/* Sommerfest am Sonnenhang 2027 · Save the Date
   Farben aus dem Hero-Artwork: Sonnengelb, Orange, Tiefblau, Blattgrün */

:root {
    --sun: #f3b62b;
    --sun-light: #ffd66b;
    --orange: #e4622a;
    --red: #c9382b;
    --blue: #1e3a8a;
    --blue-deep: #14264f;
    --cream: #fff7e6;
    --paper: #fffdf8;
    --ink: #1c1a17;
    --ink-soft: #5b5650;
    --line: #e9dfc9;
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
    margin: 0;
    font-family: var(--font-body);
    color: var(--ink);
    background: var(--blue-deep);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}
body.modal-open { overflow: hidden; }
img { max-width: 100%; display: block; }
h1, h2 { font-family: var(--font-display); line-height: 1.1; margin: 0; }
p { margin: 0 0 1rem; }

/* ---------- Hero (die ganze Seite) ---------- */
.hero {
    position: relative;
    min-height: 100svh;
    display: grid;
    place-items: center;
    text-align: center;
    color: #fff;
    overflow: hidden;
    padding: 3rem 1.25rem;
    isolation: isolate;
    /* Fallback: Bild auch dann sichtbar, wenn das <img> nicht lädt */
    background: var(--blue-deep) url("hero.jpg?v=5") center 30% / cover no-repeat;
}
.hero-image { position: absolute; inset: 0; z-index: 0; overflow: hidden; }
.hero-image img {
    width: 100%; height: 100%; object-fit: cover; object-position: center 30%;
    transform: scale(1.03);
    animation: heroDrift 24s ease-in-out infinite alternate;
}
@keyframes heroDrift { from { transform: scale(1.03) translateY(0); } to { transform: scale(1.08) translateY(-1.5%); } }
@media (prefers-reduced-motion: reduce) { .hero-image img { animation: none; } }
.hero-overlay {
    position: absolute; inset: 0; z-index: 1;
    background:
        radial-gradient(ellipse at center 45%, rgba(20, 38, 79, 0.38) 0%, rgba(20, 38, 79, 0.7) 55%, rgba(20, 38, 79, 0.9) 100%);
}
.hero-content { position: relative; z-index: 2; width: 100%; max-width: 760px; animation: rise 1s ease-out both; }
@keyframes rise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }

.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.32em;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--sun-light);
    margin-bottom: 1.2rem;
}
.hero h1 {
    font-size: clamp(2.6rem, 8vw, 5.4rem);
    font-weight: 900;
    text-shadow: 0 6px 30px rgba(0,0,0,0.35);
    margin-bottom: 1.6rem;
}
.hero-date { display: grid; gap: 0.25rem; margin-bottom: 2rem; }
.hero-date-day { font-size: 0.95rem; letter-spacing: 0.12em; text-transform: uppercase; color: rgba(255,255,255,0.8); }
.hero-date-main {
    font-family: var(--font-display);
    font-size: clamp(1.7rem, 5vw, 2.8rem);
    font-weight: 700;
    color: var(--sun-light);
    text-shadow: 0 4px 24px rgba(0,0,0,0.4);
}
.hero-date-place { font-size: 1rem; color: rgba(255,255,255,0.85); }

.countdown {
    display: flex; gap: 0.75rem; justify-content: center;
    margin-bottom: 2.2rem; flex-wrap: wrap;
}
.countdown-item {
    background: rgba(255, 253, 248, 0.14);
    border: 1px solid rgba(255,255,255,0.28);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-radius: 14px;
    padding: 0.65rem 1.1rem;
    min-width: 88px;
    display: grid;
}
.countdown-number { font-family: var(--font-display); font-size: 1.9rem; font-weight: 700; line-height: 1; }
.countdown-label { font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; color: rgba(255,255,255,0.78); margin-top: 0.3rem; }
@media (max-width: 420px) {
    .countdown { gap: 0.5rem; max-width: 100%; }
    .countdown-item { min-width: 0; flex: 1 1 0; padding: 0.55rem 0.5rem; }
    .countdown-number { font-size: 1.6rem; }
    .countdown-label { font-size: 0.62rem; letter-spacing: 0.1em; }
}

.hosts {
    font-family: var(--font-display);
    font-style: italic;
    font-size: 1.15rem;
    color: rgba(255,255,255,0.85);
    margin: 1.8rem 0 0;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 0.6rem;
    padding: 0.95rem 1.8rem;
    border-radius: 999px;
    font-weight: 600; font-size: 1rem; font-family: var(--font-body);
    text-decoration: none; border: none; cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn-primary {
    background: linear-gradient(135deg, var(--sun) 0%, var(--orange) 100%);
    color: #fff;
    box-shadow: 0 10px 28px rgba(228, 98, 42, 0.38);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 34px rgba(228, 98, 42, 0.45); }
.btn-primary:disabled { opacity: 0.7; cursor: wait; transform: none; }
.btn-hero { font-size: 1.15rem; padding: 1.1rem 2.6rem; }
.btn-secondary { background: var(--blue); color: #fff; }
.btn-secondary:hover { background: var(--blue-deep); }
.btn-block { width: 100%; }
.btn-spinner {
    display: none; width: 18px; height: 18px; border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.4); border-top-color: #fff;
    animation: spin 0.8s linear infinite;
}
.btn.is-loading .btn-spinner { display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Modal ---------- */
.modal { position: fixed; inset: 0; z-index: 50; display: grid; place-items: center; padding: 1rem; }
.modal[hidden] { display: none; }
.modal-backdrop {
    position: absolute; inset: 0;
    background: rgba(20, 38, 79, 0.72);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    opacity: 0; transition: opacity 0.22s ease;
}
.modal-card {
    position: relative;
    width: min(100%, 560px);
    max-height: calc(100svh - 2rem);
    overflow-y: auto;
    background: var(--paper);
    border-radius: 20px;
    border-top: 6px solid var(--sun);
    box-shadow: 0 30px 80px rgba(0,0,0,0.4);
    padding: clamp(1.4rem, 4vw, 2.2rem);
    opacity: 0; transform: translateY(24px) scale(0.98);
    transition: opacity 0.22s ease, transform 0.22s ease;
    -webkit-overflow-scrolling: touch;
}
.modal.is-open .modal-backdrop { opacity: 1; }
.modal.is-open .modal-card { opacity: 1; transform: none; }
.modal-close {
    position: absolute; top: 0.6rem; right: 0.7rem;
    width: 40px; height: 40px; border-radius: 50%; border: none;
    background: transparent; color: var(--ink-soft); font-size: 1.7rem; line-height: 1; cursor: pointer;
}
.modal-close:hover { background: var(--cream); color: var(--ink); }

.modal-card h2 { font-size: clamp(1.5rem, 4vw, 1.9rem); margin-bottom: 0.5rem; color: var(--blue-deep); padding-right: 2rem; }
.card-intro { color: var(--ink-soft); margin-bottom: 1.4rem; font-size: 0.95rem; }

/* ---------- Formular ---------- */
.row { display: grid; gap: 1rem; grid-template-columns: 1fr; }
@media (min-width: 520px) { .row { grid-template-columns: 1fr 1fr; } }

.field { display: grid; gap: 0.35rem; margin: 0 0 1rem; border: 0; padding: 0; min-width: 0; }
.field legend, .field label { font-weight: 600; font-size: 0.92rem; padding: 0; }
.field small { color: var(--ink-soft); font-size: 0.8rem; }
.optional { font-weight: 400; color: var(--ink-soft); }

input[type="text"], input[type="email"], input[type="tel"], input[type="number"], textarea {
    width: 100%;
    font: inherit;
    padding: 0.75rem 0.9rem;
    border: 1.5px solid var(--line);
    border-radius: 12px;
    background: #fff;
    color: var(--ink);
    transition: border-color 0.15s, box-shadow 0.15s;
}
input:focus, textarea:focus {
    outline: none; border-color: var(--sun);
    box-shadow: 0 0 0 4px rgba(243, 182, 43, 0.25);
}
input.invalid, textarea.invalid { border-color: var(--red); }
textarea { resize: vertical; }

.choice-group { display: grid; gap: 0.5rem; }
@media (min-width: 520px) { .choice-group { grid-template-columns: 1fr 1fr; } }
.choice {
    display: flex; align-items: center; gap: 0.6rem;
    border: 1.5px solid var(--line); border-radius: 12px; padding: 0.65rem 0.9rem;
    cursor: pointer; background: #fff; font-weight: 500; font-size: 0.92rem;
    transition: border-color 0.15s, background 0.15s;
}
.choice:has(input:checked) { border-color: var(--orange); background: #fff4ec; }
.choice input { accent-color: var(--orange); width: 18px; height: 18px; margin: 0; }

.subfield { margin-top: 0.8rem; margin-bottom: 0; padding: 0.9rem; background: var(--cream); border-radius: 12px; }
.stepper { display: inline-flex; align-items: center; gap: 0.5rem; }
.stepper input { width: 84px; text-align: center; -moz-appearance: textfield; }
.stepper input::-webkit-outer-spin-button, .stepper input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.stepper-btn {
    width: 40px; height: 40px; border-radius: 50%; border: 1.5px solid var(--line);
    background: #fff; font-size: 1.3rem; cursor: pointer; color: var(--blue);
}
.stepper-btn:hover { border-color: var(--orange); color: var(--orange); }

.hp { position: absolute; left: -9999px; top: -9999px; height: 0; overflow: hidden; }

.form-note { font-size: 0.8rem; color: var(--ink-soft); text-align: center; margin: 0.9rem 0 0; }

.error {
    background: #fdecea; color: #8a1c14; border: 1px solid #f5c2bc;
    border-radius: 12px; padding: 0.8rem 1rem; margin-bottom: 1rem; font-size: 0.9rem;
}

.success { text-align: center; padding: 0.5rem 0; }
.success-icon { font-size: 3rem; margin-bottom: 0.6rem; }
.success h2 { margin-bottom: 0.8rem; padding-right: 0; }
.success p { color: var(--ink-soft); }
.success-date { font-weight: 600; color: var(--blue); }