/* =========================================================
   Wasser Sommelier – Stylesheet
   Kein Framework, kein Build-Step – ein handgeschriebenes,
   wasser-/blau-thematisiertes Design.
   ========================================================= */

:root {
    --color-primary: #0e7ab0;
    --color-primary-dark: #0a5a86;
    --color-primary-light: #e4f2f9;
    --color-accent: #17b3a3;
    --color-ink: #16242c;
    --color-muted: #5b6b74;
    --color-bg: #f6fafc;
    --color-surface: #ffffff;
    --color-border: #e1e9ee;

    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
        "Helvetica Neue", Arial, sans-serif;

    --radius: 12px;
    --shadow-sm: 0 1px 3px rgba(16, 42, 58, 0.08);
    --shadow-md: 0 8px 24px rgba(16, 42, 58, 0.12);

    --container-width: 1180px;
}

*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font-sans);
    color: var(--color-ink);
    background: var(--color-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-primary-dark);
}

h1, h2, h3, h4 {
    line-height: 1.2;
    font-weight: 700;
    margin: 0 0 0.6em;
}

h1 {
    font-size: clamp(2rem, 1.5rem + 2vw, 3rem);
}

h2 {
    font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2.1rem);
}

h3 {
    font-size: 1.25rem;
}

p {
    margin: 0 0 1em;
}

.container {
    max-width: var(--container-width);
    margin-inline: auto;
    padding-inline: 24px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.skip-link {
    position: absolute;
    left: -999px;
    top: 0;
    background: var(--color-primary-dark);
    color: #fff;
    padding: 10px 16px;
    z-index: 1000;
}

.skip-link:focus {
    left: 8px;
    top: 8px;
}

/* ---------- Header / Navigation ---------- */

.site-header {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding-block: 14px;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--color-ink);
}

.site-logo__mark {
    font-size: 1.6rem;
}

.site-logo__img {
    height: 42px;
    width: auto;
    display: block;
}

.site-logo__text {
    font-weight: 700;
    font-size: 1.15rem;
    line-height: 1.2;
}

.site-logo__text small {
    display: block;
    font-weight: 400;
    font-size: 0.72rem;
    color: var(--color-muted);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    background: var(--color-surface);
    cursor: pointer;
}

.nav-toggle__bar {
    width: 20px;
    height: 2px;
    margin-inline: auto;
    background: var(--color-ink);
    display: block;
}

.main-nav ul {
    list-style: none;
    display: flex;
    gap: 4px;
    margin: 0;
    padding: 0;
}

.main-nav a {
    display: inline-block;
    padding: 8px 14px;
    border-radius: 999px;
    text-decoration: none;
    color: var(--color-ink);
    font-weight: 600;
    font-size: 0.95rem;
}

.main-nav a:hover,
.main-nav a[aria-current="page"] {
    background: var(--color-primary-light);
    color: var(--color-primary-dark);
}

@media (max-width: 860px) {
    .nav-toggle {
        display: flex;
    }

    .main-nav {
        display: none;
        width: 100%;
        order: 3;
    }

    .main-nav ul {
        flex-direction: column;
        gap: 2px;
        padding-block: 12px;
    }

    .main-nav a {
        display: block;
        border-radius: 8px;
    }

    body.nav-open .main-nav {
        display: block;
    }

    .site-header__inner {
        flex-wrap: wrap;
    }
}

/* ---------- Buttons ---------- */

.button {
    display: inline-block;
    background: var(--color-primary);
    color: #fff;
    text-decoration: none;
    font-weight: 700;
    padding: 12px 24px;
    border-radius: 999px;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.15s ease, transform 0.15s ease;
}

.button:hover {
    background: var(--color-primary-dark);
    color: #fff;
}

.button--ghost {
    background: transparent;
    color: var(--color-primary-dark);
    border: 2px solid var(--color-primary);
}

.button--ghost:hover {
    background: var(--color-primary-light);
}

/* ---------- Sections ---------- */

.section {
    padding-block: 64px;
}

.section--alt {
    background: var(--color-surface);
    border-block: 1px solid var(--color-border);
}

.section--narrow .container {
    max-width: 760px;
}

.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--color-accent);
    margin: 0 0 0.5em;
}

/* ---------- Hero ---------- */

.hero {
    background: linear-gradient(160deg, var(--color-primary-dark), var(--color-primary) 60%, var(--color-accent));
    color: #fff;
    padding-block: 80px 100px;
    position: relative;
    overflow: hidden;
}

/* Hero mit Fotohintergrund: Foto per --hero-photo (inline style) setzen,
   ein Verlauf legt sich zur Lesbarkeit darüber. */
.hero--photo {
    background-image:
        linear-gradient(160deg, rgba(10, 90, 134, 0.92), rgba(14, 122, 176, 0.82) 55%, rgba(23, 179, 163, 0.72)),
        var(--hero-photo);
    background-size: cover;
    background-position: center;
}

.hero--photo-dark {
    background-image:
        linear-gradient(160deg, rgba(9, 20, 26, 0.88), rgba(10, 90, 134, 0.82) 60%, rgba(23, 179, 163, 0.7)),
        var(--hero-photo);
    background-size: cover;
    background-position: center;
}

.hero__inner {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
    align-items: center;
}

.hero h1 {
    color: #fff;
}

.hero p.lede {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 46ch;
}

.hero .actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 24px;
}

.hero .actions .button--ghost {
    color: #fff;
    border-color: rgba(255, 255, 255, 0.7);
}

.hero .actions .button--ghost:hover {
    background: rgba(255, 255, 255, 0.12);
}

.hero__figure {
    background: rgba(255, 255, 255, 0.12);
    border-radius: var(--radius);
    padding: 24px;
    backdrop-filter: blur(2px);
}

.hero__figure blockquote {
    margin: 0;
    font-size: 1.2rem;
    font-style: italic;
}

.hero__figure cite {
    display: block;
    margin-top: 12px;
    font-style: normal;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.85);
}

.wave {
    position: absolute;
    left: 0;
    right: 0;
    bottom: -2px;
    line-height: 0;
}

@media (max-width: 780px) {
    .hero__inner {
        grid-template-columns: 1fr;
    }
}

/* ---------- Card grids ---------- */

.grid {
    display: grid;
    gap: 24px;
}

.grid--2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid--3 {
    grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 780px) {
    .grid--2,
    .grid--3 {
        grid-template-columns: 1fr;
    }
}

.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 28px;
    box-shadow: var(--shadow-sm);
}

.card__icon {
    font-size: 1.8rem;
    display: inline-block;
    margin-bottom: 12px;
}

.press-card {
    display: block;
    text-decoration: none;
    color: inherit;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.press-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.press-card h3 {
    color: var(--color-ink);
    margin-top: 0.3em;
}

.press-card__link {
    display: inline-block;
    margin-top: 8px;
    font-weight: 700;
    color: var(--color-primary-dark);
}

/* ---------- Two-column content blocks ---------- */

.split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.split--reverse .split__figure {
    order: 2;
}

@media (max-width: 780px) {
    .split {
        grid-template-columns: 1fr;
    }

    .split--reverse .split__figure {
        order: 0;
    }
}

.split__figure img {
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
}

/* ---------- Lists ---------- */

.check-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 10px;
}

.check-list li {
    padding-left: 1.8em;
    position: relative;
}

.check-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: 700;
}

/* ---------- Forms ---------- */

.form-field {
    margin-bottom: 18px;
}

.form-field label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
}

.form-field input,
.form-field textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font: inherit;
    background: var(--color-surface);
    color: var(--color-ink);
}

.form-field input:focus,
.form-field textarea:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 1px;
}

.form-field--checkbox {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.form-field--checkbox input {
    width: auto;
    margin-top: 4px;
}

.form-field--checkbox label {
    font-weight: 400;
}

/* Honeypot-Feld: für Menschen unsichtbar, für einfache Bots eine Falle. */
.form-field--trap {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.form-notice {
    padding: 16px 18px;
    border-radius: 8px;
    margin-bottom: 24px;
    font-weight: 600;
}

.form-notice--success {
    background: #e2f7ee;
    color: #0d6b41;
    border: 1px solid #b7e8cf;
}

.form-notice--error {
    background: #fdecec;
    color: #a3231a;
    border: 1px solid #f6c4bf;
}

/* ---------- Contact info blocks ---------- */

.info-block {
    display: grid;
    gap: 6px;
}

.info-block dt {
    font-weight: 700;
    color: var(--color-muted);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 14px;
}

.info-block dd {
    margin: 0;
}

/* ---------- Legal / long-form text pages ---------- */

.prose h2 {
    margin-top: 1.6em;
}

.prose h3 {
    margin-top: 1.3em;
}

.prose a {
    color: var(--color-primary-dark);
}

/* ---------- Footer ---------- */

.site-footer {
    background: var(--color-ink);
    color: rgba(255, 255, 255, 0.85);
    margin-top: 64px;
}

.site-footer__inner {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    padding-block: 48px;
}

@media (max-width: 780px) {
    .site-footer__inner {
        grid-template-columns: 1fr;
    }
}

.site-footer a {
    color: rgba(255, 255, 255, 0.85);
}

.site-footer__brand {
    font-weight: 700;
    font-size: 1.1rem;
    color: #fff;
    margin-bottom: 8px;
}

.site-footer__heading {
    font-weight: 700;
    color: #fff;
    margin-bottom: 8px;
}

.footer-nav {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 6px;
}

.site-footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    padding-block: 18px;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}

/* ---------- Logo strip (Referenzen) ---------- */

.logo-strip {
    display: flex;
    flex-wrap: wrap;
    gap: 32px;
    align-items: center;
    justify-content: center;
    padding: 24px 0;
}

.logo-strip__item {
    color: var(--color-muted);
    font-weight: 700;
    font-size: 1.1rem;
    opacity: 0.75;
}

.placeholder-note {
    background: #fff8e1;
    border: 1px dashed #e8c874;
    color: #7a5b06;
    padding: 14px 18px;
    border-radius: 8px;
    font-size: 0.92rem;
}