/* ==========================================================================
   PÁGINA FERIA IINTECA 2026 (v2) - IESTP Carlos Salazar Romero
   [FIX-26] Autocontenido: base de secciones, pestañas, tablas, chips y
            botones incluidos. Podio sin desbordes (min-width:0) y sin
            superposición con el encabezado.
   Convención: prefijo csr- | Metodología BEM
   ========================================================================== */

:root {
    --csr-radius-xl: 20px;
    --csr-radius-2xl: 24px;
    --csr-color-gold: #d4a017;
    --csr-color-silver: #8a949e;
    --csr-color-bronze: #b06a2a;
}

/* ==========================================================================
   0. BASE: SECCIONES, BOTONES, PESTAÑAS, TABLAS Y CHIPS
   ========================================================================== */
.csr-section { padding: 5rem 0; background-color: var(--csr-color-white); }
.csr-section--light { background-color: var(--csr-color-base); }

.csr-section__header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;   /* margen amplio: evita que el podio se superponga */
}

.csr-section__tag {
    display: inline-block;
    background-color: var(--csr-color-primary-light);
    color: var(--csr-color-primary);
    padding: 0.4rem 1.2rem;
    border-radius: var(--csr-radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.csr-section__title {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    color: var(--csr-color-primary-dark);
    font-weight: 700;
    margin-bottom: 0.8rem;
}

.csr-section__intro { font-size: 1.05rem; color: var(--csr-color-gray); line-height: 1.7; }

/* Botones */
.csr-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.6rem;
    font-family: var(--csr-font-heading);
    font-weight: 600;
    font-size: 0.92rem;
    border-radius: var(--csr-radius-xl);
    cursor: pointer;
    border: 2px solid transparent;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.csr-btn--primary {
    background: linear-gradient(135deg, var(--csr-color-primary), var(--csr-color-primary-dark));
    color: var(--csr-color-white);
    box-shadow: 0 6px 20px rgba(0, 88, 171, 0.3);
}
.csr-btn--primary:hover { transform: translateY(-2px); box-shadow: 0 10px 28px rgba(0, 88, 171, 0.4); color: var(--csr-color-white); }

/* Pestañas de proyectos */
.csr-malla-tabs { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-bottom: 1.6rem; }

.csr-malla-tab {
    background-color: var(--csr-color-white);
    border: 2px solid var(--csr-color-lighter);
    color: var(--csr-color-dark-soft);
    padding: 0.55rem 1.4rem;
    border-radius: var(--csr-radius-xl);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}
.csr-malla-tab:hover { border-color: var(--csr-color-primary); color: var(--csr-color-primary); transform: translateY(-2px); }

.csr-malla-tab--active {
    background: linear-gradient(135deg, var(--csr-color-primary), var(--csr-color-primary-dark));
    border-color: transparent;
    color: var(--csr-color-white);
    box-shadow: 0 6px 20px rgba(0, 88, 171, 0.3);
}

/* Paneles */
.csr-malla-panel { display: none; }
.csr-malla-panel--active { display: block; animation: csr-feria-in 0.4s ease; }

@keyframes csr-feria-in {
    from { opacity: 0; transform: translateY(15px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Tabla (acta de resultados) */
.csr-malla-table-wrap {
    overflow-x: auto;
    background-color: var(--csr-color-white);
    border-radius: var(--csr-radius-lg);
    box-shadow: var(--csr-shadow-sm);
    -webkit-overflow-scrolling: touch;
}

.csr-malla-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; min-width: 640px; }

.csr-malla-table th {
    background-color: var(--csr-color-primary-dark);
    color: var(--csr-color-white);
    padding: 0.75rem 0.9rem;
    text-align: left;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.csr-malla-table td { padding: 0.7rem 0.9rem; border-bottom: 1px solid var(--csr-color-lighter); color: var(--csr-color-dark-soft); }
.csr-malla-table tbody tr:nth-child(even) td { background-color: var(--csr-color-base); }
.csr-malla-table tbody tr:hover td { background-color: var(--csr-color-primary-light); }
.csr-malla-table td:first-child, .csr-malla-table td:nth-child(3) { text-align: center; font-weight: 600; }

/* Chips de palabras clave */
.csr-chips { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.csr-chips span {
    background-color: var(--csr-color-primary-light);
    color: var(--csr-color-primary-dark);
    padding: 0.45rem 1.1rem;
    border-radius: var(--csr-radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    transition: all 0.25s ease;
}
.csr-chips span:hover { background-color: var(--csr-color-primary); color: var(--csr-color-white); transform: translateY(-2px); }

/* ==========================================================================
   1. HERO DE LA FERIA
   ========================================================================== */
.csr-feria-hero {
    padding: 5rem 0 4.5rem;
    text-align: center;
    color: var(--csr-color-white);
    background: linear-gradient(135deg, var(--csr-color-primary-dark) 0%, var(--csr-color-primary) 70%, #0070d8 100%);
    position: relative;
    overflow: hidden;
}

.csr-feria-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255, 238, 0, 0.14) 2px, transparent 2px);
    background-size: 34px 34px;
}

.csr-feria-hero .csr-container { position: relative; }

.csr-feria-hero__tag {
    display: inline-block;
    background-color: var(--csr-color-tertiary);
    color: var(--csr-color-dark);
    padding: 0.4rem 1.3rem;
    border-radius: var(--csr-radius-full);
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.csr-feria-hero__title {
    color: var(--csr-color-white);
    font-size: clamp(2.4rem, 6vw, 3.8rem);
    font-weight: 800;
    letter-spacing: 1px;
    margin-bottom: 0.7rem;
    text-shadow: 0 4px 18px rgba(0, 0, 0, 0.35);
}

.csr-feria-hero__sub {
    font-size: clamp(0.95rem, 1.8vw, 1.15rem);
    opacity: 0.95;
    line-height: 1.6;
    margin-bottom: 1.6rem;
}

.csr-feria-hero__meta { display: flex; justify-content: center; flex-wrap: wrap; gap: 0.6rem; }

.csr-feria-hero__meta span {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(6px);
    padding: 0.5rem 1.1rem;
    border-radius: var(--csr-radius-full);
    font-size: 0.85rem;
    font-weight: 600;
}

.csr-feria-hero__meta i { color: var(--csr-color-tertiary); }

/* ==========================================================================
   2. PODIO DE RESULTADOS  [FIX: min-width:0 evita desborde]
   ========================================================================== */
.csr-podium {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    align-items: stretch;
    padding-top: 1.2rem;   /* aire para la tarjeta elevada del 1° */
}

.csr-podium__card {
    position: relative;
    min-width: 0;          /* [FIX] permite que el texto larga haga wrap */
    background-color: var(--csr-color-white);
    border-radius: var(--csr-radius-2xl);
    padding: 2rem 1.4rem 1.6rem;
    text-align: center;
    box-shadow: var(--csr-shadow-md);
    border-top: 6px solid var(--csr-color-lighter);
    cursor: pointer;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.6rem;
}

.csr-podium__card:hover { transform: translateY(-8px); box-shadow: var(--csr-shadow-xl); }

.csr-podium__card--1 { border-top-color: var(--csr-color-gold); }
.csr-podium__card--2 { border-top-color: var(--csr-color-silver); }
.csr-podium__card--3 { border-top-color: var(--csr-color-bronze); }

/* Medallas */
.csr-podium__medal {
    width: 70px;
    height: 70px;
    border-radius: var(--csr-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--csr-color-white);
    box-shadow: var(--csr-shadow-lg);
    margin-bottom: 0.3rem;
    flex-shrink: 0;
}

.csr-podium__medal--1 { background: linear-gradient(135deg, #f6c445, var(--csr-color-gold)); }
.csr-podium__medal--2 { background: linear-gradient(135deg, #b9c2cb, var(--csr-color-silver)); }
.csr-podium__medal--3 { background: linear-gradient(135deg, #d99257, var(--csr-color-bronze)); }

.csr-podium__place {
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--csr-color-gray);
}

.csr-podium__title {
    font-size: 1.02rem;
    font-weight: 700;
    color: var(--csr-color-primary-dark);
    line-height: 1.4;
    overflow-wrap: break-word;   /* [FIX] títulos largos no desbordan */
}

.csr-podium__desc {
    font-size: 0.85rem;
    color: var(--csr-color-gray);
    line-height: 1.55;
    flex: 1;
}

/* Puntaje circular */
.csr-podium__score {
    width: 64px;
    height: 64px;
    border-radius: var(--csr-radius-full);
    background: linear-gradient(135deg, var(--csr-color-primary), var(--csr-color-primary-dark));
    color: var(--csr-color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--csr-font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    box-shadow: var(--csr-shadow-md);
    flex-shrink: 0;
}

.csr-podium__card--1 .csr-podium__score {
    background: linear-gradient(135deg, #f6c445, var(--csr-color-gold));
    color: var(--csr-color-dark);
    width: 74px;
    height: 74px;
    font-size: 1.7rem;
}

/* Insignias */
.csr-podium__badge {
    padding: 0.35rem 1.1rem;
    border-radius: var(--csr-radius-full);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.csr-podium__badge--1 { background-color: #fdf3d7; color: var(--csr-color-gold); border: 1px solid rgba(212, 160, 23, 0.4); }
.csr-podium__badge--2 { background-color: #eef1f4; color: var(--csr-color-silver); border: 1px solid rgba(138, 148, 158, 0.4); }
.csr-podium__badge--3 { background-color: #f7e9dd; color: var(--csr-color-bronze); border: 1px solid rgba(176, 106, 42, 0.4); }

/* ==========================================================================
   3. FICHAS DE PROYECTOS
   ========================================================================== */
.csr-proj {
    background-color: var(--csr-color-white);
    border-radius: var(--csr-radius-2xl);
    padding: 2rem;
    box-shadow: var(--csr-shadow-md);
    min-width: 0;
}

.csr-proj__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.csr-proj__rank {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.45rem 1.3rem;
    border-radius: var(--csr-radius-full);
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--csr-color-white);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.csr-proj__rank--1 { background: linear-gradient(135deg, #f6c445, var(--csr-color-gold)); color: var(--csr-color-dark); }
.csr-proj__rank--2 { background: linear-gradient(135deg, #b9c2cb, var(--csr-color-silver)); }
.csr-proj__rank--3 { background: linear-gradient(135deg, #d99257, var(--csr-color-bronze)); }
.csr-proj__rank--part { background: linear-gradient(135deg, var(--csr-color-primary), var(--csr-color-primary-dark)); }

.csr-proj__score {
    width: 58px;
    height: 58px;
    border-radius: var(--csr-radius-full);
    background-color: var(--csr-color-base);
    border: 3px solid var(--csr-color-primary);
    color: var(--csr-color-primary-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--csr-font-heading);
    font-size: 1.35rem;
    font-weight: 800;
    flex-shrink: 0;
}

.csr-proj__title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--csr-color-primary-dark);
    line-height: 1.45;
    margin-bottom: 1.3rem;
}

/* Metadatos */
.csr-proj__meta {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1.4rem;
}

.csr-proj__meta-item {
    display: flex;
    gap: 0.8rem;
    align-items: flex-start;
    background-color: var(--csr-color-base);
    border-radius: var(--csr-radius-xl);
    padding: 0.9rem 1.1rem;
    min-width: 0;
}

.csr-proj__meta-item--wide { grid-column: 1 / -1; }

.csr-proj__meta-item i { color: var(--csr-color-primary); font-size: 1.1rem; margin-top: 0.15rem; }

.csr-proj__meta-item strong {
    display: block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--csr-color-gray);
    margin-bottom: 0.2rem;
}

.csr-proj__meta-item span { font-size: 0.9rem; color: var(--csr-color-dark-soft); line-height: 1.55; }

/* Resumen */
.csr-proj__resumen {
    border-left: 5px solid var(--csr-color-tertiary);
    padding-left: 1.2rem;
    color: var(--csr-color-dark-soft);
    font-size: 0.95rem;
    line-height: 1.75;
    margin-bottom: 1.4rem;
}

/* Tecnologías */
.csr-proj__tech { display: flex; flex-wrap: wrap; gap: 0.6rem; margin: 1.2rem 0 1.5rem; }

.csr-proj__tech span {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    border: 2px solid var(--csr-color-primary-light);
    color: var(--csr-color-primary-dark);
    background-color: var(--csr-color-white);
    padding: 0.4rem 1rem;
    border-radius: var(--csr-radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    transition: all 0.25s ease;
}

.csr-proj__tech span:hover { background-color: var(--csr-color-primary-light); transform: translateY(-2px); }
.csr-proj__tech i { color: var(--csr-color-secondary); font-size: 0.8rem; }

/* Nota informativa */
.csr-proj__note {
    display: flex;
    gap: 0.7rem;
    align-items: flex-start;
    background-color: var(--csr-color-base);
    border-left: 4px solid var(--csr-color-primary);
    border-radius: var(--csr-radius-xl);
    padding: 1rem 1.2rem;
    margin-top: 1.4rem;
    font-size: 0.85rem;
    color: var(--csr-color-gray);
    line-height: 1.6;
}

.csr-proj__note i { color: var(--csr-color-primary); margin-top: 0.15rem; }

.csr-proj__actions { display: flex; gap: 0.8rem; flex-wrap: wrap; }

/* ==========================================================================
   4. ACTA OFICIAL
   ========================================================================== */
.csr-feria-cond {
    display: inline-block;
    padding: 0.25rem 0.9rem;
    border-radius: var(--csr-radius-full);
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.csr-feria-cond--win {
    background-color: #fdf3d7;
    color: var(--csr-color-gold);
    border: 1px solid rgba(212, 160, 23, 0.4);
}

.csr-feria-firma {
    text-align: center;
    margin-top: 2.5rem;
    padding-top: 1.8rem;
    border-top: 2px solid var(--csr-color-lighter);
}

.csr-feria-firma__name { font-family: var(--csr-font-heading); font-weight: 700; font-size: 1.05rem; color: var(--csr-color-primary-dark); }
.csr-feria-firma__role { font-size: 0.88rem; color: var(--csr-color-secondary); font-weight: 600; margin-top: 0.2rem; }
.csr-feria-firma__date { font-size: 0.8rem; color: var(--csr-color-gray); margin-top: 0.4rem; }

/* ==========================================================================
   5. RESPONSIVE (incluido aquí para que nunca falte)
   ========================================================================== */

/* Escritorio: 1° al centro y elevado */
@media (min-width: 993px) {
    .csr-podium__card--2 { order: 1; }
    .csr-podium__card--1 { order: 2; transform: translateY(-14px); }
    .csr-podium__card--3 { order: 3; }
    .csr-podium__card--1:hover { transform: translateY(-22px); }
}

@media (max-width: 992px) {
    .csr-podium { grid-template-columns: 1fr; max-width: 460px; margin: 0 auto; padding-top: 0; }
    .csr-proj__meta { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
    .csr-section { padding: 3rem 0; }
    .csr-section__header { margin-bottom: 2rem; }
    .csr-section__title { font-size: 1.6rem; }

    .csr-feria-hero { padding: 3.5rem 0 3rem; }

    .csr-malla-tabs { gap: 0.4rem; }
    .csr-malla-tab { padding: 0.5rem 1rem; font-size: 0.82rem; }

    .csr-proj { padding: 1.4rem; }
    .csr-proj__title { font-size: 1.1rem; }
    .csr-proj__actions .csr-btn { width: 100%; }
}


/* ==========================================================================
   RESPONSIVE — FERIA IINTECA 2026 (csr-feria / csr-podium / csr-proj)
   ========================================================================== */

/* ---------- Escritorio: podio con el 1° al centro y elevado ---------- */
@media (min-width: 993px) {
    .csr-podium__card--2 { order: 1; }
    .csr-podium__card--1 { order: 2; transform: translateY(-14px); }
    .csr-podium__card--3 { order: 3; }
    .csr-podium__card--1:hover { transform: translateY(-22px); }
}

/* ---------- Tablet (max-width: 992px) ---------- */
@media (max-width: 992px) {
    .csr-podium { grid-template-columns: 1fr; max-width: 460px; margin: 0 auto; }
    .csr-proj__meta { grid-template-columns: 1fr; }
}

/* ---------- Móvil (max-width: 640px) ---------- */
@media (max-width: 640px) {
    .csr-feria-hero { padding: 3.5rem 0 3rem; }
    .csr-proj { padding: 1.4rem; }
    .csr-proj__title { font-size: 1.1rem; }
    .csr-proj__head { flex-direction: row; align-items: center; }
    .csr-proj__actions .csr-btn { width: 100%; }
}