/* =======================================================
   ILUMINACIONES DEL TEQUENDAMA S.A.S - ITESA
   Diseño Exclusivo: Cobalt Electric & Neon Cyber-Glass
   ======================================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Space+Grotesk:wght@500;600;700&display=swap');

:root {
    /* Paleta Cyber-Glass ITESA */
    --primary: #2563EB;          /* Azul Cobalto Eléctrico */
    --primary-glow: #3B82F6;
    --accent: #06B6D4;           /* Cian Neón */
    --accent-light: #38BDF8;
    --accent-glow: rgba(6, 182, 212, 0.35);
    --gold: #F59E0B;
    
    --bg-dark: #0B0F19;          /* Noche Profunda Cyber */
    --bg-card: #111827;          /* Superficie Oscura */
    --bg-card-hover: #1F2937;
    --text-light: #F3F4F6;
    --text-muted: #9CA3AF;
    
    --bg-page: #F8FAFC;          /* Modo Claro Superficie */
    --surface-white: #FFFFFF;
    --text-dark: #0F172A;
    --text-body: #334155;
    --border-light: #E2E8F0;
    --border-glow: rgba(37, 99, 235, 0.25);
    
    --shadow-sm: 0 4px 10px rgba(11, 15, 25, 0.05);
    --shadow-md: 0 12px 28px rgba(37, 99, 235, 0.12);
    --shadow-lg: 0 20px 45px rgba(11, 15, 25, 0.15);
    --shadow-neon: 0 0 25px rgba(6, 182, 212, 0.3);
    
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 32px;
    
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-body);
    background-color: var(--bg-page);
    line-height: 1.65;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Space Grotesk', sans-serif;
    color: var(--text-dark);
    font-weight: 700;
    letter-spacing: -0.5px;
}

a {
    text-decoration: none;
    color: var(--primary);
    transition: var(--transition);
}

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

/* === LOADER === */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-dark);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader__spinner {
    width: 55px;
    height: 55px;
    border: 3px solid rgba(6, 182, 212, 0.15);
    border-top: 3px solid var(--accent);
    border-right: 3px solid var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    box-shadow: var(--shadow-neon);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* === NAVBAR === */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 2px solid rgba(37, 99, 235, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.85rem 5%;
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    padding: 0.6rem 5%;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 10px 30px rgba(11, 15, 25, 0.08);
}

.navbar__logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.navbar__logo img {
    height: 46px;
    object-fit: contain;
    border-radius: 6px;
    transition: var(--transition);
}

.navbar__menu {
    display: flex;
    list-style: none;
    gap: 1.8rem;
    align-items: center;
}

.navbar__link {
    color: var(--text-dark);
    font-weight: 600;
    font-size: 0.92rem;
    position: relative;
    padding: 0.4rem 0.6rem;
    border-radius: var(--radius-sm);
}

.navbar__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    transition: var(--transition);
}

.navbar__link:hover,
.navbar__link.active {
    color: var(--primary);
}

.navbar__link:hover::after,
.navbar__link.active::after {
    width: 80%;
}

.navbar__dropdown {
    position: relative;
}

.navbar__dropdown-content {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--surface-white);
    min-width: 230px;
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-md);
    padding: 0.6rem 0;
    border: 1px solid var(--border-light);
    z-index: 100;
    animation: fadeIn 0.25s ease;
}

.navbar__dropdown:hover .navbar__dropdown-content {
    display: block;
}

.navbar__dropdown-content a {
    display: block;
    padding: 0.7rem 1.2rem;
    color: var(--text-dark);
    font-size: 0.88rem;
    font-weight: 500;
    transition: var(--transition);
}

.navbar__dropdown-content a:hover {
    background: rgba(37, 99, 235, 0.06);
    color: var(--primary);
    padding-left: 1.4rem;
}

.navbar__hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}

.navbar__hamburger span {
    display: block;
    width: 25px;
    height: 2.5px;
    background: var(--text-dark);
    border-radius: 2px;
    transition: var(--transition);
}

/* === HERO SECTION (HIGH TECH PORTAL) === */
.hero {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0A0E1A 0%, #0F172A 50%, #1E1B4B 100%);
    color: var(--text-light);
    text-align: center;
    padding: 8rem 1.5rem 6rem;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 15%;
    left: 50%;
    transform: translateX(-50%);
    width: 700px;
    height: 350px;
    background: radial-gradient(ellipse, rgba(6, 182, 212, 0.22) 0%, rgba(37, 99, 235, 0.15) 50%, transparent 75%);
    filter: blur(50px);
    pointer-events: none;
}

.hero__content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    margin: 0 auto;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(6, 182, 212, 0.12);
    border: 1px solid rgba(6, 182, 212, 0.35);
    color: var(--accent-light);
    padding: 0.45rem 1.2rem;
    border-radius: var(--radius-xl);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}

.hero__title {
    font-size: 3.8rem;
    line-height: 1.1;
    margin-bottom: 1.4rem;
    color: #FFFFFF;
    letter-spacing: -1px;
}

.hero__title span {
    background: linear-gradient(135deg, #38BDF8 0%, #06B6D4 50%, #60A5FA 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 35px rgba(6, 182, 212, 0.3));
}

.hero__subtitle {
    font-size: 1.2rem;
    color: #E2E8F0;
    margin-bottom: 2.8rem;
    font-weight: 300;
    max-width: 760px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

.hero__actions {
    display: flex;
    justify-content: center;
    gap: 1.2rem;
    flex-wrap: wrap;
    margin-bottom: 3.5rem;
}

.hero__btn-main {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: linear-gradient(135deg, #2563EB 0%, #06B6D4 100%);
    color: #FFFFFF;
    padding: 1.05rem 2.4rem;
    border-radius: var(--radius-xl);
    font-weight: 700;
    font-size: 1rem;
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.35);
    transition: var(--transition);
}

.hero__btn-main:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 15px 40px rgba(6, 182, 212, 0.45);
    color: #FFFFFF;
}

.hero__btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #FFFFFF;
    padding: 1.05rem 2.2rem;
    border-radius: var(--radius-xl);
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
}

.hero__btn-outline:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-3px);
    color: #FFFFFF;
}

/* Floating KPI Metric Strip */
.kpi-strip {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.2rem;
    max-width: 900px;
    margin: 0 auto;
}

.kpi-item {
    background: rgba(17, 24, 39, 0.7);
    border: 1px solid rgba(6, 182, 212, 0.2);
    backdrop-filter: blur(12px);
    border-radius: var(--radius-md);
    padding: 1.2rem 1rem;
    transition: var(--transition);
}

.kpi-item:hover {
    border-color: var(--accent);
    transform: translateY(-3px);
}

.kpi-item__icon {
    font-size: 1.4rem;
    margin-bottom: 0.4rem;
}

.kpi-item__title {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    color: var(--accent-light);
    font-size: 1.1rem;
}

.kpi-item__desc {
    color: #9CA3AF;
    font-size: 0.8rem;
    margin-top: 0.2rem;
}

/* === SECTIONS GENERAL === */
.section {
    padding: 6.5rem 5%;
}

.section__header {
    text-align: center;
    max-width: 750px;
    margin: 0 auto 3.8rem;
}

.section__title {
    font-size: 2.6rem;
    color: var(--text-dark);
    margin-bottom: 0.8rem;
    letter-spacing: -0.5px;
}

.section__subtitle {
    color: var(--text-muted);
    font-size: 1.05rem;
}

.section__divider {
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    margin: 1.2rem auto 0;
    border-radius: 4px;
}

/* === STREAM CARDS (NOSOTROS) === */
.stream-grid {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.stream-card {
    background: var(--surface-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 2.8rem 3rem;
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 2.5rem;
    align-items: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stream-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 6px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary), var(--accent));
}

.stream-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-glow);
}

.stream-card__number {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-align: center;
}

.stream-card__content h3 {
    font-size: 1.5rem;
    color: var(--text-dark);
    margin-bottom: 0.8rem;
}

.stream-card__content p {
    color: var(--text-body);
    font-size: 1rem;
    line-height: 1.75;
}

/* === EXPANSION Y MANTENIMIENTO (SHOWCASE) === */
.gallery-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 2.4rem;
    max-width: 1100px;
    margin: 0 auto;
}

.gallery-card {
    background: var(--surface-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.gallery-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(37, 99, 235, 0.15);
    border-color: var(--primary);
}

.gallery-card__img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: var(--transition);
}

.gallery-card:hover .gallery-card__img {
    transform: scale(1.06);
}

.gallery-card__info {
    padding: 2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.gallery-card__title {
    font-size: 1.4rem;
    color: var(--text-dark);
    margin-bottom: 0.6rem;
}

.gallery-card__count {
    display: inline-block;
    background: rgba(37, 99, 235, 0.08);
    color: var(--primary);
    font-size: 0.85rem;
    font-weight: 700;
    padding: 0.4rem 1rem;
    border-radius: var(--radius-xl);
    margin-top: 0.6rem;
    width: fit-content;
}

.gallery-card__arrow {
    padding: 1.1rem 2rem;
    background: #F8FAFC;
    color: var(--primary);
    font-weight: 700;
    text-align: right;
    border-top: 1px solid var(--border-light);
    transition: var(--transition);
}

.gallery-card:hover .gallery-card__arrow {
    background: linear-gradient(90deg, var(--primary), var(--accent));
    color: #FFFFFF;
    padding-right: 2.5rem;
}

/* Detail Section */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.5rem;
    max-width: 1100px;
    margin: 2rem auto;
}

.gallery-item {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    position: relative;
    height: 210px;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.gallery-item:hover img {
    transform: scale(1.08);
}

/* === MARCO REGULATORIO === */
.norm-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2.2rem;
    max-width: 1100px;
    margin: 0 auto;
}

.norm-card {
    background: var(--surface-white);
    border-radius: var(--radius-lg);
    padding: 2.4rem 1.8rem;
    text-align: center;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
}

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

.norm-card__icon img {
    max-height: 115px;
    max-width: 100%;
    object-fit: contain;
    margin-bottom: 1.2rem;
    filter: drop-shadow(0 4px 6px rgba(0,0,0,0.06));
    transition: var(--transition);
}

.norm-card:hover .norm-card__icon img {
    transform: scale(1.06);
}

.norm-card__title {
    font-size: 1.25rem;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.norm-card__desc {
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* === ENTES DE CONTROL === */
.control-grid {
    display: flex;
    justify-content: center;
    gap: 3.5rem;
    flex-wrap: wrap;
    max-width: 900px;
    margin: 0 auto;
}

.control-card {
    background: var(--surface-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    padding: 2rem 2.8rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    min-width: 250px;
}

.control-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
}

.control-card img {
    max-height: 80px;
    object-fit: contain;
    margin-bottom: 1rem;
}

.control-card p {
    font-weight: 700;
    color: var(--text-dark);
    font-size: 1rem;
}

/* === CONTACTO & PQRS === */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 3.5rem;
    max-width: 1100px;
    margin: 0 auto;
}

.contact-info {
    background: var(--surface-white);
    padding: 2.8rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
}

.contact-info__item {
    display: flex;
    gap: 1.2rem;
    margin-bottom: 2rem;
    align-items: flex-start;
}

.contact-info__icon {
    font-size: 1.5rem;
    width: 50px;
    height: 50px;
    background: rgba(37, 99, 235, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--primary);
    flex-shrink: 0;
}

.contact-info__text h4 {
    font-size: 1.1rem;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.contact-info__text p,
.contact-info__text a {
    color: var(--text-body);
    font-size: 0.95rem;
}

.contact-form {
    background: var(--surface-white);
    padding: 2.8rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
}

.form-group {
    margin-bottom: 1.4rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.9rem;
    margin-bottom: 0.4rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.9rem 1.1rem;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.95rem;
    color: var(--text-dark);
    background: #FAFAFC;
    outline: none;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--primary);
    background: #FFFFFF;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.btn-submit {
    width: 100%;
    background: linear-gradient(135deg, var(--primary) 0%, #1D4ED8 100%);
    color: #FFFFFF;
    border: none;
    padding: 1.15rem;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.3);
    transition: var(--transition);
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.45);
}

/* === FOOTER === */
.footer {
    background: var(--bg-dark);
    color: #94A3B8;
    padding: 5.5rem 5% 2.5rem;
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 3.5rem;
    max-width: 1100px;
    margin: 0 auto 3.5rem;
}

.footer__brand img {
    height: 55px;
    border-radius: var(--radius-sm);
    background: #FFFFFF;
    padding: 4px;
}

.footer__brand h3 {
    color: #FFFFFF;
    font-size: 1.3rem;
    margin-top: 1rem;
}

.footer__title {
    color: #FFFFFF;
    font-size: 1.15rem;
    margin-bottom: 1.2rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer__title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 35px;
    height: 2px;
    background: var(--accent);
}

.footer__links {
    list-style: none;
}

.footer__links li {
    margin-bottom: 0.75rem;
}

.footer__links a {
    color: #94A3B8;
    font-size: 0.92rem;
}

.footer__links a:hover {
    color: var(--accent);
    padding-left: 5px;
}

.footer__bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 0.88rem;
    color: #64748B;
}

/* === LIGHTBOX & MODALS === */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(11, 15, 25, 0.95);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.lightbox.active {
    display: flex;
}

.lightbox__img {
    max-width: 85%;
    max-height: 80vh;
    border-radius: var(--radius-md);
    box-shadow: 0 0 30px rgba(0,0,0,0.8);
}

.lightbox__close,
.lightbox__prev,
.lightbox__next {
    position: absolute;
    background: rgba(255, 255, 255, 0.15);
    border: none;
    color: #FFFFFF;
    font-size: 1.5rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.lightbox__close { top: 2rem; right: 2rem; }
.lightbox__prev { left: 2rem; }
.lightbox__next { right: 2rem; }

.lightbox__close:hover,
.lightbox__prev:hover,
.lightbox__next:hover {
    background: var(--primary);
}

.lightbox__caption {
    position: absolute;
    bottom: 2rem;
    color: #FFFFFF;
    font-size: 1rem;
    background: rgba(0,0,0,0.6);
    padding: 0.5rem 1.5rem;
    border-radius: var(--radius-xl);
}

/* PDF Modal */
.pdf-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(11, 15, 25, 0.85);
    backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.pdf-modal.active {
    display: flex;
}

.pdf-modal__content {
    background: #FFFFFF;
    width: 90%;
    max-width: 900px;
    height: 85vh;
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.pdf-modal__header {
    padding: 1.2rem 1.8rem;
    background: var(--primary);
    color: #FFFFFF;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.pdf-modal__header h3 {
    color: #FFFFFF;
    font-size: 1.2rem;
}

.pdf-modal__close {
    background: none;
    border: none;
    color: #FFFFFF;
    font-size: 1.4rem;
    cursor: pointer;
}

.pdf-modal__content iframe {
    flex: 1;
    border: none;
    width: 100%;
    height: 100%;
}

/* Back to top */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 46px;
    height: 46px;
    background: var(--primary);
    color: #FFFFFF;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 900;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--accent);
    transform: translateY(-3px);
}

/* Toast */
.toast-container {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.toast {
    padding: 1rem 1.5rem;
    border-radius: var(--radius-sm);
    color: #FFFFFF;
    font-weight: 600;
    box-shadow: var(--shadow-lg);
    animation: fadeIn 0.3s ease;
}

.toast--success { background: #10B981; }
.toast--error { background: #EF4444; }
.toast--info { background: #3B82F6; }

/* === RESPONSIVE === */
@media (max-width: 992px) {
    .hero__title { font-size: 2.8rem; }
    .kpi-strip { grid-template-columns: repeat(2, 1fr); }
    .stream-card { grid-template-columns: 1fr; gap: 1.2rem; text-align: left; }
    .stream-card__number { text-align: left; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .navbar__menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: #FFFFFF;
        flex-direction: column;
        padding: 2rem;
        transition: 0.3s;
        box-shadow: var(--shadow-lg);
    }
    .navbar__menu.active { left: 0; }
    .navbar__hamburger { display: flex; }
    .hero__title { font-size: 2.2rem; }
    .kpi-strip { grid-template-columns: 1fr; }
    .footer__grid { grid-template-columns: 1fr; gap: 2rem; }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}