@import url("https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700&family=Sora:wght@500;600;700&display=swap");

:root {
    --font-body: "Manrope", "Noto Sans", "Helvetica Neue", sans-serif;
    --font-heading: "Sora", "Manrope", sans-serif;
    --text-primary: #1c2736;
    --text-muted: #5f6d80;
    --accent: #0d8a83;
    --accent-strong: #0a6863;
    --border-soft: #dbe2ea;
    --border-default: #c7d2df;
    --surface: rgba(255, 255, 255, 0.9);
    --surface-muted: rgba(249, 251, 253, 0.9);
    --radius-lg: 20px;
    --radius-md: 12px;
    --shadow-soft: 0 18px 45px rgba(18, 27, 40, 0.08);
    --shadow-hover: 0 24px 52px rgba(18, 27, 40, 0.12);
}

html {
    font-size: 16px;
    min-height: 100%;
}

body {
    margin: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    color: var(--text-primary);
    font-family: var(--font-body);
    background:
        radial-gradient(1100px 460px at 10% -30%, rgba(44, 122, 185, 0.14), transparent 72%),
        radial-gradient(900px 420px at 92% -25%, rgba(13, 138, 131, 0.14), transparent 78%),
        linear-gradient(180deg, #f6f8fb 0%, #f1f4f8 52%, #eef2f6 100%);
}

main {
    display: block;
}

a {
    color: var(--accent);
    transition: color 0.2s ease;
}

a:hover {
    color: var(--accent-strong);
}

.app-header {
    position: sticky;
    top: 0;
    z-index: 20;
    border-bottom: 1px solid var(--border-soft);
    background-color: rgba(246, 249, 252, 0.78);
    backdrop-filter: blur(10px);
}

.app-header__inner {
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.app-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.34rem;
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.app-brand__dot {
    width: 0.62rem;
    height: 0.62rem;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, #6ce5dc 0%, #0d8a83 62%, #0a6863 100%);
    box-shadow: 0 0 0 2px rgba(13, 138, 131, 0.14);
    transform: translateY(-0.02rem);
}

.app-brand__text::before {
    content: ".";
    margin-right: 0.04rem;
}

.app-nav {
    display: flex;
    align-items: center;
    gap: 0.45rem;
}

.app-nav__link {
    padding: 0.4rem 0.82rem;
    border-radius: 999px;
    border: 1px solid transparent;
    color: var(--text-muted);
    font-size: 0.93rem;
    font-weight: 600;
    transition: all 0.2s ease;
}

.app-nav__link:hover {
    border-color: var(--border-default);
    background-color: rgba(255, 255, 255, 0.9);
    color: var(--text-primary);
}

.app-nav__link.is-active {
    border-color: rgba(13, 138, 131, 0.45);
    background-color: rgba(13, 138, 131, 0.12);
    color: var(--accent-strong);
}

.app-main {
    flex: 1 0 auto;
    padding-top: 2.25rem;
    padding-bottom: 3rem;
}

.app-footer {
    border-top: 1px solid var(--border-soft);
    background-color: rgba(255, 255, 255, 0.82);
    backdrop-filter: blur(8px);
}

.app-footer__links {
    padding: 0.9rem 0 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
}

.footer-cta {
    white-space: nowrap;
}

.hero-card,
.surface-card,
.status-card {
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    background: var(--surface);
}

.hero-card {
    max-width: 760px;
    margin: 0 auto;
    padding: clamp(1.6rem, 4vw, 2.6rem);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-card::before {
    content: "";
    position: absolute;
    width: 280px;
    height: 280px;
    right: -80px;
    top: -150px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(13, 138, 131, 0.2) 0%, rgba(13, 138, 131, 0) 72%);
}

.hero-eyebrow {
    margin: 0;
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent);
}

.hero-title {
    margin: 0.75rem 0 0;
    font-family: var(--font-heading);
    font-size: clamp(1.95rem, 5vw, 2.65rem);
    line-height: 1.15;
    letter-spacing: -0.02em;
}

.hero-lead {
    max-width: 580px;
    margin: 1rem auto 0;
    font-size: 1.02rem;
    line-height: 1.6;
    color: var(--text-muted);
}

.hero-form {
    margin-top: 1.45rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.7rem;
}

.hero-input {
    width: min(100%, 430px);
}

.hero-button {
    min-width: 110px;
}

.home-note {
    margin: 1.9rem auto 0;
    text-align: center;
    color: var(--text-muted);
}

.page-stack {
    display: grid;
    gap: 1rem;
}

.surface-card {
    padding: 1rem 1.2rem;
}

.surface-card__title {
    margin: 0;
    font-weight: 600;
}

.surface-input {
    margin-top: 0.55rem;
}

.status-card {
    max-width: 640px;
    margin: 0 auto;
    padding: 2rem 1.25rem;
}

.status-code {
    margin: 0;
    font-family: var(--font-heading);
    font-size: 0.86rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent);
}

.section-eyebrow {
    margin: 0;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.11em;
    color: var(--accent);
    font-weight: 700;
}

.section-title {
    margin: 0.65rem 0 0;
    font-family: var(--font-heading);
    font-size: clamp(1.8rem, 4vw, 2.2rem);
    letter-spacing: -0.02em;
}

.section-title--compact {
    margin-top: 0.35rem;
    font-size: clamp(1.4rem, 3.2vw, 1.8rem);
}

.metric-value {
    margin: 0.85rem 0 0;
    font-family: var(--font-heading);
    font-size: clamp(2rem, 6vw, 3rem);
    line-height: 1;
}

.metric-label {
    margin: 0.55rem 0 0;
    color: var(--text-muted);
}

.stats-grid {
    margin-top: 1.15rem;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.8rem;
}

.stat-item {
    margin: 0;
    padding: 0.95rem;
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-md);
    background: var(--surface-muted);
}

.stat-label {
    margin: 0;
    font-size: 0.86rem;
    color: var(--text-muted);
}

.stat-value {
    margin: 0.3rem 0 0;
    font-family: var(--font-heading);
    font-size: 1.55rem;
    line-height: 1.1;
}

.post-card {
    padding: 1.2rem;
}

.post-card__header {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.post-card__avatar {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid #ffffff;
    box-shadow: 0 8px 18px rgba(20, 31, 46, 0.14);
    flex: 0 0 52px;
}

.post-card__avatar--placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--accent-strong);
    background-color: rgba(13, 138, 131, 0.12);
    border-color: rgba(13, 138, 131, 0.12);
    box-shadow: none;
}

.post-card__identity {
    min-width: 0;
}

.post-card__name {
    margin: 0;
    font-family: var(--font-heading);
    font-size: 1.04rem;
    line-height: 1.2;
}

.post-card__meta {
    margin: 0.18rem 0 0;
    color: var(--text-muted);
    font-size: 0.88rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.32rem;
    align-items: center;
}

.post-card__repost {
    margin: 0.9rem 0 0;
    padding: 0.48rem 0.65rem;
    border-radius: 10px;
    background-color: rgba(13, 138, 131, 0.1);
    color: var(--accent-strong);
    font-size: 0.9rem;
}

.post-card__text {
    margin: 0.9rem 0 0;
    line-height: 1.62;
    white-space: pre-wrap;
    word-break: break-word;
}

.post-media-grid {
    margin-top: 0.95rem;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.55rem;
}

.post-media-grid__item {
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-md);
    background: #ffffff;
    overflow: hidden;
    min-height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.post-media-grid__image,
.post-media-grid__video {
    width: 100%;
    display: block;
    max-height: 420px;
    object-fit: cover;
}

.post-media-grid__file {
    color: var(--accent-strong);
    font-size: 0.9rem;
    font-weight: 600;
}

.post-poll {
    margin-top: 0.95rem;
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-md);
    background: var(--surface-muted);
    padding: 0.72rem;
}

.post-poll__title {
    margin: 0;
    font-size: 0.88rem;
    color: var(--text-muted);
}

.post-poll__option {
    margin-top: 0.45rem;
    display: flex;
    justify-content: space-between;
    gap: 0.8rem;
    font-size: 0.93rem;
}

.post-card__footer {
    margin-top: 1rem;
    padding-top: 0.9rem;
    border-top: 1px solid var(--border-soft);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.8rem;
    flex-wrap: wrap;
}

.post-card__stats {
    display: flex;
    gap: 0.7rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.post-card__links {
    display: flex;
    gap: 0.8rem;
    font-size: 0.9rem;
}

.form-control {
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    background: #ffffff;
    color: var(--text-primary);
    padding: 0.68rem 0.88rem;
}

.form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 0.2rem rgba(13, 138, 131, 0.15);
}

.btn-primary {
    color: #ffffff;
    background-color: var(--accent);
    border-color: var(--accent);
    border-radius: 999px;
    font-weight: 600;
    padding: 0.6rem 1rem;
    box-shadow: none;
}

.btn-primary:hover,
.btn-primary:focus {
    color: #ffffff;
    background-color: var(--accent-strong);
    border-color: var(--accent-strong);
}

.alert-danger {
    border: 1px solid #f3caca;
    border-radius: var(--radius-md);
    background-color: #fff4f4;
    color: #842929;
}

@media (max-width: 767px) {
    .app-header__inner {
        min-height: 64px;
        padding-top: 0.55rem;
        padding-bottom: 0.55rem;
        flex-wrap: wrap;
    }

    .app-nav {
        width: 100%;
    }

    .app-nav__link {
        flex: 1 1 auto;
        text-align: center;
    }

    .app-main {
        padding-top: 1.5rem;
        padding-bottom: 2rem;
    }

    .app-footer__links {
        flex-direction: column;
        align-items: flex-start;
    }

    .footer-cta {
        width: 100%;
        text-align: center;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .post-media-grid {
        grid-template-columns: 1fr;
    }
}