/* ============================================
   GPB — Grupo Petroquímico Beta
   Vista (View) — Estilos CSS
   ============================================ */

/* ─── RESET & VARIABLES ─── */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    /* Colores institucionales GPB
       Verde Pantone 3435 C · Azul Pantone 286 C · Rojo Pantone 180 C */
    --navy-900: #023020;
    --navy-800: #024731;
    --navy-700: #006845;
    --navy-600: #00875A;
    --blue: #0033A0;
    --blue-light: #2563C4;
    --blue-pale: #E8EFF8;
    --gold: #C1440E;
    --gold-light: #D4651E;
    --gold-pale: #FDF3EC;
    --green: #006845;
    --green-light: #4CAF7D;
    --green-pale: #E8F5EE;
    --white: #FFFFFF;
    --cream: #FAFCFA;
    --gray-50: #F5F7F6;
    --gray-100: #EDF0EE;
    --gray-200: #D8DFE0;
    --gray-300: #B8C4C0;
    --gray-400: #8A9B96;
    --gray-500: #6B7D78;
    --gray-600: #4A5B56;
    --gray-700: #344048;
    --gray-800: #1E2A28;
    --font-display: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);
    --radius: 6px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--white);
    color: var(--gray-800);
    overflow-x: hidden;
    line-height: 1.6;
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

/* ─── NAVBAR ─── */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 5%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-100);
    transition: all .3s ease;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.nav-logo-img {
    height: 48px;
    width: auto;
    display: block;
}

.nav-logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1;
}

.nav-logo-text span:first-child {
    font-family: var(--font-display);
    font-size: 15px;
    font-weight: 600;
    color: var(--navy-900);
    letter-spacing: .01em;
}

.nav-logo-text span:last-child {
    font-size: 10px;
    font-weight: 500;
    color: var(--gold);
    letter-spacing: .1em;
    text-transform: uppercase;
    margin-top: 2px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.nav-links a {
    font-size: 13px;
    font-weight: 500;
    letter-spacing: .04em;
    text-transform: uppercase;
    color: var(--gray-500);
    transition: color .3s;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--blue);
    transition: width .3s;
}

.nav-links a:hover {
    color: var(--navy-900);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-cta {
    padding: 10px 24px !important;
    background: var(--blue) !important;
    border-radius: var(--radius) !important;
    color: var(--white) !important;
    font-weight: 600 !important;
    transition: all .3s !important;
    box-shadow: var(--shadow-sm);
}

.nav-cta:hover {
    background: var(--navy-800) !important;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.nav-cta::after {
    display: none !important;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--navy-900);
    border-radius: 2px;
    transition: all .3s;
}

/* ─── HERO ─── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 5% 80px;
    background: linear-gradient(165deg, var(--cream) 0%, var(--white) 40%, var(--blue-pale) 100%);
    overflow: hidden;
}

.hero-bg-photo {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.hero-bg-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: blur(4px) brightness(0.9);
    transform: scale(1.05);
    /* Avoid white edges from blur */
}

.hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 2;
    background: linear-gradient(90deg,
            rgba(250, 252, 250, 0.95) 0%,
            rgba(250, 252, 250, 0.8) 40%,
            rgba(250, 252, 250, 0.2) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 680px;
}

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 24px;
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: var(--blue);
    opacity: 0;
    animation: fadeUp .8s .2s forwards;
}

.hero-eyebrow::before {
    content: '';
    display: block;
    width: 32px;
    height: 2px;
    background: var(--gold);
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.8rem, 5.5vw, 4.8rem);
    font-weight: 700;
    line-height: 1.1;
    color: var(--navy-900);
    margin-bottom: 12px;
    opacity: 0;
    animation: fadeUp .9s .4s forwards;
}

.hero-title em {
    font-style: italic;
    color: var(--blue);
}

.hero-subtitle {
    font-family: var(--font-display);
    font-size: clamp(1.3rem, 2.2vw, 1.7rem);
    font-weight: 400;
    color: var(--gray-500);
    margin-bottom: 28px;
    opacity: 0;
    animation: fadeUp .9s .55s forwards;
}

.hero-description {
    font-size: 16px;
    font-weight: 400;
    line-height: 1.8;
    color: var(--gray-600);
    max-width: 540px;
    margin-bottom: 40px;
    opacity: 0;
    animation: fadeUp .9s .7s forwards;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeUp .9s .85s forwards;
}

/* ─── BUTTONS ─── */
.btn-primary {
    padding: 14px 32px;
    background: var(--blue);
    border: none;
    border-radius: var(--radius);
    color: var(--white);
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: .04em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all .3s;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: var(--navy-800);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    padding: 14px 32px;
    background: transparent;
    border: 2px solid var(--navy-800);
    border-radius: var(--radius);
    color: var(--navy-900);
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: .04em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all .3s;
}

.btn-outline:hover {
    background: var(--navy-900);
    color: var(--white);
}

.btn-outline-white {
    padding: 14px 32px;
    background: transparent;
    border: 2px solid var(--white);
    border-radius: var(--radius);
    color: var(--white);
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: .04em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all .3s;
}

.btn-outline-white:hover {
    background: var(--white);
    color: var(--navy-900);
}

.btn-planta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 18px 42px;
    background: transparent;
    border: 4px solid var(--navy-900);
    border-radius: 0;
    /* Rectangular as per concept */
    color: var(--navy-900);
    font-family: var(--font-body);
    font-size: 15px;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all .3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: none;
}

.btn-planta:hover {
    background: var(--navy-900);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Version for dark backgrounds */
.btn-planta-white {
    border-color: var(--white);
    color: var(--white);
}

.btn-planta-white:hover {
    background: var(--white);
    color: var(--navy-900);
}

/* ─── HERO STATS ─── */
.hero-stats {
    position: absolute;
    bottom: 60px;
    right: 5%;
    display: flex;
    gap: 48px;
    z-index: 2;
    opacity: 0;
    animation: fadeUp 1s 1.1s forwards;
}

.hero-stat {
    text-align: right;
}

.hero-stat-number {
    font-family: var(--font-display);
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--navy-900);
    line-height: 1;
    display: block;
}

.hero-stat-number span {
    color: var(--gold);
}

.hero-stat-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--gray-400);
    display: block;
    margin-top: 6px;
}

/* ─── TICKER ─── */
.ticker {
    background: var(--navy-900);
    padding: 16px 0;
    overflow: hidden;
    white-space: nowrap;
}

.ticker-inner {
    display: inline-flex;
    gap: 48px;
    animation: ticker 30s linear infinite;
}

.ticker-item {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    font-size: 12px;
    font-weight: 500;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, .7);
}

.ticker-item::before {
    content: '◆';
    color: var(--gold);
    font-size: 7px;
}

/* ─── SECTIONS (common) ─── */
section {
    padding: 100px 5%;
}

.section-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: var(--blue);
    margin-bottom: 16px;
}

.section-eyebrow::before {
    content: '';
    display: block;
    width: 24px;
    height: 2px;
    background: var(--gold);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3.2vw, 2.8rem);
    font-weight: 600;
    line-height: 1.2;
    color: var(--navy-900);
    margin-bottom: 16px;
}

.section-body {
    font-size: 16px;
    font-weight: 400;
    line-height: 1.8;
    color: var(--gray-500);
    max-width: 560px;
    margin: 0 auto;
    /* Añadido para centrar cuando hay max-width */
}

.markets-radar-container {
    aspect-ratio: 1/1;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 40px;
}

#radar-chart {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 10px 20px rgba(11, 29, 51, 0.05));
}

#radar-polygon {
    fill: rgba(29, 93, 160, 0.15);
    stroke: var(--blue);
    stroke-width: 2.5;
    stroke-linejoin: round;
    transition: all 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.radar-vertex {
    fill: var(--gold);
    stroke: var(--white);
    stroke-width: 2;
    transition: all 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.radar-axis {
    stroke: var(--gray-200);
    stroke-width: 1;
    stroke-dasharray: 4 4;
    opacity: 0.5;
}

.radar-grid-line {
    stroke: var(--gray-100);
    stroke-width: 0.8;
    fill: none;
    transition: all 0.3s ease;
}

.radar-grid-line:hover {
    stroke: var(--gray-200);
    stroke-width: 1.2;
}

.radar-label {
    font-family: var(--font-display);
    font-size: 11px;
    font-weight: 600;
    fill: var(--navy-800);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    opacity: 0.8;
}

/* ─── PRODUCTOS ─── */
.products {
    background: var(--gray-50);
}

.products-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 56px;
    flex-wrap: wrap;
    gap: 24px;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.product-card {
    position: relative;
    padding: 40px 36px;
    background: var(--white);
    border-radius: var(--radius);
    border: 1px solid var(--gray-100);
    overflow: hidden;
    cursor: pointer;
    transition: all .35s ease;
    box-shadow: var(--shadow-sm);
}

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--blue-pale);
}

.product-card:active {
    transform: translateY(-2px) scale(0.98);
    transition: all .1s ease;
}

.product-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--blue), var(--gold));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .4s;
}

.product-card:hover::after {
    transform: scaleX(1);
}

.product-number {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: .15em;
    color: var(--blue);
    margin-bottom: 20px;
    display: block;
}

.product-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 24px;
    opacity: .85;
    transition: transform .3s ease;
}

.product-card:active .product-icon {
    transform: scale(1.1) translateY(-4px);
    opacity: 1;
}

.product-name {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--navy-900);
    margin-bottom: 12px;
}

.product-desc {
    font-size: 14px;
    font-weight: 400;
    line-height: 1.7;
    color: var(--gray-500);
    margin-bottom: 24px;
}

.product-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.product-tag {
    padding: 4px 12px;
    background: var(--blue-pale);
    border: 1px solid rgba(0, 104, 69, .12);
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: .03em;
    color: var(--blue);
}

.product-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 28px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--blue);
    transition: gap .3s;
}

.product-link:hover {
    gap: 14px;
}

.product-card.featured {
    grid-row: span 2;
    background: linear-gradient(160deg, var(--navy-900), var(--navy-800));
    color: var(--white);
    border: none;
}

.product-card.featured .product-name {
    color: var(--white);
}

.product-card.featured .product-desc {
    color: var(--gray-300);
}

.product-card.featured .product-number {
    color: var(--gold-light);
}

.product-card.featured .product-tag {
    background: rgba(255, 255, 255, .1);
    border-color: rgba(255, 255, 255, .15);
    color: rgba(255, 255, 255, .85);
}

.product-card.featured .product-link {
    color: var(--gold-light);
}

/* ─── MERCADOS ─── */
.markets {
    background: var(--white);
}

.markets-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.markets-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-top: 40px;
}

.market-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 24px;
    background: var(--gray-50);
    border-radius: var(--radius);
    border-left: 3px solid transparent;
    cursor: pointer;
    transition: all .3s;
}

.market-item:hover,
.market-item.active {
    background: var(--blue-pale);
    border-left-color: var(--blue);
}

.market-item:active {
    transform: scale(0.97) translateX(2px);
    transition: all .1s ease;
}

.market-item-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.market-icon {
    width: 40px;
    height: 40px;
    background: var(--white);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    box-shadow: var(--shadow-sm);
    transition: transform .3s ease;
}

.market-item:active .market-icon {
    transform: scale(1.1);
}

.market-name {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    color: var(--navy-900);
}

.market-arrow {
    color: var(--gray-300);
    font-size: 18px;
    transition: all .3s;
}

.market-item:hover .market-arrow,
.market-item.active .market-arrow {
    color: var(--blue);
    transform: translateX(4px);
}

.markets-visual {
    position: relative;
}

.markets-image-placeholder {
    aspect-ratio: 4/5;
    background: linear-gradient(160deg, var(--gray-50), var(--blue-pale));
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--gray-100);
    overflow: hidden;
    position: relative;
}

.markets-image-placeholder::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 30%, rgba(0, 104, 69, .08), transparent 60%);
}

/* ─── NOSOTROS ─── */
.about {
    background: var(--cream);
    position: relative;
    overflow: hidden;
}

.about::before {
    content: '';
    position: absolute;
    top: -80px;
    right: -80px;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 104, 69, .06), transparent 60%);
}

.about-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
    position: relative;
    z-index: 1;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 40px;
}

.about-feature {
    padding: 28px 24px;
    background: var(--white);
    border-radius: var(--radius);
    border: 1px solid var(--gray-100);
    border-top: 3px solid transparent;
    transition: all .3s;
    box-shadow: var(--shadow-sm);
}

.about-feature:hover {
    border-top-color: var(--blue);
    box-shadow: var(--shadow-md);
}

.about-feature-icon {
    font-size: 28px;
    margin-bottom: 14px;
}

.about-feature-title {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    color: var(--navy-900);
    margin-bottom: 6px;
}

.about-feature-text {
    font-size: 13px;
    font-weight: 400;
    line-height: 1.6;
    color: var(--gray-500);
}

.about-image-col {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.about-photo-gallery {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 12px;
    height: 480px;
}

.about-photo-main {
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-photo-side {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.about-photo-main img,
.about-photo-side img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.about-photo-side img {
    height: calc(50% - 6px);
    border-radius: var(--radius);
}

.about-photo-main:hover img,
.about-photo-side img:hover {
    transform: scale(1.05);
}

.about-certifications {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.cert-badge {
    padding: 20px 16px;
    background: var(--white);
    text-align: center;
    border-radius: var(--radius);
    border: 1px solid var(--gray-100);
    box-shadow: var(--shadow-sm);
    transition: all .3s;
}

.cert-badge:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--gold-pale);
}

.cert-badge-icon {
    font-size: 24px;
    display: block;
    margin-bottom: 8px;
}

.cert-badge-text {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--gray-600);
}

/* ─── CIDIT ─── */
.cidit {
    background: var(--white);
}

.cidit-banner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    border: 1px solid var(--gray-100);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.cidit-content {
    padding: 56px 48px;
    background: var(--white);
}

.cidit-photo-gallery {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 12px;
    width: 100%;
    height: 380px;
}

.cidit-photo-main {
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.cidit-photo-side {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.cidit-photo-main img,
.cidit-photo-side img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.cidit-photo-side img {
    height: calc(70% - 6px);
    border-radius: var(--radius);
}

.cidit-photo-info {
    height: calc(30% - 6px);
    background: var(--blue);
    color: var(--white);
    border-radius: var(--radius);
    padding: 15px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.cidit-photo-info span:first-child {
    font-family: var(--font-mono);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--gold-light);
}

.cidit-photo-info span:last-child {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 600;
}

.cidit-photo-main:hover img,
.cidit-photo-side img:hover {
    transform: scale(1.05);
}

/* ─── CONTACTO ─── */
.contact {
    background: var(--gray-50);
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 80px;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 36px;
}

.contact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-item-icon {
    width: 44px;
    height: 44px;
    background: var(--blue-pale);
    border: 1px solid rgba(0, 104, 69, .12);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.contact-item-label {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--blue);
    display: block;
    margin-bottom: 6px;
}

.contact-item-value {
    font-size: 15px;
    font-weight: 400;
    color: var(--gray-700);
    line-height: 1.5;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius);
    border: 1px solid var(--gray-100);
    box-shadow: var(--shadow-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-label {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--gray-600);
}

.form-input,
.form-select,
.form-textarea {
    padding: 12px 16px;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    color: var(--gray-800);
    font-family: var(--font-body);
    font-size: 14px;
    transition: all .3s;
    outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--blue);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(0, 51, 160, .1);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--gray-400);
}

.form-select {
    appearance: none;
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236B7D94' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
}

.form-select option {
    background: var(--white);
}

.form-textarea {
    resize: vertical;
    min-height: 110px;
}

.form-submit {
    padding: 14px 36px;
    background: var(--blue);
    border: none;
    border-radius: var(--radius);
    color: var(--white);
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all .3s;
    align-self: flex-start;
}

.form-submit:hover {
    background: var(--navy-800);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ─── FOOTER ─── */
footer {
    background: var(--navy-900);
    color: var(--white);
    padding: 60px 5% 36px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand-logo {
    display: inline-flex;
    align-items: center;
    background: var(--white);
    padding: 12px 20px;
    border-radius: var(--radius);
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
}

.footer-logo {
    height: 38px;
    width: auto;
}

.footer-brand-desc {
    font-size: 13px;
    font-weight: 300;
    line-height: 1.8;
    color: var(--gray-400);
    max-width: 320px;
    margin-top: 16px;
}

.footer-col-title {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 18px;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    font-size: 13px;
    font-weight: 400;
    color: var(--gray-400);
    transition: color .3s;
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 28px;
    border-top: 1px solid rgba(255, 255, 255, .08);
    flex-wrap: wrap;
    gap: 16px;
}

.footer-copy {
    font-size: 12px;
    font-weight: 300;
    color: var(--gray-400);
}

.footer-copy span {
    color: var(--gold);
}

.footer-legal {
    display: flex;
    gap: 24px;
}

.footer-legal a {
    font-size: 12px;
    font-weight: 300;
    color: var(--gray-400);
    transition: color .3s;
}

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

/* ─── ANIMATIONS ─── */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes ticker {
    from {
        transform: translateX(0);
    }

    to {
        transform: translateX(-50%);
    }
}

/* ─── MOBILE MENU ─── */
.mobile-menu {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 99;
    background: var(--white);
    padding: 100px 5% 40px;
    flex-direction: column;
    gap: 4px;
    overflow-y: auto;
}

.mobile-menu.open {
    display: flex;
}

.mobile-menu a {
    padding: 18px 0;
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 500;
    color: var(--navy-900);
    border-bottom: 1px solid var(--gray-100);
    transition: color .3s;
}

.mobile-menu a:hover {
    color: var(--blue);
}

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
    .products-grid {
        grid-template-columns: 1fr 1fr;
    }

    .product-card.featured {
        grid-row: span 1;
    }

    .markets-layout,
    .about-layout,
    .contact-layout {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .cidit-banner {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    section {
        padding: 72px 5%;
    }

    .hero {
        padding: 100px 5% 120px;
    }

    .hero-stats {
        position: static;
        margin-top: 40px;
        flex-direction: row;
        justify-content: flex-start;
    }

    .hero-stat {
        text-align: left;
    }

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

    .about-features {
        grid-template-columns: 1fr;
    }

    .about-certifications {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.2rem;
    }

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .btn-primary,
    .btn-outline {
        text-align: center;
    }

    .hero-stats {
        gap: 32px;
    }
}

/* ─── CATALOG TABS ─── */
.products-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 12px 28px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 30px;
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-500);
    cursor: pointer;
    transition: all .3s ease;
    text-transform: uppercase;
    letter-spacing: .05em;
}

.tab-btn:hover {
    border-color: var(--blue);
    color: var(--blue);
}

.tab-btn.active {
    background: var(--blue);
    border-color: var(--blue);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

/* ─── DYNAMIC PRODUCT GRID ─── */
#dynamic-products-grid {
    transition: opacity .4s ease;
}

.product-card-details {
    padding: 24px 0;
    border-top: 1px solid var(--gray-100);
    margin-top: 24px;
}

.product-items-title {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 12px;
    letter-spacing: .1em;
}

.product-items-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.product-item-bullet {
    font-size: 13px;
    color: var(--gray-600);
    display: flex;
    align-items: center;
    gap: 10px;
}

.product-item-bullet::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--blue-light);
    border-radius: 50%;
    opacity: .6;
}

/* ─── CERTIFICACIONES ─── */
.certifications {
    background: var(--gray-50);
    padding: 100px 5%;
}

/* Galería de Logos */
.certifications-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 80px;
    margin-bottom: 100px;
    padding: 0 5%;
}

.cert-logo-item {
    width: 180px;
    display: flex;
    justify-content: center;
    align-items: center;
    filter: grayscale(1);
    opacity: .6;
    transition: all .4s ease;
}

.cert-logo-item:hover {
    filter: grayscale(0);
    opacity: 1;
    transform: translateY(-5px);
}

.cert-logo-img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: contain;
}

/* Cuadros de Grados (Emoji-free) */
.certifications-grados {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.cert-grado-box {
    background: var(--white);
    padding: 36px 30px;
    border-radius: var(--radius);
    border: 1px solid var(--gray-100);
    transition: all .4s cubic-bezier(0.165, 0.84, 0.44, 1);
    position: relative;
    border-top: 4px solid var(--blue);
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.cert-grado-box:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--blue-pale);
}

.cert-grado-box.implementing {
    border-top-color: var(--gold);
}

.cert-grado-title {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--navy-900);
    margin-bottom: 10px;
}

.cert-grado-desc {
    font-size: 14px;
    line-height: 1.6;
    color: var(--gray-500);
}

.certifications-note {
    text-align: center;
    font-size: 14px;
    color: var(--gray-400);
    font-style: italic;
    margin-top: 40px;
}

.certifications-note a {
    color: var(--blue);
    font-weight: 600;
}

/* ─── CIDIT ANIMATIONS ─── */
#cidit-svg {
    filter: drop-shadow(0 0 20px rgba(212, 176, 92, 0.1));
}

#svg-hex-outer {
    animation: hexRotate 20s linear infinite;
    transform-origin: center;
}

#svg-hex-inner {
    animation: hexRotate 15s linear infinite reverse;
    transform-origin: center;
}

#svg-hex-core {
    animation: pulseCore 4s ease-in-out infinite;
    transform-origin: center;
}

.svg-orbit-dot {
    animation: orbitDot 10s linear infinite;
    transform-origin: center;
}

@keyframes hexRotate {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

@keyframes pulseCore {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.2;
    }

    50% {
        transform: scale(1.05);
        opacity: 0.4;
    }
}

@keyframes orbitDot {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

/* ─── STRATEGIC LOCATION ─── */
.planta-location {
    background: var(--navy-900);
    padding: 100px 5%;
    color: var(--white);
    overflow: hidden;
    position: relative;
}

.location-layout {
    display: grid;
    grid-template-columns: 1.8fr 1fr;
    gap: 40px;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

.location-visual {
    position: relative;
    height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.map-wrapper {
    width: 100%;
    height: 100%;
    position: relative;
}

.mexico-map-svg {
    width: 100%;
    height: 100%;
    max-height: none;
    filter: drop-shadow(0 20px 50px rgba(0, 0, 0, 0.5));
    display: block;
}

.map-path {
    fill: rgba(255, 255, 255, 0.04);
    stroke: rgba(255, 255, 255, 0.15);
    stroke-width: 0.5;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: default;
}

.map-path:hover {
    fill: rgba(255, 255, 255, 0.1);
    stroke: rgba(255, 255, 255, 0.3);
}

.map-path.highlight {
    fill: var(--gold);
    stroke: var(--gold);
    filter: drop-shadow(0 0 15px rgba(193, 68, 14, 0.6));
    opacity: 0.9;
}

.location-dot-pulse {
    animation: dotPulse 2s infinite;
}

@keyframes dotPulse {
    0% {
        r: 3;
        opacity: 1;
    }

    50% {
        r: 6;
        opacity: 0.7;
    }

    100% {
        r: 3;
        opacity: 1;
    }
}

.magnifier-container {
    position: absolute;
    /* Veracruz/Tabasco border: ~64% from left, ~67% from top in the SVG */
    left: 52%;
    top: 56%;
    transform: translate(-50%, -50%);
    width: 220px;
    height: 220px;
    z-index: 20;
    pointer-events: none;
    animation: floatMagnifier 6s ease-in-out infinite;
}

.magnifier-circle {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 3px solid rgba(255, 255, 255, 0.8);
    background-size: cover;
    background-position: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.7),
        inset 0 0 40px rgba(0, 0, 0, 0.4);
    position: relative;
    overflow: hidden;
    background-color: var(--navy-800);
}

.magnifier-handle {
    position: absolute;
    bottom: -10px;
    right: -10px;
    width: 70px;
    height: 12px;
    background: linear-gradient(to bottom, #444, #222);
    transform: rotate(45deg);
    border-radius: 6px;
    box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.magnifier-label {
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gold);
    color: var(--white);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    white-space: nowrap;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

@keyframes floatMagnifier {

    0%,
    100% {
        transform: translate(0, 0) rotate(0deg);
    }

    33% {
        transform: translate(10px, -20px) rotate(2deg);
    }

    66% {
        transform: translate(-5px, -10px) rotate(-1deg);
    }
}

.location-info {
    z-index: 2;
}

.location-detail-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius);
    padding: 32px;
    backdrop-filter: blur(10px);
}

.location-text-row {
    display: flex;
    gap: 20px;
    margin-bottom: 24px;
}

.location-dot {
    width: 8px;
    height: 8px;
    background: var(--gold);
    border-radius: 50%;
    margin-top: 8px;
    flex-shrink: 0;
}

.location-text {
    font-size: 1.1rem;
    line-height: 1.6;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-15px);
    }
}

@media (max-width: 900px) {
    .location-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .location-visual {
        height: 420px;
    }

    .magnifier-container {
        width: 160px;
        height: 160px;
    }
}

/* ─── PDF VIEWER ─── */
.pdf-viewer-section {
    background: var(--white);
    padding: 100px 5%;
    border-top: 1px solid var(--gray-100);
}

.pdf-header {
    text-align: center;
    margin-bottom: 56px;
}

.pdf-container {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    height: 800px;
    overflow: hidden;
    position: relative;
    box-shadow: var(--shadow-lg);
}

.pdf-container iframe {
    width: 100%;
    height: 100%;
    border: none;
}

.pdf-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-top: 32px;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 768px) {
    .pdf-container {
        height: 500px;
    }

    .tab-btn {
        padding: 10px 20px;
        font-size: 11px;
    }
}