/* ==========================================================
   Deutschland Foundation — Design System
   Aesthetic: "Institutional Premium"
   Palette: Prussian Dark, Kulturgold, Warm Ivory
   Fonts: Playfair Display (serif), Inter (sans-serif) — LOCALLY HOSTED
   ========================================================== */

/* --- Local Font Faces --- */
@font-face {
    font-family: 'Playfair Display';
    src: url('../fonts/playfair-display-regular.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Playfair Display';
    src: url('../fonts/playfair-display-bold.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Playfair Display';
    src: url('../fonts/playfair-display-regular-italic.woff2') format('woff2');
    font-weight: 400;
    font-style: italic;
    font-display: swap;
}
@font-face {
    font-family: 'Inter';
    src: url('../fonts/inter-regular.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Inter';
    src: url('../fonts/inter-semibold.woff2') format('woff2');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}

/* --- CSS Custom Properties --- */
:root {
    --color-primary: #1a1a2e;
    --color-primary-light: #2a2a4a;
    --color-accent: #c9a84c;
    --color-accent-light: #dfc06e;
    --color-accent-dark: #a8883a;
    --color-bg: #f5f3ee;
    --color-bg-warm: #ebe7df;
    --color-parchment: #e8e4dc;
    --color-text: #2d2d2d;
    --color-text-light: #5a5a5a;
    --color-text-muted: #888;
    --color-white: #ffffff;
    --color-border: rgba(0, 0, 0, 0.08);
    --color-shadow: rgba(26, 26, 46, 0.12);

    --font-heading: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;

    --transition-fast: 200ms ease;
    --transition-base: 350ms ease;
    --transition-slow: 600ms ease;

    --max-width: 1140px;
    --section-padding: 100px 0;
    --nav-height: 72px;
}

/* --- Reset & Base --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

a {
    color: var(--color-accent-dark);
    text-decoration: none;
    transition: color var(--transition-fast);
}
a:hover {
    color: var(--color-accent);
}

/* --- Container --- */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Typography --- */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.25;
    color: var(--color-primary);
}

h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); margin-bottom: 24px; }
h3 { font-size: clamp(1.15rem, 2vw, 1.4rem); margin-bottom: 12px; }

p { margin-bottom: 16px; }

/* --- Gold Divider --- */
.gold-divider {
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
    border: none;
    margin: 20px auto 32px;
    border-radius: 2px;
}

/* --- Section Titles --- */
.section-title {
    text-align: center;
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-light);
    max-width: 680px;
    margin: 0 auto 48px;
    font-size: 1.05rem;
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--nav-height);
    display: flex;
    align-items: center;
    background: rgba(245, 243, 238, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid transparent;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(245, 243, 238, 0.96);
    border-bottom-color: var(--color-border);
    box-shadow: 0 2px 20px var(--color-shadow);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.nav-brand {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 0.02em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
    list-style: none;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text-light);
    letter-spacing: 0.03em;
    text-transform: uppercase;
    position: relative;
    padding-bottom: 4px;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width var(--transition-base);
}

.nav-links a:hover {
    color: var(--color-primary);
}

.nav-links a:hover::after {
    width: 100%;
}

/* Language Switcher */
.lang-switcher {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-left: 16px;
    padding-left: 16px;
    border-left: 1px solid var(--color-border);
}

.lang-btn {
    background: none;
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    padding: 4px 6px;
    cursor: pointer;
    line-height: 0;
    opacity: 0.5;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.lang-btn img {
    display: block;
    border-radius: 2px;
    width: 24px;
    height: 16px;
    object-fit: cover;
}

.lang-btn:hover {
    opacity: 0.8;
}

.lang-btn.active {
    opacity: 1;
    box-shadow: 0 0 0 2px var(--color-accent);
    background: rgba(201, 168, 76, 0.1);
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 5px;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-primary);
    transition: all var(--transition-fast);
    border-radius: 1px;
}

.hamburger.open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.hamburger.open span:nth-child(2) {
    opacity: 0;
}
.hamburger.open span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: rgba(245, 243, 238, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 24px;
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 8px 32px var(--color-shadow);
    transform: translateY(-10px);
    opacity: 0;
    transition: all var(--transition-base);
    z-index: 999;
}

.mobile-menu.open {
    transform: translateY(0);
    opacity: 1;
}

.mobile-menu a {
    display: block;
    padding: 12px 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
    border-bottom: 1px solid var(--color-border);
}

.mobile-menu a:last-child {
    border-bottom: none;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px 24px 80px;
    position: relative;
    background: linear-gradient(175deg, var(--color-primary) 0%, #16213e 50%, var(--color-primary-light) 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 40%, rgba(201, 168, 76, 0.08) 0%, transparent 50%),
                radial-gradient(circle at 70% 60%, rgba(201, 168, 76, 0.05) 0%, transparent 50%);
    animation: heroGlow 15s ease-in-out infinite alternate;
}

@keyframes heroGlow {
    0%   { transform: translate(0, 0) scale(1); }
    100% { transform: translate(-3%, 2%) scale(1.05); }
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 780px;
}

.hero-emblem {
    display: inline-block;
    font-size: 1.8rem;
    margin-bottom: 24px;
    padding: 12px 24px;
    border: 1px solid rgba(201, 168, 76, 0.3);
    border-radius: var(--radius-md);
    color: var(--color-accent);
    letter-spacing: 0.15em;
    font-family: var(--font-heading);
    font-weight: 700;
    background: rgba(201, 168, 76, 0.06);
}

.hero h1 {
    color: var(--color-white);
    margin-bottom: 20px;
    letter-spacing: -0.01em;
}

.hero .gold-divider {
    margin: 24px auto 28px;
    background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
    width: 120px;
}

.hero-tagline {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.7;
    max-width: 600px;
    margin: 0 auto 40px;
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 36px;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: 50px;
    letter-spacing: 0.03em;
    transition: all var(--transition-base);
    box-shadow: 0 4px 20px rgba(201, 168, 76, 0.3);
}

.hero-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 28px rgba(201, 168, 76, 0.45);
    color: var(--color-primary);
}

.hero-cta svg {
    width: 16px;
    height: 16px;
    transition: transform var(--transition-fast);
}

.hero-cta:hover svg {
    transform: translateY(2px);
}

/* Scroll indicator */
.scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollBounce 2s ease-in-out infinite;
}

.scroll-indicator span {
    display: block;
    width: 24px;
    height: 24px;
    border-right: 2px solid rgba(201, 168, 76, 0.5);
    border-bottom: 2px solid rgba(201, 168, 76, 0.5);
    transform: rotate(45deg);
}

@keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); opacity: 1; }
    50%      { transform: translateX(-50%) translateY(10px); opacity: 0.5; }
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
    padding: var(--section-padding);
    background: var(--color-white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-text p {
    color: var(--color-text-light);
    font-size: 1.02rem;
}

.about-facts {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.fact-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px 24px;
    background: var(--color-bg);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--color-accent);
    transition: transform var(--transition-fast);
}

.fact-card:hover {
    transform: translateX(4px);
}

.fact-icon {
    font-size: 1.4rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.fact-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-accent-dark);
    margin-bottom: 4px;
}

.fact-value {
    font-size: 0.95rem;
    color: var(--color-text);
    font-weight: 500;
}

/* ============================================
   MISSION SECTION
   ============================================ */
.mission {
    padding: var(--section-padding);
    background: var(--color-bg);
    position: relative;
}

.mission-content {
    max-width: 740px;
    margin: 0 auto;
    text-align: center;
}

.mission-text {
    font-size: 1.1rem;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 40px;
}

.mission-quote {
    position: relative;
    padding: 32px 40px;
    background: var(--color-white);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--color-accent);
    font-family: var(--font-heading);
    font-style: italic;
    font-size: 1.2rem;
    color: var(--color-primary);
    line-height: 1.6;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
}

.mission-quote::before {
    content: '„';
    position: absolute;
    top: -10px;
    left: 20px;
    font-size: 4rem;
    color: var(--color-accent);
    font-family: var(--font-heading);
    line-height: 1;
    opacity: 0.3;
}

/* ============================================
   FOCUS AREAS SECTION
   ============================================ */
.focus {
    padding: var(--section-padding);
    background: var(--color-white);
}

.focus-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.focus-card {
    padding: 32px 24px;
    background: var(--color-bg);
    border-radius: var(--radius-md);
    text-align: center;
    transition: all var(--transition-base);
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
}

.focus-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.focus-card:hover {
    transform: translateY(-4px);
    border-color: rgba(201, 168, 76, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
}

.focus-card:hover::before {
    transform: scaleX(1);
}

.focus-icon {
    font-size: 2rem;
    margin-bottom: 16px;
    display: block;
}

.focus-card h3 {
    font-size: 1rem;
    font-family: var(--font-body);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.focus-card p {
    font-size: 0.88rem;
    color: var(--color-text-light);
    line-height: 1.6;
    margin-bottom: 0;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
    padding: var(--section-padding);
    background: linear-gradient(175deg, var(--color-primary) 0%, #16213e 100%);
    position: relative;
}

.contact .section-title {
    color: var(--color-white);
}

.contact .section-subtitle {
    color: rgba(255, 255, 255, 0.65);
}

.contact-form-wrapper {
    max-width: 600px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.2);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 6px;
    letter-spacing: 0.03em;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
    color: var(--color-white);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.35);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    background: rgba(255, 255, 255, 0.12);
    box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.15);
}

.form-group textarea {
    min-height: 130px;
    resize: vertical;
}

/* Honeypot field - hidden from humans */
.form-hp {
    position: absolute;
    left: -9999px;
    opacity: 0;
    height: 0;
    overflow: hidden;
}

.form-submit {
    display: block;
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    color: var(--color-primary);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1rem;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    letter-spacing: 0.03em;
    transition: all var(--transition-base);
    box-shadow: 0 4px 20px rgba(201, 168, 76, 0.3);
}

.form-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 28px rgba(201, 168, 76, 0.45);
}

.form-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.form-status {
    display: none;
    margin-top: 16px;
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    text-align: center;
    font-weight: 500;
}

.form-status.success {
    background: rgba(46, 204, 113, 0.15);
    color: #2ecc71;
    border: 1px solid rgba(46, 204, 113, 0.3);
}

.form-status.error {
    background: rgba(231, 76, 60, 0.15);
    color: #e74c3c;
    border: 1px solid rgba(231, 76, 60, 0.3);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: #0e0e1a;
    padding: 40px 0;
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.footer-brand {
    font-family: var(--font-heading);
    font-size: 1rem;
    color: var(--color-accent);
    font-weight: 700;
    letter-spacing: 0.05em;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-accent);
}

.footer-copy {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.35);
    margin-bottom: 0;
}

.footer-seat {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.25);
    margin-bottom: 0;
}

/* ============================================
   IMPRESSUM PAGE
   ============================================ */
.impressum-page {
    padding-top: calc(var(--nav-height) + 60px);
    padding-bottom: 80px;
    min-height: 100vh;
    background: var(--color-bg);
}

.impressum-header {
    text-align: center;
    margin-bottom: 48px;
}

.impressum-content {
    max-width: 780px;
    margin: 0 auto;
}

.impressum-section {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: 32px;
    margin-bottom: 24px;
    border-left: 3px solid var(--color-accent);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}

.impressum-section h3 {
    font-family: var(--font-heading);
    color: var(--color-primary);
    margin-bottom: 16px;
}

.impressum-section p {
    color: var(--color-text-light);
    margin-bottom: 8px;
}

.impressum-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 8px;
}

.impressum-table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.95rem;
}

.impressum-table td:first-child {
    font-weight: 600;
    color: var(--color-primary);
    width: 160px;
    vertical-align: top;
}

.impressum-table td:last-child {
    color: var(--color-text-light);
}

.impressum-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 32px;
    font-weight: 600;
    color: var(--color-accent-dark);
    font-size: 0.95rem;
}

.impressum-back:hover {
    color: var(--color-accent);
}

/* ============================================
   SCROLL REVEAL ANIMATIONS
   ============================================ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
    .focus-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px 0;
        --nav-height: 64px;
    }

    /* Nav */
    .nav-links {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .mobile-menu {
        display: block;
    }

    .lang-switcher {
        margin-left: auto;
        margin-right: 12px;
        padding-left: 0;
        border-left: none;
    }

    /* Hero */
    .hero {
        min-height: 90vh;
        padding: 100px 20px 60px;
    }

    .hero-emblem {
        font-size: 1.3rem;
        padding: 10px 18px;
    }

    /* About */
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    /* Focus */
    .focus-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .focus-card {
        text-align: left;
        display: flex;
        gap: 16px;
        padding: 20px;
    }

    .focus-icon {
        font-size: 1.6rem;
        margin-bottom: 0;
        flex-shrink: 0;
    }

    .focus-card-content h3,
    .focus-card-content p {
        text-align: left;
    }

    /* Contact */
    .contact-form-wrapper {
        padding: 28px 20px;
    }

    /* Mission Quote */
    .mission-quote {
        padding: 24px;
        font-size: 1.05rem;
    }

    /* Impressum */
    .impressum-section {
        padding: 24px 20px;
    }

    .impressum-table td:first-child {
        width: 120px;
    }
}

@media (max-width: 480px) {
    .hero-cta {
        padding: 12px 28px;
        font-size: 0.9rem;
    }

    .impressum-table td {
        display: block;
        padding: 6px 0;
    }

    .impressum-table td:first-child {
        width: auto;
        padding-bottom: 2px;
    }

    .footer-links {
        flex-direction: column;
        gap: 8px;
    }
}