@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700&family=DM+Serif+Display&display=swap');

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --bg: #FAFAF7;
    --surface: #FFFFFF;
    --surface-warm: #F5F3EE;
    --text: #2D2D2D;
    --text-soft: #6B6B6B;
    --text-muted: #9E9E9E;
    --green: #3A7D68;
    --green-soft: #EBF5F0;
    --green-glow: #2E6B56;
    --border: #E8E6E1;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.05);
    --radius: 20px;
}

html { scroll-behavior: smooth; }

body {
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    font-weight: 400;
    line-height: 1.7;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}

/* ── Top bar (home/back link + language switcher) ── */
.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 24px;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: saturate(180%) blur(8px);
    -webkit-backdrop-filter: saturate(180%) blur(8px);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 50;
}

.topbar-home {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text-soft);
    font-size: 0.88rem;
    font-weight: 600;
    transition: color 0.25s ease;
}

.topbar-home:hover { color: var(--green); }

.topbar-home svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* ── Language switcher ── */
.lang-switcher {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: var(--surface-warm);
    border: 1px solid var(--border);
    border-radius: 100px;
    padding: 3px;
}

.lang-switcher a,
.lang-switcher span {
    font-size: 0.78rem;
    font-weight: 600;
    line-height: 1;
    padding: 6px 12px;
    border-radius: 100px;
    text-decoration: none;
    color: var(--text-soft);
    transition: background 0.2s ease, color 0.2s ease;
}

.lang-switcher a:hover { color: var(--green); background: var(--green-soft); }

.lang-switcher [aria-current="page"] {
    color: var(--surface);
    background: var(--green);
    cursor: default;
}

/* ── Hero ── */
.hero {
    min-height: calc(100vh - 53px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 60px 24px;
    position: relative;
    background: var(--bg);
}

.hero-logo {
    width: 100px;
    height: 100px;
    margin-bottom: 32px;
    border-radius: 28px;
    background: var(--surface);
    padding: 14px;
    box-shadow: var(--shadow-md), 0 0 0 1px var(--border);
    opacity: 0;
    animation: rise 0.9s cubic-bezier(0.22, 1, 0.36, 1) forwards 0.2s;
}

.hero-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.hero h1 {
    font-family: 'DM Serif Display', Georgia, serif;
    font-size: 3.5rem;
    font-weight: 400;
    color: var(--text);
    letter-spacing: -0.02em;
    margin-bottom: 16px;
    opacity: 0;
    animation: rise 0.9s cubic-bezier(0.22, 1, 0.36, 1) forwards 0.35s;
}

.hero-sub {
    font-size: 1.15rem;
    font-weight: 300;
    color: var(--text-soft);
    max-width: 380px;
    line-height: 1.8;
    opacity: 0;
    animation: rise 0.9s cubic-bezier(0.22, 1, 0.36, 1) forwards 0.5s;
}

.hero-scroll {
    position: absolute;
    bottom: 36px;
    left: 50%;
    transform: translateX(-50%);
    width: 24px;
    height: 40px;
    border: 2px solid var(--border);
    border-radius: 12px;
    opacity: 0;
    animation: rise 0.9s cubic-bezier(0.22, 1, 0.36, 1) forwards 1s;
}

.hero-scroll::after {
    content: '';
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--text-muted);
    border-radius: 2px;
    animation: scroll-dot 2s ease-in-out infinite;
}

/* ── Layout ── */
.container {
    max-width: 700px;
    margin: 0 auto;
    padding: 0 24px;
}

.container-narrow {
    max-width: 600px;
}

.section {
    padding: 96px 0;
}

.section-tag {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--green);
    background: var(--green-soft);
    padding: 6px 14px;
    border-radius: 100px;
    margin-bottom: 28px;
}

/* ── About ── */
.about {
    background: var(--surface-warm);
}

.about-text {
    font-family: 'DM Serif Display', Georgia, serif;
    font-size: 1.65rem;
    font-weight: 400;
    line-height: 1.75;
    color: var(--text);
}

.about-text em {
    color: var(--green);
    font-style: normal;
    font-weight: 400;
}

/* ── Features ── */
.features-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.feature-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 24px;
    transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.feature-card .icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--green-soft);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.feature-card .icon svg {
    width: 22px;
    height: 22px;
    stroke: var(--green);
    fill: none;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.feature-card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 6px;
}

.feature-card p {
    font-size: 0.88rem;
    font-weight: 300;
    color: var(--text-soft);
    line-height: 1.6;
}

/* ── Privacy ── */
.privacy-section {
    background: var(--surface-warm);
}

.privacy-card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 40px;
    border: 1px solid var(--border);
    display: flex;
    gap: 28px;
    align-items: flex-start;
}

.privacy-icon {
    width: 52px;
    height: 52px;
    min-width: 52px;
    border-radius: 16px;
    background: var(--green-soft);
    display: flex;
    align-items: center;
    justify-content: center;
}

.privacy-icon svg {
    width: 26px;
    height: 26px;
    stroke: var(--green);
    fill: none;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.privacy-card h3 {
    font-family: 'DM Serif Display', Georgia, serif;
    font-size: 1.2rem;
    font-weight: 400;
    color: var(--text);
    margin-bottom: 8px;
}

.privacy-card p {
    font-size: 0.92rem;
    font-weight: 300;
    color: var(--text-soft);
    line-height: 1.7;
}

/* ── Contact ── */
.contact {
    text-align: center;
}

.contact-text {
    font-size: 1rem;
    color: var(--text-soft);
    font-weight: 300;
    margin-bottom: 28px;
}

.contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: 'DM Sans', sans-serif;
    font-size: 1rem;
    font-weight: 500;
    color: var(--surface);
    background: var(--green);
    text-decoration: none;
    padding: 16px 36px;
    border-radius: 14px;
    transition: all 0.3s cubic-bezier(0.22, 1, 0.36, 1);
    box-shadow: 0 2px 8px rgba(58, 125, 104, 0.2);
}

.contact-btn:hover {
    background: var(--green-glow);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(58, 125, 104, 0.25);
}

.contact-btn svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* ── Support page header ── */
.page-header {
    padding: 72px 0 48px;
    text-align: center;
}

.page-header h1 {
    font-family: 'DM Serif Display', Georgia, serif;
    font-size: 2.6rem;
    font-weight: 400;
    color: var(--text);
    letter-spacing: -0.02em;
    margin-bottom: 12px;
}

.page-header p {
    font-size: 1rem;
    font-weight: 300;
    color: var(--text-soft);
}

/* ── Form ── */
.form-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px;
    margin-bottom: 48px;
}

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

label {
    display: block;
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 8px;
}

input[type="text"],
input[type="email"],
select,
textarea {
    width: 100%;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.95rem;
    font-weight: 400;
    color: var(--text);
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 12px 16px;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    appearance: none;
    -webkit-appearance: none;
}

input[type="text"]:focus,
input[type="email"]:focus,
select:focus,
textarea:focus {
    border-color: var(--green);
    box-shadow: 0 0 0 3px rgba(58, 125, 104, 0.1);
}

textarea {
    resize: vertical;
    min-height: 140px;
    line-height: 1.6;
}

select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%239E9E9E' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 40px;
    cursor: pointer;
}

.submit-btn {
    width: 100%;
    font-family: 'DM Sans', sans-serif;
    font-size: 1rem;
    font-weight: 500;
    color: var(--surface);
    background: var(--green);
    border: none;
    border-radius: 14px;
    padding: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 8px;
    transition: all 0.3s cubic-bezier(0.22, 1, 0.36, 1);
    box-shadow: 0 2px 8px rgba(58, 125, 104, 0.2);
}

.submit-btn:hover {
    background: var(--green-glow);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(58, 125, 104, 0.25);
}

.submit-btn svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* ── Note ── */
.note {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    background: var(--green-soft);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 40px;
}

.note svg {
    width: 18px;
    height: 18px;
    min-width: 18px;
    stroke: var(--green);
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    margin-top: 2px;
}

.note p {
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--green-glow);
    line-height: 1.6;
}

/* ── Legal pages (terms / privacy) ── */
.legal {
    padding: 56px 0 72px;
}

.legal h1 {
    font-family: 'DM Serif Display', Georgia, serif;
    font-size: 2.4rem;
    font-weight: 400;
    color: var(--text);
    letter-spacing: -0.02em;
    margin-bottom: 8px;
}

.legal .legal-meta {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 32px;
}

.legal h2 {
    font-family: 'DM Serif Display', Georgia, serif;
    font-size: 1.3rem;
    font-weight: 400;
    color: var(--text);
    margin: 32px 0 12px;
}

.legal p {
    font-size: 0.95rem;
    font-weight: 300;
    color: var(--text-soft);
    line-height: 1.75;
    margin-bottom: 14px;
}

.legal ul {
    margin: 0 0 14px 1.2em;
    color: var(--text-soft);
    font-weight: 300;
}

.legal li {
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 6px;
}

.legal a {
    color: var(--green);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.legal .legal-note {
    font-size: 0.88rem;
    color: var(--green-glow);
    background: var(--green-soft);
    border-radius: 12px;
    padding: 14px 16px;
    margin-bottom: 28px;
    line-height: 1.6;
}

.legal hr {
    border: none;
    border-top: 1px solid var(--border);
    margin: 32px 0 16px;
}

.legal .legal-gen {
    font-size: 0.78rem;
    color: var(--text-muted);
}

/* ── Footer ── */
footer {
    padding: 48px 24px;
    text-align: center;
    background: var(--surface-warm);
    border-top: 1px solid var(--border);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.footer-links a {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-soft);
    text-decoration: none;
    transition: color 0.25s ease;
}

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

.footer-copy {
    font-size: 0.78rem;
    color: var(--text-muted);
    font-weight: 300;
}

/* ── Animations ── */
@keyframes rise {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes scroll-dot {
    0%, 100% { opacity: 1; transform: translateX(-50%) translateY(0); }
    50% { opacity: 0.3; transform: translateX(-50%) translateY(10px); }
}

/* ── Responsive ── */
@media (max-width: 640px) {
    .topbar { padding: 12px 16px; }
    .topbar-home { font-size: 0.82rem; }
    .lang-switcher a, .lang-switcher span { padding: 6px 10px; font-size: 0.74rem; }
    .hero { min-height: calc(88vh - 53px); padding: 48px 20px; }
    .hero h1 { font-size: 2.4rem; }
    .hero-logo { width: 80px; height: 80px; border-radius: 22px; padding: 12px; }
    .hero-sub { font-size: 1rem; }
    .section { padding: 64px 0; }
    .about-text { font-size: 1.3rem; }
    .features-grid { grid-template-columns: 1fr; }
    .privacy-card { flex-direction: column; padding: 28px; }
    .contact-btn { padding: 14px 28px; font-size: 0.95rem; }
    .page-header { padding: 48px 0 32px; }
    .page-header h1 { font-size: 2rem; }
    .form-card { padding: 24px 20px; }
    .legal h1 { font-size: 2rem; }
    .footer-links { flex-direction: column; gap: 12px; }
    .hero-scroll { display: none; }
}