/*
Theme Name: Heizungsbau
Theme URI: https://example.com/heizungsbau
Author: WebDiggi
Author URI: https://webdiggi.de
Description: Schlankes, schnelles WordPress-Theme für Heizungsbau-, SHK- und Sanitärbetriebe. Startseite mit Hero, Leistungen, Ablauf, Referenzen und Notdienst-CTA. Kein Page-Builder nötig.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.6
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: heizungsbau
Tags: business, custom-logo, custom-menu, featured-images, threaded-comments, translation-ready, block-styles, wide-blocks
*/

/* ---------------------------------------------------------------
   Design-Tokens
--------------------------------------------------------------- */
:root {
  /* Farben nach Firmenlogo: Rot = #620a23, Gelb = #ffc128, Text = Warmgrau */
  --color-primary: #620a23;
  --color-primary-dark: #47071a;
  --color-primary-tint: rgba(98, 10, 35, .1);
  --color-accent: #ffc128;
  --color-accent-dark: #e0a300;
  --color-ink: #2c2926;
  --color-body: #565452;
  --color-muted: #857f7b;
  --color-line: #e7e3dd;
  --color-bg: #ffffff;
  --color-bg-alt: #faf6f0;
  --color-bg-dark: #241f1c;

  --radius: 14px;
  --radius-sm: 9px;
  --shadow-sm: 0 1px 3px rgba(16, 33, 48, .08);
  --shadow-md: 0 12px 30px rgba(16, 33, 48, .10);
  --container: 1160px;
  --gutter: clamp(1rem, 4vw, 2.5rem);
  --font: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* ---------------------------------------------------------------
   Reset / Basis
--------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.65;
  color: var(--color-body);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { color: var(--color-ink); line-height: 1.2; margin: 0 0 .6em; font-weight: 700; }
h1 { font-size: clamp(2rem, 4.6vw, 3.1rem); }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.3rem); }
h3 { font-size: 1.22rem; }
p { margin: 0 0 1.1em; }
ul, ol { margin: 0 0 1.1em; padding-left: 1.3em; }
blockquote {
  margin: 1.5em 0; padding: .4em 1.2em;
  border-left: 4px solid var(--color-accent);
  color: var(--color-ink); font-style: italic;
}
code, pre { background: var(--color-bg-alt); border-radius: var(--radius-sm); }
pre { padding: 1rem; overflow: auto; }
:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 2px; }

.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(3rem, 7vw, 5.5rem); }
.section--alt { background: var(--color-bg-alt); }
.section--dark { background: var(--color-bg-dark); color: #cdd8e3; }
.section--dark h2, .section--dark h3 { color: #fff; }
.section__head { max-width: 720px; margin-bottom: 2.5rem; }
.section__head p { color: var(--color-muted); font-size: 1.06rem; margin: 0; }
.eyebrow {
  display: inline-block; font-size: .8rem; font-weight: 700; letter-spacing: .12em;
  text-transform: uppercase; color: var(--color-primary); margin-bottom: .8rem;
}
.screen-reader-text {
  position: absolute !important; clip: rect(1px,1px,1px,1px); width: 1px; height: 1px; overflow: hidden;
}
.skip-link { position: absolute; left: -999px; top: 0; z-index: 999; }
.skip-link:focus { left: .5rem; top: .5rem; background: #fff; padding: .6rem 1rem; border-radius: var(--radius-sm); }

/* ---------------------------------------------------------------
   Buttons
--------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; gap: .55rem;
  padding: .85rem 1.5rem; border-radius: 999px;
  font-weight: 700; font-size: 1rem; line-height: 1;
  border: 2px solid transparent; cursor: pointer; transition: transform .12s ease, background .2s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); }
.btn--primary { background: var(--color-accent); color: var(--color-ink); }
.btn--primary:hover { background: var(--color-accent-dark); color: var(--color-ink); }
.btn--primary:focus-visible { outline-color: var(--color-primary); }
.btn--ghost { background: transparent; color: var(--color-primary); border-color: currentColor; }
.section--dark .btn--ghost { color: #fff; }
.btn--block { width: 100%; justify-content: center; }
.btn svg { width: 18px; height: 18px; }

/* ---------------------------------------------------------------
   Header
--------------------------------------------------------------- */
.topbar {
  background: var(--color-primary-dark); color: #dbe9f7;
  font-size: .9rem;
}
.topbar .container { display: flex; flex-wrap: wrap; gap: .4rem 1.6rem; align-items: center; padding-block: .5rem; }
.topbar a { color: #fff; font-weight: 600; }
.topbar__spacer { margin-left: auto; }

.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.96); backdrop-filter: blur(6px); border-bottom: 1px solid var(--color-line); }
.site-header .container { display: flex; align-items: center; gap: 1.5rem; min-height: 76px; }
.site-branding { display: flex; align-items: center; gap: .8rem; }
.site-branding img { max-height: 52px; width: auto; }
.site-title { font-size: 1.3rem; margin: 0; font-weight: 800; letter-spacing: -.01em; }
.site-title a { color: var(--color-ink); }
.site-description { margin: 0; font-size: .82rem; color: var(--color-muted); }

.main-navigation { margin-left: auto; }
.main-navigation ul { list-style: none; display: flex; gap: 1.4rem; margin: 0; padding: 0; }
.main-navigation a { color: var(--color-ink); font-weight: 600; padding: .4rem 0; }
.main-navigation .current-menu-item > a { color: var(--color-primary); box-shadow: inset 0 -2px 0 var(--color-accent); }
.header-cta { display: inline-flex; }

.menu-toggle {
  display: none; margin-left: auto; background: var(--color-primary); color: #fff;
  border: 0; border-radius: var(--radius-sm); padding: .6rem .9rem; font-weight: 700; cursor: pointer;
}

@media (max-width: 960px) {
  .header-cta { display: none; }
  .menu-toggle { display: inline-flex; align-items: center; gap: .5rem; }
  .main-navigation {
    position: absolute; inset: 100% 0 auto; background: #fff; border-bottom: 1px solid var(--color-line);
    display: none; padding: 1rem var(--gutter) 1.4rem;
  }
  .main-navigation.is-open { display: block; }
  .main-navigation ul { flex-direction: column; gap: .2rem; }
  .main-navigation li { border-bottom: 1px solid var(--color-line); }
  .main-navigation a { display: block; padding: .8rem 0; }
}

/* ---------------------------------------------------------------
   Hero
--------------------------------------------------------------- */
.hero { position: relative; background: linear-gradient(180deg, var(--color-bg-alt), #fff); overflow: hidden; }
.hero .container { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; padding-block: clamp(3rem, 7vw, 5.5rem); }
.hero__title { margin-bottom: .5em; }
.hero__lead { font-size: 1.15rem; color: var(--color-body); max-width: 46ch; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 1.8rem; }
.hero__trust { display: flex; flex-wrap: wrap; gap: 1.2rem 1.8rem; margin-top: 2.2rem; padding-top: 1.6rem; border-top: 1px solid var(--color-line); }
.hero__trust span { display: flex; align-items: center; gap: .5rem; font-weight: 600; color: var(--color-ink); font-size: .95rem; }
.hero__trust svg { width: 20px; height: 20px; color: var(--color-primary); flex: none; }
.hero__media img { border-radius: var(--radius); box-shadow: var(--shadow-md); }
.hero__media--placeholder {
  aspect-ratio: 4 / 3; border-radius: var(--radius); box-shadow: var(--shadow-md);
  background: radial-gradient(120% 120% at 0% 0%, var(--color-primary), var(--color-primary-dark));
  display: grid; place-items: center; color: #fff; text-align: center; padding: 2rem;
}
@media (max-width: 860px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero__media { order: -1; }
}

/* ---------------------------------------------------------------
   Karten-Raster (Leistungen / Ablauf / Referenzen)
--------------------------------------------------------------- */
.grid { display: grid; gap: 1.5rem; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .grid--3, .grid--4 { grid-template-columns: 1fr; } }

.card {
  background: #fff; border: 1px solid var(--color-line); border-radius: var(--radius);
  padding: 1.6rem; box-shadow: var(--shadow-sm); transition: transform .14s ease, box-shadow .2s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.card__icon {
  width: 48px; height: 48px; border-radius: 12px; display: grid; place-items: center;
  background: var(--color-primary-tint); color: var(--color-primary); margin-bottom: 1rem;
}
.card__icon svg { width: 26px; height: 26px; }
.card h3 { margin-bottom: .4rem; }
.card p { margin: 0; color: var(--color-muted); font-size: .97rem; }

.step { counter-increment: step; position: relative; padding-left: 3.4rem; }
.step::before {
  content: counter(step); position: absolute; left: 0; top: 0;
  width: 2.4rem; height: 2.4rem; border-radius: 50%; background: var(--color-accent); color: var(--color-ink);
  display: grid; place-items: center; font-weight: 800;
}
.steps { counter-reset: step; }

.testimonial { background: #fff; border-radius: var(--radius); padding: 1.8rem; border: 1px solid var(--color-line); }
.testimonial p { font-style: italic; color: var(--color-ink); }
.testimonial cite { display: block; margin-top: 1rem; font-style: normal; font-weight: 700; color: var(--color-primary); }
.testimonial .stars { color: var(--color-accent); letter-spacing: 2px; }

/* ---------------------------------------------------------------
   CTA-Band + Kontakt
--------------------------------------------------------------- */
.cta-band { background: linear-gradient(120deg, var(--color-primary), var(--color-primary-dark)); color: #fff; }
.cta-band .container { display: flex; flex-wrap: wrap; gap: 1.5rem; align-items: center; justify-content: space-between; padding-block: clamp(2.4rem, 5vw, 3.4rem); }
.cta-band h2 { color: #fff; margin: 0; }
.cta-band p { margin: .4rem 0 0; color: #dbe9f7; }

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 3.5rem); }
@media (max-width: 800px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-list { list-style: none; padding: 0; margin: 0; }
.contact-list li { display: flex; gap: .9rem; padding: .8rem 0; border-bottom: 1px solid var(--color-line); }
.contact-list svg { width: 22px; height: 22px; color: var(--color-primary); flex: none; margin-top: 3px; }
.contact-list strong { display: block; color: var(--color-ink); }

.form-field { margin-bottom: 1rem; }
.form-field label { display: block; font-weight: 600; color: var(--color-ink); margin-bottom: .3rem; }
.form-field input, .form-field textarea {
  width: 100%; padding: .8rem .9rem; border: 1px solid var(--color-line); border-radius: var(--radius-sm);
  font: inherit; color: var(--color-ink); background: #fff;
}
.form-field textarea { min-height: 140px; resize: vertical; }
.form-note { font-size: .85rem; color: var(--color-muted); margin-top: .8rem; }
.form-notice { padding: .8rem 1rem; border-radius: var(--radius-sm); font-weight: 600; }
.form-notice--success { background: #e7f4ec; color: #1c6b3c; }
.form-notice--error { background: #fbeaec; color: #8a1c30; }

/* Formular-Plugins (Contact Form 7, WPForms, Fluent Forms) an das Theme angleichen */
.wpcf7-form p { margin: 0 0 1rem; }
.wpcf7-form label { display: block; font-weight: 600; color: var(--color-ink); }
.wpcf7-form input[type="text"],
.wpcf7-form input[type="email"],
.wpcf7-form input[type="tel"],
.wpcf7-form input[type="url"],
.wpcf7-form textarea,
.wpforms-field input.wpforms-field-medium,
.wpforms-field input,
.wpforms-field textarea,
.fluentform .ff-el-input--content input[type="text"],
.fluentform .ff-el-input--content input[type="email"],
.fluentform .ff-el-input--content input[type="tel"],
.fluentform .ff-el-input--content textarea {
  width: 100%; padding: .8rem .9rem; border: 1px solid var(--color-line);
  border-radius: var(--radius-sm); font: inherit; color: var(--color-ink); background: #fff; margin-top: .3rem;
}
.wpcf7-form textarea,
.wpforms-field textarea,
.fluentform .ff-el-input--content textarea { min-height: 140px; resize: vertical; }
.wpcf7-submit,
.wpforms-submit,
.fluentform button[type="submit"] {
  display: inline-flex; align-items: center; gap: .55rem; padding: .85rem 1.5rem;
  border-radius: 999px; font-weight: 700; font-size: 1rem; line-height: 1;
  border: 2px solid transparent; background: var(--color-accent); color: var(--color-ink); cursor: pointer;
  transition: transform .12s ease, background .2s ease;
}
.wpcf7-submit:hover,
.wpforms-submit:hover,
.fluentform button[type="submit"]:hover { background: var(--color-accent-dark); transform: translateY(-2px); }
.wpcf7 .wpcf7-response-output { border-radius: var(--radius-sm); margin: 1rem 0 0; padding: .8rem 1rem; }

/* ---------------------------------------------------------------
   Blog / Seiten
--------------------------------------------------------------- */
.page-wrap { padding-block: clamp(2.5rem, 6vw, 4rem); }
.entry { max-width: 760px; margin-inline: auto; }
.entry-header { margin-bottom: 1.6rem; }
.entry-meta { color: var(--color-muted); font-size: .9rem; }
.entry-thumb { border-radius: var(--radius); margin-bottom: 1.6rem; }
.post-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.8rem; }
@media (max-width: 900px) { .post-list { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .post-list { grid-template-columns: 1fr; } }
.post-card img { border-radius: var(--radius); margin-bottom: .9rem; }
.post-card h2 { font-size: 1.2rem; }

.pagination { display: flex; gap: .5rem; flex-wrap: wrap; margin-top: 2.5rem; }
.pagination .page-numbers {
  padding: .5rem .9rem; border: 1px solid var(--color-line); border-radius: var(--radius-sm); color: var(--color-ink);
}
.pagination .current { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* ---------------------------------------------------------------
   Footer
--------------------------------------------------------------- */
.site-footer { background: var(--color-bg-dark); color: #9fb2c4; padding-block: clamp(2.5rem, 6vw, 4rem) 1.5rem; }
.site-footer h3 { color: #fff; font-size: 1.05rem; }
.site-footer a { color: #cdd8e3; }
.footer-widgets { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; }
@media (max-width: 800px) { .footer-widgets { grid-template-columns: 1fr; } }
.footer-widgets ul { list-style: none; padding: 0; margin: 0; }
.footer-widgets li { padding: .3rem 0; }
.site-info { margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid rgba(255,255,255,.12); font-size: .88rem; display: flex; flex-wrap: wrap; gap: .6rem 1.4rem; justify-content: space-between; }

/* ---------------------------------------------------------------
   Block-Editor / Block-Patterns (Startseite aus Blöcken)
--------------------------------------------------------------- */
.entry-blocks > .alignfull { margin-block: 0; }

.hb-section { padding-block: clamp(3rem, 7vw, 5.5rem); padding-inline: var(--gutter); }
.hb-section > * { max-width: var(--container); margin-inline: auto; }
.hb-section--alt { background: var(--color-bg-alt); }
.hb-section--hero { background: linear-gradient(180deg, var(--color-bg-alt), #fff); }

.hb-eyebrow {
  font-size: .8rem !important; font-weight: 700; letter-spacing: .12em;
  text-transform: uppercase; color: var(--color-primary); margin-bottom: .6rem;
}
.hb-section h2 { font-size: clamp(1.6rem, 3.4vw, 2.3rem); }

.hb-hero .wp-block-column { min-width: 0; }
.hb-hero__trust { font-weight: 600; color: var(--color-ink); font-size: .95rem; border-top: 1px solid var(--color-line); padding-top: 1.2rem; }
.hb-hero__media img { border-radius: var(--radius); box-shadow: var(--shadow-md); width: 100%; }
.hb-hero__media:not(:has(img[src])) { display: grid; place-items: center; min-height: 260px; border-radius: var(--radius); background: radial-gradient(120% 120% at 0% 0%, var(--color-primary), var(--color-primary-dark)); }

.hb-card {
  background: #fff; border: 1px solid var(--color-line); border-radius: var(--radius);
  padding: 1.6rem; box-shadow: var(--shadow-sm); height: 100%;
}
/* Icons/Zahlen/Sterne linksbündig – gegen Auto-Zentrierung des Constrained-Layouts */
.hb-card > *, .hb-step > *, .hb-quote > * { margin-left: 0; margin-right: 0; max-width: none; }
.hb-card__icon, .hb-step__num { margin-left: 0 !important; margin-right: auto !important; }
.hb-quote .stars { margin-left: 0 !important; }

.hb-card__icon {
  width: 48px; height: 48px; border-radius: 12px; display: grid; place-items: center;
  background: var(--color-primary-tint); color: var(--color-primary); margin-bottom: 1rem;
}
.hb-card__icon svg { width: 26px; height: 26px; }
.hb-card h3 { margin-bottom: .4rem; }
.hb-card p { margin: 0; color: var(--color-muted); font-size: .97rem; }

.hb-step { height: 100%; }
.hb-step__num {
  width: 2.4rem; height: 2.4rem; border-radius: 50%; background: var(--color-accent); color: var(--color-ink);
  display: grid; place-items: center; font-weight: 800; margin-bottom: .6rem;
}

.hb-quote { background: #fff; border: 1px solid var(--color-line); border-radius: var(--radius); padding: 1.6rem; height: 100%; }
.hb-quote .stars { color: var(--color-accent); letter-spacing: 2px; margin-bottom: .6rem; }
.hb-quote em { color: var(--color-ink); font-style: italic; }

.hb-section--cta { background: linear-gradient(120deg, var(--color-primary), var(--color-primary-dark)); }
.hb-section--cta :where(h1, h2, h3, p) { color: #fff; }

/* Core-Buttons an das Theme angleichen */
.entry-blocks .wp-block-button__link,
.hb-section .wp-block-button__link {
  background: var(--color-accent); color: var(--color-ink); border-radius: 999px;
  font-weight: 700; padding: .85rem 1.6rem; border: 2px solid transparent;
}
.entry-blocks .wp-block-button__link:hover,
.hb-section .wp-block-button__link:hover { background: var(--color-accent-dark); color: var(--color-ink); }
.entry-blocks .wp-block-button__link:focus-visible,
.hb-section .wp-block-button__link:focus-visible { outline: 3px solid var(--color-primary); outline-offset: 2px; }
.entry-blocks .wp-block-button.is-style-outline .wp-block-button__link,
.hb-section .wp-block-button.is-style-outline .wp-block-button__link {
  background: transparent; color: var(--color-primary); border-color: currentColor;
}
.hb-section--cta .wp-block-button.is-style-outline .wp-block-button__link { color: #fff; }

/* ---------------------------------------------------------------
   Suchformular / Widgets / Kommentare
--------------------------------------------------------------- */
.search-form { display: flex; gap: .5rem; flex-wrap: wrap; margin: 1.2rem 0; }
.search-form .search-field { flex: 1 1 220px; padding: .7rem .9rem; border: 1px solid var(--color-line); border-radius: var(--radius-sm); font: inherit; }

.widget { margin-bottom: 2rem; }
.widget-title { font-size: 1.05rem; margin-bottom: .8rem; }
.widget ul { list-style: none; padding: 0; margin: 0; }
.widget li { padding: .35rem 0; border-bottom: 1px solid var(--color-line); }

.comments-area { margin-top: 3rem; }
.comment-list { list-style: none; padding: 0; }
.comment-list ol { list-style: none; padding-left: 1.5rem; }
.comment-body { padding: 1rem 0; border-bottom: 1px solid var(--color-line); }
.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"],
.comment-form textarea { width: 100%; padding: .7rem .9rem; border: 1px solid var(--color-line); border-radius: var(--radius-sm); font: inherit; margin-top: .3rem; }
.comment-form textarea { min-height: 130px; }

/* ---------------------------------------------------------------
   WordPress-Pflichtklassen
--------------------------------------------------------------- */
.alignleft { float: left; margin: .3rem 1.4rem 1rem 0; }
.alignright { float: right; margin: .3rem 0 1rem 1.4rem; }
.aligncenter { display: block; margin-inline: auto; }
.wp-caption { max-width: 100%; }
.wp-caption-text { font-size: .85rem; color: var(--color-muted); }
.sticky .entry-header::after { content: " · Angepinnt"; color: var(--color-primary); font-size: .8rem; }
.bypostauthor > .comment-body { border-left: 3px solid var(--color-accent); padding-left: 1rem; }