position:relative; height:176px; overflow:hidden; background:#effcff; }
.drain-contact::before { content:""; position:absolute; right:0; bottom:0; left:0; height:122px; background:url("assets/drain-cleaning/ip_20_water_wave_decoration.webp") center -3px / 100% 122px no-repeat; pointer-events:none; }
.drain-contact-inner { position:relative; z-index:1; width:min(948px,100%); height:176px; margin-inline:auto; }
.drain-contact-person { position:absolute; left:25px; bottom:0; width:245px; height:176px; }
.drain-contact-person img { position:absolute; right:0; bottom:-2px; width:164px; height:170px; object-fit:contain; object-position:center bottom; }
.drain-contact-person p { position:absolute; z-index:2; top:16px; left:0; margin:0; color:#07539a; font-family:"Yu Mincho",serif; font-size:11px; font-weight:850; line-height:1.5; transform:rotate(-8deg); }
.drain-contact-content { position:absolute; top:25px; left:265px; width:570px; }
.drain-contact-content h2 { margin:0 0 8px; color:#07539a; font-size:23px; font-weight:900; line-height:1.35; text-align:center; }
.drain-contact-content h2 span { color:#12aa83; }
.drain-contact-actions { display:grid; grid-template-columns:1.2fr 1fr; gap:10px; }
.drain-tel { height:73px; display:grid; grid-template-rows:24px 35px 14px; overflow:hidden; border-radius:999px; color:#ff564c; background:#fff; box-shadow:0 6px 16px rgba(28,101,140,.1); text-align:center; }
.drain-tel small { display:grid; place-items:center; color:#fff; background:#ff6558; font-size:12px; font-weight:800; }
.drain-tel b { font-size:30px; line-height:1.15; }
.drain-tel em { color:#315d86; font-size:8px; font-style:normal; font-weight:700; }
.drain-form { height:73px; display:flex; align-items:center; justify-content:center; gap:10px; border-radius:999px; color:#fff; background:linear-gradient(110deg,#61c852,#32a93b); box-shadow:0 7px 16px rgba(42,141,62,.2); font-size:17px; font-weight:850; }
.drain-form img { width:30px; height:27px; object-fit:contain; filter:brightness(0) invert(1); }
.drain-form span { font-size:29px; font-weight:400; }
.drain-contact-note { position:absolute; top:41px; right:16px; width:96px; margin:0; color:#315d86; font-size:8px; font-weight:750; line-height:1.6; text-align:center; }
.drain-page .site-footer { height:187px; }

@media (max-width:860px) {
  .drain-inner { width:calc(100% - 32px); }
  .drain-hero { height:720px; }
  .drain-hero-inner { height:720px; background-position:65% bottom; background-size:auto 100%; }
  .drain-hero-inner::before { background:linear-gradient(180deg,rgba(255,255,255,.99) 0 52%,rgba(255,255,255,.18) 76%,rgba(255,255,255,.7)); }
  .drain-hero-copy { top:20px; left:50%; width:min(620px,calc(100% - 36px)); text-align:center; transform:translateX(-50%); }
  .drain-breadcrumb { justify-content:center; font-size:12px; }
  .drain-kicker { display:inline-block; margin-bottom:5px; font-size:17px; }
  .drain-hero h1 { font-size:clamp(50px,12vw,70px); }
  .drain-hero h2 { font-size:clamp(22px,5vw,30px); }
  .drain-description { font-size:14px; }
  .drain-benefits { top:575px; right:10px; left:10px; justify-content:center; }
  .drain-benefits > div { min-width:0; flex:1; padding:0 9px; font-size:12px; }
  .drain-hero-message { display:none; }
  .drain-price-guide { padding:18px 16px; }
  .drain-price-guide-inner { grid-template-columns:1fr auto; gap:10px 18px; padding:16px 20px; }
  .drain-price-guide-heading h2 { font-size:17px; }
  .drain-price-guide-amount strong { font-size:31px; }
  .drain-price-guide-note { grid-column:1 / -1; text-align:center; }
  .drain-section { height:auto; padding:35px 0; background-size:auto 110px,cover; }
  .drain-heading { height:auto!important; margin-bottom:22px; justify-content:center; }
  .drain-heading h2 { font-size:30px; }
  .drain-heading p { font-size:14px; }
  .problem-grid,.drain-service-grid,.location-grid,.drain-flow { height:auto; margin-top:0; }
  .drain-faq-section { padding:35px 0 45px; }
  .drain-faq-section .drain-heading { margin-bottom:22px; }
  .drain-faq-list { gap:10px; }
  .drain-faq-list summary { min-height:54px; font-size:14px; }
  .drain-faq-list details p { font-size:13px; }
  .problem-grid { grid-template-columns:repeat(2,1fr); gap:16px; }
  .problem-grid article { min-height:260px; padding:16px; }
  .problem-grid img { height:155px; }
  .problem-grid h3 { font-size:20px; }
  .problem-grid p { font-size:14px; }
  .drain-service-grid { grid-template-columns:1fr; gap:18px; }
  .drain-service-grid article { min-height:310px; padding:56px 18px 16px; }
  .drain-service-grid .service-number { width:52px; height:52px; }
  .drain-service-grid h3 { top:14px; font-size:25px; }
  .drain-service-grid img { height:185px; }
  .drain-service-grid p { font-size:14px; }
  .location-grid { grid-template-columns:repeat(3,1fr); gap:14px; }
  .location-grid article { min-height:180px; }
  .location-grid article > img { height:125px; }
  .location-grid h3 { font-size:16px; }
  .drain-flow { grid-template-columns:repeat(2,1fr); gap:22px 18px; }
  .drain-flow li { min-height:210px; grid-template-rows:38px 105px 1fr; padding:10px 12px; }
  .drain-flow li:not(:last-child)::after { display:none; }
  .drain-flow h3 { font-size:17px; }
  .drain-flow > li > img { height:105px; }
  .drain-flow p { font-size:13px; }
  .drain-contact { height:auto; min-height:420px; padding:28px 0 0; }
  .drain-contact::before { height:135px; background-size:auto 135px; }
  .drain-contact-inner { width:calc(100% - 32px); height:392px; }
  .drain-contact-person { left:0; width:38%; height:245px; }
  .drain-contact-person img { width:100%; height:230px; }
  .drain-contact-person p { font-size:12px; }
  .drain-contact-content { top:0; left:37%; width:63%; }
  .drain-contact-content h2 { font-size:25px; }
  .drain-contact-actions { grid-template-columns:1fr; }
  .drain-contact-note { right:0; top:285px; width:60%; font-size:11px; }
  .drain-page .site-footer { height:auto; }
}

@media (max-width:560px) {
  .drain-hero { height:760px; }
  .drain-hero-inner { height:760px; background-position:67% bottom; }
  .drain-hero h1 { font-size:50px; }
  .drain-hero h2 { font-size:21px; }
  .drain-price-guide-inner { grid-template-columns:1fr; gap:5px; text-align:center; }
  .drain-price-guide-heading p { font-size:10px; }
  .drain-price-guide-note { font-size:10px; }
  .drain-description br { display:none; }
  .drain-benefits { top:566px; flex-direction:column; align-items:center; }
  .drain-benefits > div { width:270px; min-height:44px; flex:none; }
  .drain-heading h2 { font-size:25px; }
  .drain-heading h2::before,.drain-heading h2::after { width:18px; }
  .drain-heading h2::before { left:-33px; }
  .drain-heading h2::after { right:-33px; }
  .problem-grid { grid-template-columns:1fr; }
  .problem-grid article { display:grid; grid-template-columns:42% 58%; grid-template-rows:auto 1fr; min-height:170px; text-align:left; }
  .problem-grid img { grid-row:1/3; height:138px; }
  .problem-grid h3 { align-self:end; margin-left:12px; }
  .problem-grid p { margin-left:12px; }
  .drain-service-grid article { min-height:285px; }
  .drain-service-grid img { height:165px; }
  .location-grid { grid-template-columns:repeat(2,1fr); }
  .location-grid article > img { height:115px; }
  .drain-flow { grid-template-columns:1fr; }
  .drain-flow li { min-height:190px; }
  .drain-contact { min-height:550px; }
  .drain-contact-inner { height:522px; }
  .drain-contact-content { top:0; left:0; width:100%; }
  .drain-contact-content h2 { font-size:23px; }
  .drain-contact-person { right:0; bottom:0; left:0; width:100%; height:245px; }
  .drain-contact-person img { right:auto; left:0; width:60%; }
  .drain-contact-person p { top:35px; right:4px; left:auto; font-size:13px; }
  .drain-contact-note { top:318px; right:5px; width:43%; font-size:10px; }
}