/* =============================================================
   m2cost.pro — Architectural stylesheet
   Fonts: Syne (headings) + DM Sans (body)
   ============================================================= */

:root {
    --white:      #ffffff;
    --ink:        #14181a;      /* near-black text */
    --ink-soft:   #4a5257;      /* secondary text */
    --line:       #d9ddd8;      /* thin divider lines */
    --line-soft:  #ebeee9;
    --paper:      #f5f5f2;      /* section background */
    --green:      #6baf8a;      /* accent */
    --green-ink:  #3f7d5d;      /* accent text (contrast) */
    --green-wash: #eef5f0;
    --maxw:       1200px;
    --gutter:     clamp(20px, 5vw, 64px);
    --ease:       cubic-bezier(.16,.68,.32,1);
}

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

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: "DM Sans", system-ui, sans-serif;
    color: var(--ink);
    background: var(--white);
    font-size: 17px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
    font-family: "Syne", system-ui, sans-serif;
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -0.02em;
    margin: 0;
    color: var(--ink);
}

p { margin: 0 0 1.1em; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ---------- Layout helpers ---------- */
.wrap {
    max-width: var(--maxw);
    margin: 0 auto;
    padding-left: var(--gutter);
    padding-right: var(--gutter);
}

.section { padding: clamp(64px, 9vw, 130px) 0; }
.section--paper { background: var(--paper); }
.section--tight { padding: clamp(48px, 6vw, 90px) 0; }

.kicker {
    font-family: "Syne", sans-serif;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--green-ink);
    display: inline-flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 26px;
}
.kicker::before {
    content: "";
    width: 34px;
    height: 1px;
    background: var(--green);
    display: inline-block;
}

.lead {
    font-size: clamp(18px, 2vw, 21px);
    color: var(--ink-soft);
    max-width: 60ch;
    line-height: 1.6;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-family: "Syne", sans-serif;
    font-weight: 600;
    font-size: 15px;
    letter-spacing: 0.01em;
    padding: 15px 28px;
    border: 1px solid var(--ink);
    background: var(--ink);
    color: var(--white);
    cursor: pointer;
    transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
    border-radius: 0;
}
.btn:hover { background: var(--green); border-color: var(--green); color: var(--white); }
.btn--green { background: var(--green); border-color: var(--green); }
.btn--green:hover { background: var(--green-ink); border-color: var(--green-ink); }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn--ghost:hover { background: transparent; color: var(--green-ink); border-color: var(--green); }
.btn .arrow { transition: transform .25s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }

.btn-row { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 38px; }

/* ---------- Header ---------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255,255,255,.92);
    backdrop-filter: saturate(160%) blur(10px);
    border-bottom: 1px solid var(--line-soft);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 78px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { width: 40px; height: 40px; object-fit: contain; }
.brand-name {
    font-family: "Syne", sans-serif;
    font-weight: 800;
    font-size: 21px;
    letter-spacing: -0.02em;
}
.brand-name sup { color: var(--green-ink); font-size: .6em; }

.nav { display: flex; align-items: center; gap: 34px; }
.nav-links { display: flex; align-items: center; gap: 30px; list-style: none; margin: 0; padding: 0; }
.nav-links a {
    font-size: 15px;
    font-weight: 500;
    color: var(--ink-soft);
    position: relative;
    padding: 4px 0;
    transition: color .2s var(--ease);
}
.nav-links a::after {
    content: "";
    position: absolute;
    left: 0; bottom: -2px;
    width: 0; height: 2px;
    background: var(--green);
    transition: width .25s var(--ease);
}
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }
.nav-links a.active { color: var(--ink); }

.lang-switch {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: "Syne", sans-serif;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.05em;
}
.lang-switch a { color: var(--ink-soft); transition: color .2s; text-transform: uppercase; }
.lang-switch a:hover { color: var(--ink); }
.lang-switch a.active { color: var(--green-ink); }
.lang-switch .sep { color: var(--line); }

.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px; height: 44px;
    border: none; background: none; cursor: pointer;
    padding: 0;
}
.menu-toggle span {
    display: block; width: 24px; height: 1.5px;
    background: var(--ink); margin: 0 auto;
    transition: transform .3s var(--ease), opacity .2s;
}
.menu-toggle.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
    position: relative;
    overflow: hidden;
    padding: clamp(70px, 11vw, 150px) 0 clamp(60px, 9vw, 120px);
    border-bottom: 1px solid var(--line-soft);
}
.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr .85fr;
    gap: clamp(30px, 6vw, 80px);
    align-items: center;
}
.hero h1 {
    font-size: clamp(38px, 6vw, 76px);
    margin-bottom: 28px;
}
.hero .lead { max-width: 48ch; }
.hero-visual { position: relative; display: flex; align-items: center; justify-content: center; }
.hero-logo {
    width: min(360px, 80%);
    aspect-ratio: 1;
    object-fit: contain;
    mix-blend-mode: multiply;
}

/* decorative blueprint svg */
.blueprint {
    position: absolute;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    color: var(--green);
}
.blueprint svg { width: 100%; height: 100%; }
.blueprint--faint { opacity: .16; }
.blueprint--edge { opacity: .5; color: var(--line); }

/* ---------- Intro split ---------- */
.split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(30px, 6vw, 90px);
    align-items: start;
}
.split h2 { font-size: clamp(28px, 3.6vw, 46px); }

/* ---------- Numbered points ---------- */
.points {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    margin-top: 20px;
    border-top: 1px solid var(--line);
}
.point {
    padding: 40px 34px 44px 0;
    border-right: 1px solid var(--line);
    position: relative;
}
.point:last-child { border-right: none; padding-right: 0; }
.point .num {
    font-family: "Syne", sans-serif;
    font-size: 15px;
    font-weight: 700;
    color: var(--green-ink);
    letter-spacing: 0.1em;
    display: block;
    margin-bottom: 20px;
}
.point h3 { font-size: 23px; margin-bottom: 12px; }
.point p { color: var(--ink-soft); margin: 0; font-size: 16px; }

/* ---------- Timeline (how it works) ---------- */
.timeline { margin-top: 30px; border-top: 1px solid var(--line); }
.step {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: clamp(20px, 4vw, 60px);
    padding: 44px 0;
    border-bottom: 1px solid var(--line);
    align-items: baseline;
}
.step .step-num {
    font-family: "Syne", sans-serif;
    font-size: clamp(40px, 5vw, 60px);
    font-weight: 800;
    color: var(--ink);
    line-height: 1;
    letter-spacing: -0.04em;
}
.step .step-num small { color: var(--green); }
.step h3 { font-size: clamp(22px, 2.4vw, 30px); margin-bottom: 12px; }
.step p { color: var(--ink-soft); margin: 0; max-width: 62ch; }

/* ---------- Teaser strip ---------- */
.teaser {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 40px;
    align-items: end;
}
.teaser h2 { font-size: clamp(30px, 4vw, 52px); max-width: 18ch; }

/* ---------- Forms ---------- */
.form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px 36px;
    margin-top: 20px;
}
.form .field--full { grid-column: 1 / -1; }
.field { display: flex; flex-direction: column; }
.field label {
    font-family: "Syne", sans-serif;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--ink-soft);
    margin-bottom: 10px;
}
.field input,
.field select,
.field textarea {
    font-family: "DM Sans", sans-serif;
    font-size: 16px;
    color: var(--ink);
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--line);
    padding: 10px 2px;
    border-radius: 0;
    transition: border-color .2s var(--ease);
    width: 100%;
}
.field textarea { resize: vertical; min-height: 120px; border: 1px solid var(--line); padding: 14px; }
.field input:focus,
.field select:focus,
.field textarea:focus { outline: none; border-color: var(--green); }
.field input[type="file"] { padding: 12px 0; font-size: 15px; color: var(--ink-soft); }
.field .hint { font-size: 13px; color: var(--ink-soft); margin-top: 8px; }

/* messages */
.alert {
    padding: 20px 24px;
    border-left: 3px solid var(--green);
    background: var(--green-wash);
    margin-bottom: 30px;
}
.alert--error { border-left-color: #c0563f; background: #faf0ed; }
.alert h3 { font-size: 18px; margin-bottom: 8px; }
.alert ul { margin: 0; padding-left: 18px; color: var(--ink-soft); }

.success-block { max-width: 60ch; }
.success-block .mark {
    width: 56px; height: 56px; margin-bottom: 28px;
    border: 1.5px solid var(--green); color: var(--green-ink);
    display: flex; align-items: center; justify-content: center;
}
.success-block h1 { font-size: clamp(30px, 4vw, 46px); margin-bottom: 18px; }

/* ---------- About prose ---------- */
.prose-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(36px, 5vw, 70px) clamp(40px, 6vw, 90px);
    margin-top: 20px;
    border-top: 1px solid var(--line);
    padding-top: 56px;
}
.prose-item h3 { font-size: 24px; margin-bottom: 14px; position: relative; padding-top: 22px; }
.prose-item h3::before {
    content: ""; position: absolute; top: 0; left: 0;
    width: 40px; height: 2px; background: var(--green);
}
.prose-item p { color: var(--ink-soft); margin: 0; }

/* ---------- Contact ---------- */
.contact-grid {
    display: grid;
    grid-template-columns: 1.3fr .7fr;
    gap: clamp(40px, 6vw, 90px);
    align-items: start;
}
.contact-info { border-left: 1px solid var(--line); padding-left: 40px; }
.contact-info .label {
    font-family: "Syne", sans-serif; font-size: 12px; font-weight: 600;
    letter-spacing: 0.14em; text-transform: uppercase; color: var(--green-ink);
    display: block; margin-bottom: 6px;
}
.contact-info .value { font-size: 18px; margin-bottom: 28px; display: block; }
.contact-info a.value:hover { color: var(--green-ink); }

/* ---------- Calculator wrapper ---------- */
.calc-panel {
    margin-top: 40px;
    border: 1px solid var(--line);
    padding: clamp(36px, 5vw, 64px);
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 40px;
    align-items: center;
    background: var(--paper);
}
.calc-panel .lead { margin: 0; }

/* ---------- Footer ---------- */
.site-footer {
    border-top: 1px solid var(--line);
    padding: clamp(48px, 6vw, 80px) 0 40px;
}
.footer-top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 48px;
    border-bottom: 1px solid var(--line-soft);
}
.footer-brand .brand { margin-bottom: 18px; }
.footer-brand p { color: var(--ink-soft); max-width: 34ch; font-size: 15px; }
.footer-col h4 {
    font-family: "Syne", sans-serif; font-size: 13px; letter-spacing: 0.12em;
    text-transform: uppercase; color: var(--ink); margin-bottom: 18px;
}
.footer-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 11px; }
.footer-col a { color: var(--ink-soft); font-size: 15px; transition: color .2s; }
.footer-col a:hover { color: var(--green-ink); }
.footer-bottom {
    display: flex; justify-content: space-between; align-items: center;
    padding-top: 26px; gap: 20px; flex-wrap: wrap;
}
.footer-bottom p { margin: 0; font-size: 14px; color: var(--ink-soft); }

/* ---------- Legal pages ---------- */
.legal { max-width: 760px; }
.legal h1 { font-size: clamp(34px, 5vw, 58px); margin-bottom: 20px; }
.legal .lead { margin-bottom: 8px; }
.legal-h2 {
    font-size: 22px;
    margin: 52px 0 16px;
    padding-top: 22px;
    border-top: 1px solid var(--line);
}
.legal p { color: var(--ink-soft); max-width: 68ch; }
.legal-note {
    font-size: 14px;
    color: var(--ink-soft);
    padding-top: 18px;
    border-top: 1px solid var(--line-soft);
    margin-top: 40px;
}

.legal-facts {
    display: grid;
    grid-template-columns: minmax(200px, 260px) 1fr;
    gap: 0;
    margin: 0;
}
.legal-facts dt {
    font-family: "Syne", system-ui, sans-serif;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.08em;
    line-height: 1.45;
    text-transform: uppercase;
    color: var(--ink);
    padding: 14px 20px 14px 0;
    border-bottom: 1px solid var(--line-soft);
    /* Lange Fachbegriffe (z. B. "Niederlassungsgenehmigung") müssen in der
       schmalen Spalte umbrechen dürfen, sonst laufen sie in die Wertspalte. */
    hyphens: auto;
    overflow-wrap: break-word;
}
.legal-facts dd {
    margin: 0;
    padding: 14px 0;
    color: var(--ink-soft);
    border-bottom: 1px solid var(--line-soft);
}
.legal-facts dd.pending {
    color: var(--green-ink);
    font-style: italic;
}

/* ---------- Cookie notice ---------- */
.linklike {
    font: inherit;
    font-size: 15px;
    color: var(--ink-soft);
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    text-align: left;
    transition: color .2s var(--ease);
}
.linklike:hover { color: var(--green-ink); }

.cookie-notice {
    position: fixed;
    left: 0; right: 0; bottom: 0;
    z-index: 100;
    background: var(--white);
    border-top: 1px solid var(--ink);
    box-shadow: 0 -14px 40px rgba(20, 24, 26, .07);
    transform: translateY(100%);
    transition: transform .35s var(--ease);
}
.cookie-notice.is-open { transform: translateY(0); }
.cookie-notice[hidden] { display: none; }

.cookie-inner {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 40px;
    align-items: center;
    padding-top: 26px;
    padding-bottom: 26px;
}
.cookie-copy h2 {
    font-size: 17px;
    letter-spacing: -0.01em;
    margin-bottom: 8px;
}
.cookie-copy p {
    font-size: 14.5px;
    line-height: 1.6;
    color: var(--ink-soft);
    max-width: 74ch;
    margin: 0 0 10px;
}
.cookie-link {
    font-family: "Syne", system-ui, sans-serif;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--green-ink);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.cookie-link .arrow { transition: transform .25s var(--ease); }
.cookie-link:hover .arrow { transform: translateX(4px); }

.cookie-actions { display: flex; gap: 12px; flex-shrink: 0; }
.cookie-actions .btn { padding: 13px 24px; font-size: 14px; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
    .cookie-inner { grid-template-columns: 1fr; gap: 22px; }
    .legal-facts { grid-template-columns: 1fr; }
    .legal-facts dt { padding-bottom: 2px; border-bottom: none; }
    .legal-facts dd { padding-top: 0; }

    .hero-grid, .split, .contact-grid, .teaser { grid-template-columns: 1fr; }
    .hero-visual { order: -1; }
    .hero-logo { width: min(240px, 60%); }
    .points { grid-template-columns: 1fr; }
    .point { border-right: none; border-bottom: 1px solid var(--line); padding: 32px 0; }
    .point:last-child { border-bottom: none; }
    .form, .prose-grid { grid-template-columns: 1fr; }
    .calc-panel { grid-template-columns: 1fr; }
    .footer-top { grid-template-columns: 1fr 1fr; }
    .footer-brand { grid-column: 1 / -1; }

    .menu-toggle { display: flex; }
    .nav { gap: 16px; }
    .nav-links {
        position: fixed;
        inset: 78px 0 auto 0;
        background: var(--white);
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
        padding: 8px var(--gutter) 24px;
        border-bottom: 1px solid var(--line);
        transform: translateY(-8px);
        opacity: 0; pointer-events: none;
        transition: opacity .2s var(--ease), transform .2s var(--ease);
    }
    .nav-links.open { opacity: 1; pointer-events: auto; transform: translateY(0); }
    .nav-links li { width: 100%; border-bottom: 1px solid var(--line-soft); }
    .nav-links a { display: block; padding: 16px 0; font-size: 17px; }
    .nav-links a::after { display: none; }
}
@media (max-width: 540px) {
    .step { grid-template-columns: 1fr; gap: 10px; }
    .footer-top { grid-template-columns: 1fr; }
    .btn { width: 100%; justify-content: center; }
    .btn-row { flex-direction: column; }
    .cookie-actions { flex-direction: column; }
    .cookie-notice { max-height: 82vh; overflow-y: auto; }
}

/* ---------- reCAPTCHA-Hinweis ---------- */
.recaptcha-note {
    display: block;
    margin-top: 14px;
    font-size: 12.5px;
    line-height: 1.5;
    color: var(--ink-soft);
    max-width: 60ch;
}
.recaptcha-note a { color: var(--green-ink); text-decoration: underline; text-underline-offset: 2px; }
.recaptcha-note a:hover { color: var(--ink); }