/*
Theme Name: ARGOS TEA
Theme URI: https://argostea.com
Description: Portal de Ingeniería Humanista para perfil AAF
Version: 1.0.0
Author: Argostea
Text Domain: argostea
*/

/* ── Variables ───────────────────────────────────────────────────── */
:root {
    --c-bg:       #0F1117;
    --c-surface:  #1A1D27;
    --c-surface2: #21253A;
    --c-border:   #2A2D3A;
    --c-text:     #E4E6F0;
    --c-muted:    #8891AA;
    --c-accent:   #4F8EF7;
    --c-flow:     #7C3AED;
    --c-bajo:     #16A34A;
    --c-medio:    #CA8A04;
    --c-critico:  #DC2626;
    --radius:     8px;
    --radius-lg:  14px;
    --font-mono:  'JetBrains Mono', 'Fira Mono', monospace;
    --max-w:      1080px;
    --max-w-text: 720px;
}

/* ── Light mode ──────────────────────────────────────────────────── */
html[data-theme="light"] {
    --c-bg:       #FFFFFF;
    --c-surface:  #F5F6FA;
    --c-surface2: #EBEDF5;
    --c-border:   #D8DBE8;
    --c-text:     #0F1117;
    --c-muted:    #5A6380;
    --c-accent:   #2563EB;
}

html[data-theme="light"] .site-header {
    background: rgba(255, 255, 255, 0.92);
}

html[data-theme="light"] .site-logo__name {
    color: #0F1117;
}

/* ── Reset ───────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    background: var(--c-bg);
    color: var(--c-text);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    transition: background-color 0.25s, color 0.25s;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--c-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 {
    line-height: 1.25;
    margin: 0 0 1rem;
    color: var(--c-text);
}

p { margin: 0 0 1rem; }
p:last-child { margin-bottom: 0; }

/* ── Contenedor ──────────────────────────────────────────────────── */
.container {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.container--text {
    max-width: var(--max-w-text);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ── Site Header / Nav ───────────────────────────────────────────── */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(15, 17, 23, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--c-border);
}

.site-header__inner {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.site-logo {
    display: flex;
    align-items: baseline;
    gap: 0.4rem;
    text-decoration: none;
}

.site-logo__name {
    font-size: 1.1rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    color: #FFFFFF;
    text-transform: uppercase;
}

.site-logo__sub {
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    color: var(--c-muted);
    text-transform: uppercase;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 1.75rem;
}

.site-nav a {
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    color: var(--c-muted);
    text-decoration: none;
    transition: color 0.15s;
}

.site-nav a:hover,
.site-nav a.active { color: var(--c-text); }

.site-nav .nav-cta {
    padding: 0.35rem 0.9rem;
    background: var(--c-accent);
    color: #fff;
    border-radius: 5px;
    font-weight: 600;
    letter-spacing: 0.02em;
    transition: opacity 0.15s;
}

.site-nav .nav-cta:hover { opacity: 0.85; text-decoration: none; }

/* ── Theme toggle ────────────────────────────────────────────────── */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0;
    border: 1px solid var(--c-border);
    border-radius: 6px;
    background: transparent;
    color: var(--c-muted);
    cursor: pointer;
    transition: color 0.15s, border-color 0.15s, background-color 0.15s;
    flex-shrink: 0;
}

.theme-toggle:hover {
    color: var(--c-text);
    border-color: var(--c-accent);
    background: var(--c-surface);
}

.theme-toggle svg { display: block; pointer-events: none; }

.theme-toggle .icon-sun  { display: none; }
.theme-toggle .icon-moon { display: block; }

html[data-theme="light"] .theme-toggle .icon-sun  { display: block; }
html[data-theme="light"] .theme-toggle .icon-moon { display: none; }

/* ── Site Footer ─────────────────────────────────────────────────── */
.site-footer {
    border-top: 1px solid var(--c-border);
    padding: 2.5rem 1.5rem;
    text-align: center;
    color: var(--c-muted);
    font-size: 0.8rem;
}

.site-footer a { color: var(--c-muted); }

/* ── Sección genérica ────────────────────────────────────────────── */
.section {
    padding: 5rem 0;
}

.section--dark {
    background: var(--c-surface);
    border-top: 1px solid var(--c-border);
    border-bottom: 1px solid var(--c-border);
}

.section__label {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--c-accent);
    margin-bottom: 1rem;
}

.section__label::before {
    content: '';
    display: block;
    width: 18px;
    height: 2px;
    background: var(--c-accent);
    border-radius: 1px;
}

.section__title {
    font-size: clamp(1.6rem, 4vw, 2.5rem);
    font-weight: 800;
    color: #FFFFFF;
    max-width: 680px;
    margin-bottom: 1rem;
}

.section__body {
    font-size: 1.05rem;
    color: var(--c-muted);
    max-width: 600px;
    line-height: 1.75;
}

/* ── Cards ───────────────────────────────────────────────────────── */
.card-grid {
    display: grid;
    gap: 1rem;
}

.card-grid--2 { grid-template-columns: repeat(2, 1fr); }
.card-grid--3 { grid-template-columns: repeat(3, 1fr); }
.card-grid--4 { grid-template-columns: repeat(4, 1fr); }

.card {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
}

.card--accent {
    border-color: rgba(79, 142, 247, 0.3);
    background: rgba(79, 142, 247, 0.05);
}

.card__icon {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
}

.card__title {
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: var(--c-text);
    margin-bottom: 0.5rem;
}

.card__body {
    font-size: 0.88rem;
    color: var(--c-muted);
    line-height: 1.6;
    margin: 0;
}

/* ── Botones ─────────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 1.4rem;
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    transition: opacity 0.15s, transform 0.1s;
    cursor: pointer;
    border: none;
}

.btn:hover { opacity: 0.88; transform: translateY(-1px); text-decoration: none; }

.btn--primary {
    background: var(--c-accent);
    color: #FFFFFF;
}

.btn--outline {
    background: transparent;
    color: var(--c-text);
    border: 1px solid var(--c-border);
}

.btn--outline:hover { border-color: var(--c-accent); color: var(--c-accent); }

/* ── Divisor ─────────────────────────────────────────────────────── */
.divider {
    border: none;
    border-top: 1px solid var(--c-border);
    margin: 0;
}

/* ── Badge ───────────────────────────────────────────────────────── */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.badge--accent {
    background: rgba(79, 142, 247, 0.15);
    color: #93BBFF;
    border: 1px solid rgba(79, 142, 247, 0.3);
}

.badge--flow {
    background: rgba(124, 58, 237, 0.15);
    color: #C4B5FD;
    border: 1px solid rgba(124, 58, 237, 0.3);
}

/* ── Responsive ──────────────────────────────────────────────────── */
@media (max-width: 768px) {
    .section { padding: 3.5rem 0; }
    .card-grid--2,
    .card-grid--3,
    .card-grid--4 { grid-template-columns: 1fr; }
    .site-nav .nav-cta { display: none; }
}

@media (max-width: 540px) {
    .site-nav { gap: 1rem; }
    .nav-user-name { display: none; }
}

/* ── Nav: Login button ───────────────────────────────────────────── */
.nav-login {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--c-muted);
    text-decoration: none;
    padding: 0.3rem 0.75rem;
    border: 1px solid var(--c-border);
    border-radius: 6px;
    transition: color 0.15s, border-color 0.15s;
}
.nav-login:hover { color: var(--c-text); border-color: var(--c-muted); }

/* ── Nav: User dropdown ──────────────────────────────────────────── */
.nav-user { position: relative; }

.nav-user-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: none;
    border: 1px solid var(--c-border);
    border-radius: 6px;
    padding: 0.28rem 0.65rem 0.28rem 0.35rem;
    cursor: pointer;
    color: var(--c-muted);
    transition: color 0.15s, border-color 0.15s;
    font-size: 0.82rem;
    font-weight: 500;
}
.nav-user-btn:hover { color: var(--c-text); border-color: var(--c-muted); }

.nav-user-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--c-accent);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.nav-user-name {
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.nav-user-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    min-width: 180px;
    background: #12141E;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 0.625rem;
    padding: 0.375rem;
    box-shadow: 0 8px 32px rgba(0,0,0,0.5);
    opacity: 0;
    transform: translateY(-4px) scale(0.97);
    pointer-events: none;
    transition: opacity 0.15s ease, transform 0.15s ease;
    z-index: 200;
}

.nav-user.open .nav-user-dropdown {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.nav-user-dropdown a {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.5rem 0.625rem;
    border-radius: 0.375rem;
    font-size: 0.82rem;
    color: var(--c-muted);
    text-decoration: none;
    transition: background 0.12s, color 0.12s;
}
.nav-user-dropdown a:hover { background: rgba(255,255,255,0.05); color: var(--c-text); }

.nav-user-divider {
    height: 1px;
    background: rgba(255,255,255,0.06);
    margin: 0.25rem 0.375rem;
}

.nav-user-logout { color: #f87171 !important; }
.nav-user-logout:hover { background: rgba(248,113,113,0.08) !important; }

/* ── User subnav ─────────────────────────────────────────────────── */
.user-subnav {
    background: rgba(15, 17, 23, 0.88);
    border-bottom: 1px solid var(--c-border);
    backdrop-filter: blur(8px);
}

.user-subnav__inner {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 36px;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.user-subnav a {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.76rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    color: var(--c-muted);
    text-decoration: none;
    padding: 0.2rem 0.625rem;
    border-radius: 4px;
    transition: color 0.15s, background 0.15s;
}

.user-subnav a:hover { color: var(--c-text); background: rgba(255,255,255,0.05); }
.user-subnav a.active { color: var(--c-accent); }