/* =========================================================
   RADIO CLUB VIRTUAL
   Hoja de estilos general
   Paleta principal: verde claro
   ========================================================= */

/* ---------- Variables ---------- */

:root {
    --green-950: #173d2b;
    --green-900: #1d4d37;
    --green-800: #245f45;
    --green-700: #2f7655;
    --green-600: #438d67;
    --green-500: #62a97e;
    --green-400: #83c29a;
    --green-300: #a7d8b8;
    --green-200: #cce9d6;
    --green-100: #e7f5ec;
    --green-50: #f4fbf6;

    --white: #ffffff;
    --surface: #ffffff;
    --surface-soft: #f8fcf9;

    --text: #20342a;
    --text-soft: #5b6f64;
    --border: #d9e9df;

    --danger: #b74242;
    --warning: #b87920;

    --shadow-sm: 0 4px 14px rgba(30, 77, 55, 0.08);
    --shadow-md: 0 10px 30px rgba(30, 77, 55, 0.12);

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 22px;

    --container: 1240px;
    --header-height: 82px;
}


/* ---------- Reset básico ---------- */

* {
    box-sizing: border-box;
}

html {
    min-height: 100%;
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    margin: 0;
    background: var(--green-50);
    color: var(--text);
    font-family: "Segoe UI", Arial, Helvetica, sans-serif;
    font-size: 16px;
    line-height: 1.5;
}

form {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

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

a {
    color: inherit;
}

button,
input,
select,
textarea {
    font: inherit;
}


/* ---------- Contenedor general ---------- */

.site-container {
    width: min(calc(100% - 40px), var(--container));
    margin: 0 auto;
}


/* ---------- Franja superior ---------- */

.top-bar {
    background: var(--green-900);
    color: #eaf7ee;
    font-size: 0.82rem;
}

.top-bar-inner {
    min-height: 34px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.top-bar-right {
    opacity: 0.88;
}


/* ---------- Encabezado ---------- */

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.97);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 3px 16px rgba(30, 77, 55, 0.06);
    backdrop-filter: blur(8px);
}

.brand-row {
    min-height: var(--header-height);
    display: flex;
    align-items: center;
    gap: 28px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 13px;
    flex: 0 0 auto;
    color: var(--green-900);
    text-decoration: none;
}

.brand-mark {
    width: 52px;
    height: 52px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 52px;
    border: 3px solid var(--green-600);
    border-radius: 50%;
    background: linear-gradient(145deg, var(--green-100), var(--white));
    color: var(--green-900);
    font-size: 1rem;
    font-weight: 800;
    letter-spacing: -0.04em;
    box-shadow: var(--shadow-sm);
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.12;
}

.brand-text strong {
    font-size: 1.18rem;
    font-weight: 750;
}

.brand-text small {
    margin-top: 4px;
    color: var(--green-600);
    font-size: 0.79rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}


/* ---------- Navegación ---------- */

.main-nav {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 5px;
    margin-left: auto;
}

.nav-link {
    position: relative;
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    padding: 0 12px;
    border-radius: 10px;
    color: var(--green-900);
    text-decoration: none;
    font-size: 0.92rem;
    font-weight: 650;
    transition: background-color 0.18s ease,
                color 0.18s ease,
                transform 0.18s ease;
}

.nav-link:hover,
.nav-link:focus-visible {
    background: var(--green-100);
    color: var(--green-800);
    outline: none;
}

.nav-link:active {
    transform: translateY(1px);
}

.nav-pending {
    cursor: default;
}


/* ---------- Botón menú móvil ---------- */

.nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    margin-left: auto;
    padding: 10px;
    border: 1px solid var(--border);
    border-radius: 11px;
    background: var(--white);
    cursor: pointer;
}

.nav-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    margin: 5px 0;
    border-radius: 999px;
    background: var(--green-900);
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle.is-open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle.is-open span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.is-open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}


/* ---------- Contenido principal ---------- */

.site-main {
    flex: 1 0 auto;
    width: 100%;
}

.page-section {
    padding: 56px 0;
}

.page-section.compact {
    padding: 34px 0;
}

.page-header {
    margin-bottom: 28px;
}

.page-header h1,
.page-header h2 {
    margin: 0;
    color: var(--green-900);
    line-height: 1.15;
}

.page-header h1 {
    font-size: clamp(2rem, 4vw, 3.2rem);
}

.page-header h2 {
    font-size: clamp(1.5rem, 3vw, 2.2rem);
}

.page-header p {
    max-width: 760px;
    margin: 12px 0 0;
    color: var(--text-soft);
    font-size: 1.04rem;
}


/* ---------- Tarjetas ---------- */

.card-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
}

.card {
    padding: 24px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface);
    box-shadow: var(--shadow-sm);
}

.card h2,
.card h3 {
    margin-top: 0;
    color: var(--green-900);
}

.card p:last-child {
    margin-bottom: 0;
}

.card-link {
    transition: transform 0.18s ease, box-shadow 0.18s ease;
}

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


/* ---------- Paneles ---------- */

.panel {
    padding: 26px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface);
    box-shadow: var(--shadow-sm);
}

.panel-title {
    margin: 0 0 20px;
    color: var(--green-900);
    font-size: 1.35rem;
}


/* ---------- Formularios ---------- */

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 22px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.form-group.full {
    grid-column: 1 / -1;
}

.form-label {
    color: var(--green-900);
    font-weight: 650;
}

.form-control,
input[type="text"],
input[type="password"],
input[type="email"],
input[type="date"],
input[type="time"],
input[type="number"],
select,
textarea {
    width: 100%;
    min-height: 44px;
    padding: 10px 12px;
    border: 1px solid #cbded2;
    border-radius: var(--radius-sm);
    background: var(--white);
    color: var(--text);
    outline: none;
    transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

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

.form-control:focus,
input[type="text"]:focus,
input[type="password"]:focus,
input[type="email"]:focus,
input[type="date"]:focus,
input[type="time"]:focus,
input[type="number"]:focus,
select:focus,
textarea:focus {
    border-color: var(--green-500);
    box-shadow: 0 0 0 3px rgba(98, 169, 126, 0.16);
}


/* ---------- Botones ---------- */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 10px 18px;
    border: 1px solid transparent;
    border-radius: 10px;
    cursor: pointer;
    text-decoration: none;
    font-weight: 700;
    transition: background-color 0.18s ease,
                border-color 0.18s ease,
                color 0.18s ease,
                transform 0.18s ease;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-primary {
    border-color: var(--green-700);
    background: var(--green-700);
    color: var(--white);
}

.btn-primary:hover {
    border-color: var(--green-800);
    background: var(--green-800);
}

.btn-secondary {
    border-color: var(--green-300);
    background: var(--green-100);
    color: var(--green-900);
}

.btn-secondary:hover {
    background: var(--green-200);
}

.btn-outline {
    border-color: var(--green-500);
    background: transparent;
    color: var(--green-800);
}

.btn-outline:hover {
    background: var(--green-100);
}


/* ---------- Tablas ---------- */

.table-wrapper {
    width: 100%;
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--white);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 680px;
}

.data-table th,
.data-table td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--border);
    text-align: left;
    vertical-align: middle;
}

.data-table th {
    background: var(--green-100);
    color: var(--green-900);
    font-weight: 750;
}

.data-table tbody tr:hover {
    background: var(--green-50);
}

.data-table tr:last-child td {
    border-bottom: 0;
}


/* ---------- Mensajes ---------- */

.message {
    padding: 14px 16px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--surface);
}

.message-success {
    border-color: var(--green-300);
    background: var(--green-100);
    color: var(--green-900);
}

.message-error {
    border-color: #e8bcbc;
    background: #fff2f2;
    color: #7d2929;
}


/* ---------- Pie ---------- */

.site-footer {
    flex-shrink: 0;
    margin-top: 60px;
    border-top: 1px solid var(--green-200);
    background: var(--green-900);
    color: #eaf5ee;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.8fr 1fr 1fr;
    gap: 48px;
    padding-top: 44px;
    padding-bottom: 40px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-mark {
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--green-300);
    border-radius: 50%;
    color: var(--white);
    font-weight: 800;
}

.footer-brand div {
    display: flex;
    flex-direction: column;
}

.footer-brand strong {
    color: var(--white);
    font-size: 1.05rem;
}

.footer-brand span {
    color: var(--green-300);
    font-size: 0.82rem;
}

.footer-description {
    max-width: 520px;
    margin: 18px 0 0;
    color: #c9ddcf;
}

.footer-section {
    display: flex;
    flex-direction: column;
    gap: 9px;
}

.footer-section strong {
    margin-bottom: 4px;
    color: var(--white);
}

.footer-section a,
.footer-section span {
    color: #c9ddcf;
    text-decoration: none;
    font-size: 0.92rem;
}

.footer-section a:hover {
    color: var(--white);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(0, 0, 0, 0.08);
}

.footer-bottom-inner {
    min-height: 54px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    color: #bcd2c3;
    font-size: 0.82rem;
}


/* ---------- Utilidades ---------- */

.text-center {
    text-align: center;
}

.text-muted {
    color: var(--text-soft);
}

.mt-0 {
    margin-top: 0;
}

.mb-0 {
    margin-bottom: 0;
}

.hidden {
    display: none !important;
}


/* =========================================================
   RESPONSIVE
   ========================================================= */

@media (max-width: 1100px) {
    .nav-link {
        padding-left: 9px;
        padding-right: 9px;
        font-size: 0.87rem;
    }
}


@media (max-width: 980px) {

    :root {
        --header-height: 72px;
    }

    .top-bar {
        display: none;
    }

    .brand-row {
        position: relative;
        min-height: var(--header-height);
    }

    .brand-mark {
        width: 46px;
        height: 46px;
        flex-basis: 46px;
    }

    .nav-toggle {
        display: block;
    }

    .main-nav {
        position: absolute;
        top: calc(100% + 1px);
        left: 0;
        right: 0;

        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 3px;

        width: 100%;
        margin: 0;
        padding: 10px;

        border: 1px solid var(--border);
        border-top: 0;
        border-radius: 0 0 14px 14px;
        background: var(--white);
        box-shadow: var(--shadow-md);
    }

    .main-nav.is-open {
        display: flex;
    }

    .nav-link {
        width: 100%;
        min-height: 46px;
        padding: 0 14px;
        font-size: 0.96rem;
    }

    .card-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .footer-grid {
        grid-template-columns: 1.5fr 1fr 1fr;
        gap: 28px;
    }
}


@media (max-width: 700px) {

    .site-container {
        width: min(calc(100% - 28px), var(--container));
    }

    .brand-text strong {
        font-size: 1.02rem;
    }

    .brand-text small {
        font-size: 0.7rem;
    }

    .page-section {
        padding: 38px 0;
    }

    .card-grid,
    .form-grid {
        grid-template-columns: 1fr;
    }

    .form-group.full {
        grid-column: auto;
    }

    .panel,
    .card {
        padding: 20px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
        padding-top: 36px;
        padding-bottom: 34px;
    }

    .footer-bottom-inner {
        flex-direction: column;
        justify-content: center;
        gap: 3px;
        padding-top: 10px;
        padding-bottom: 10px;
        text-align: center;
    }
}


@media (max-width: 420px) {

    .site-container {
        width: min(calc(100% - 22px), var(--container));
    }

    .brand {
        gap: 9px;
    }

    .brand-mark {
        width: 42px;
        height: 42px;
        flex-basis: 42px;
        font-size: 0.9rem;
    }

    .brand-text strong {
        font-size: 0.94rem;
    }

    .brand-text small {
        font-size: 0.64rem;
    }

    .nav-toggle {
        width: 42px;
        height: 42px;
    }
}