/**
 * Main Styles - Plataforma Unificada OAB/DF
 * Estilos específicos da landing page
 */

/* ============================================
   HEADER / NAVIGATION
   ============================================ */

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    z-index: var(--z-index-fixed);
    transition: all var(--transition-base);
}

.header.scrolled {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    background-color: rgba(255, 255, 255, 0.99);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) var(--spacing-lg);
    height: 60px;
}

.nav__brand {
    display: flex;
    align-items: center;
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: var(--font-family-heading);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    text-decoration: none;
    transition: transform var(--transition-fast);
}

.nav__logo:hover {
    transform: scale(1.05);
    text-decoration: none;
}

.nav__logo i {
    font-size: var(--font-size-2xl);
}

.nav__logo-img {
    height: 44px;
    width: 44px;
    max-width: 48px;
    object-fit: contain;
    display: block;
    border-radius: 50%;
}

.nav__logo-text {
    display: none;
}

@media (min-width: 768px) {
    .nav__logo-text {
        display: inline;
    }
}

.nav__toggle {
    display: flex;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
    z-index: var(--z-index-fixed);
}

@media (min-width: 1024px) {
    .nav__toggle {
        display: none;
    }
}

.nav__toggle-icon {
    width: 24px;
    height: 3px;
    background-color: var(--color-gray-800);
    border-radius: var(--border-radius-full);
    transition: all var(--transition-base);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-icon:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-icon:nth-child(2) {
    opacity: 0;
}

.nav__toggle[aria-expanded="true"] .nav__toggle-icon:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

.nav__menu {
    display: flex;
    flex-direction: row;
    align-items: center;
    list-style: none;
    gap: var(--spacing-sm);
    padding: 0;
    margin: 0;
    position: static;
    height: auto;
    width: auto;
    background: none;
    box-shadow: none;
    transform: none;
}

/* Menu mobile - quando o toggle está ativo */
@media (max-width: 1023px) {
    .nav__menu {
        position: fixed;
        top: 60px;
        left: 0;
        width: 100%;
        height: auto;
        min-height: calc(100vh - 60px);
        background-color: var(--color-white);
        flex-direction: row;
        flex-wrap: wrap;
        padding: var(--spacing-lg);
        gap: var(--spacing-sm);
        transform: translateX(-100%);
        transition: transform var(--transition-base);
        box-shadow: var(--shadow-lg);
        overflow-y: auto;
        align-items: center;
        justify-content: center;
    }

    .nav__menu.is-active {
        transform: translateX(0);
    }
}

/* Menu desktop - sempre visível e horizontal */
@media (min-width: 1024px) {
    .nav__menu {
        position: static;
        flex-direction: row;
        flex-wrap: nowrap;
        height: auto;
        width: auto;
        padding: 0;
        gap: var(--spacing-lg);
        transform: none;
        box-shadow: none;
        background: none;
        min-height: auto;
        justify-content: flex-end;
    }
}

.nav__item {
    list-style: none;
}

.nav__link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-sm);
    color: var(--color-gray-700);
    text-decoration: none;
    border-radius: var(--border-radius-md);
    transition: all var(--transition-fast);
}

.nav__link:hover,
.nav__link.active {
    color: var(--color-primary);
    background-color: var(--color-primary-lighter);
    text-decoration: none;
    border-radius: var(--border-radius-md);
    transition: all var(--transition-fast);
}

.nav__link--cta {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
}

.nav__link--cta:hover {
    background-color: var(--color-primary-dark);
    color: var(--color-white);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 123, 255, 0.3);
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 60px;
    overflow: hidden;
}

.hero__background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.hero__video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    object-fit: cover;
    z-index: -3;
    opacity: 0.7;
}

/* Fallback: se o vídeo não carregar, mostra o gradiente */
.hero__gradient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 71, 147, 0.3) 0%, rgba(255, 255, 255, 0.4) 100%);
    z-index: -2;
}

.hero__pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(0, 71, 147, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(74, 144, 226, 0.1) 0%, transparent 50%);
    opacity: 0.5;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

@media (min-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr 1fr;
    }
}

.hero__content {
    text-align: center;
}

@media (min-width: 1024px) {
    .hero__content {
        text-align: left;
    }
}

.hero__badge {
    margin-bottom: var(--spacing-lg);
}

.hero__title {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-extrabold);
    line-height: var(--line-height-tight);
    margin-bottom: var(--spacing-lg);
    color: var(--color-gray-900);
}

.hero__title--highlight {
    color: var(--color-primary);
    display: block;
}

.hero__description {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 1024px) {
    .hero__description {
        margin-left: 0;
        margin-right: 0;
    }
}

.hero__subdescription {
    font-size: var(--font-size-base);
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    opacity: 0.9;
}

@media (min-width: 1024px) {
    .hero__subdescription {
        margin-left: 0;
        margin-right: 0;
    }
}

.hero__actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-3xl);
}

@media (min-width: 640px) {
    .hero__actions {
        flex-direction: row;
        justify-content: center;
    }
}

@media (min-width: 1024px) {
    .hero__actions {
        justify-content: flex-start;
    }
}

.hero__stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    padding-top: var(--spacing-2xl);
    border-top: 1px solid var(--color-gray-200);
}

.stat {
    text-align: center;
}

.stat__number {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-extrabold);
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.stat__label {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero__image {
    display: none;
}

@media (min-width: 1024px) {
    .hero__image {
        display: block;
    }
}

.hero__illustration {
    position: relative;
    width: 100%;
    height: 500px;
}

.floating-card {
    position: absolute;
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: var(--font-size-4xl);
    box-shadow: var(--shadow-xl);
    animation: float 3s ease-in-out infinite;
}

.floating-card--1 {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.floating-card--2 {
    top: 50%;
    right: 10%;
    animation-delay: 1s;
}

.floating-card--3 {
    bottom: 10%;
    left: 50%;
    animation-delay: 2s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    25% {
        transform: translateY(-10px) rotate(2deg);
    }
    50% {
        transform: translateY(-20px) rotate(0deg);
    }
    75% {
        transform: translateY(-10px) rotate(-2deg);
    }
}

/* ============================================
   FEATURES / SYSTEMS SECTION
   ============================================ */

.features.section {
    position: relative;
    overflow: hidden;
}

.features__background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
    /* Fallback quando o vídeo não carrega */
    background: linear-gradient(135deg, #0a1628 0%, #1a365d 30%, #2d4a7c 60%, #1a365d 100%);
    background-image: 
        radial-gradient(ellipse 80% 50% at 50% 0%, rgba(74, 144, 226, 0.3) 0%, transparent 50%),
        radial-gradient(ellipse 60% 40% at 80% 80%, rgba(0, 71, 147, 0.2) 0%, transparent 40%),
        linear-gradient(135deg, #0a1628 0%, #1a365d 50%, #0a1628 100%);
}

.features__video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    object-fit: cover;
    opacity: 0.12;
    z-index: 0;
}

.features__gradient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.103) 0%, rgba(255, 255, 255, 0) 50%, rgba(255, 255, 255, 0) 100%);
    z-index: 1;
}

.features .container {
    position: relative;
    z-index: 2;
}

.features__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

@media (min-width: 640px) {
    .features__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .features__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.feature-card {
    background-color: var(--color-white);
    border: var(--border-width) solid var(--color-gray-200);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
    cursor: pointer;
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.feature-card__icon {
    width: 100px;
    height: 100px;
    margin: 0 auto var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-4xl);
    color: var(--color-white);
    box-shadow: var(--shadow-xl);
    animation: float 3s ease-in-out infinite;
    transition: all var(--transition-base);
    position: relative;
}

/* Animação com delay diferente para cada card */
.feature-card:nth-child(1) .feature-card__icon {
    animation-delay: 0s;
}

.feature-card:nth-child(2) .feature-card__icon {
    animation-delay: 0.3s;
}

.feature-card:nth-child(3) .feature-card__icon {
    animation-delay: 0.6s;
}

.feature-card:nth-child(4) .feature-card__icon {
    animation-delay: 0.9s;
}

.feature-card:nth-child(5) .feature-card__icon {
    animation-delay: 1.2s;
}

.feature-card:nth-child(6) .feature-card__icon {
    animation-delay: 1.5s;
}

.feature-card:nth-child(7) .feature-card__icon {
    animation-delay: 1.8s;
}

.feature-card:nth-child(8) .feature-card__icon {
    animation-delay: 2.1s;
}

.feature-card:nth-child(9) .feature-card__icon {
    animation-delay: 2.4s;
}

.feature-card:nth-child(10) .feature-card__icon {
    animation-delay: 2.7s;
}

.feature-card:nth-child(11) .feature-card__icon {
    animation-delay: 3s;
}

.feature-card:nth-child(12) .feature-card__icon {
    animation-delay: 3.3s;
}

.feature-card:hover .feature-card__icon {
    transform: translateY(-10px) scale(1.05);
    box-shadow: var(--shadow-2xl);
    animation-play-state: paused;
}

.feature-card__title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
    color: var(--color-gray-900);
}

.feature-card__description {
    color: var(--color-gray-600);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
}

.feature-card__ext-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: var(--spacing-sm);
    padding: 3px 10px;
    background: rgba(30, 64, 175, 0.08);
    color: #1e40af;
    border: 1px solid rgba(30, 64, 175, 0.2);
    border-radius: 999px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.feature-card--external {
    border-style: dashed;
}

/* ============================================
   BENEFITS SECTION
   ============================================ */

.benefits__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

@media (min-width: 640px) {
    .benefits__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .benefits__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.benefit-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-base);
}

.benefit-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.benefit-card__icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    color: var(--color-white);
}

.benefit-card__title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
    color: var(--color-gray-900);
}

.benefit-card__description {
    color: var(--color-gray-600);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
}

/* ============================================
   ABOUT & CONTACT SECTION (Side by Side)
   ============================================ */

.about-contact {
    background-color: var(--color-gray-50);
}

.about-contact__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-3xl);
    align-items: start;
}

@media (min-width: 1024px) {
    .about-contact__grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-4xl);
    }
}

.about-contact__item {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-3xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.about-contact__item:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
}

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

@media (min-width: 1024px) {
    .about-contact__item--about {
        text-align: left;
    }
}

.about-contact__item--contact {
    text-align: center;
}

@media (min-width: 1024px) {
    .about-contact__item--contact {
        text-align: left;
    }
}

.about-contact__item .section__subtitle {
    display: block;
    margin-bottom: var(--spacing-sm);
}

.about-contact__item .section__title {
    margin-bottom: var(--spacing-lg);
}

.about-contact__item .section__description {
    margin-bottom: var(--spacing-xl);
    text-align: left;
    font-size: var(--font-size-base);
    color: var(--color-gray-600);
}

/* ============================================
   ABOUT SECTION (Legacy - mantido para compatibilidade)
   ============================================ */

.about__content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

@media (min-width: 1024px) {
    .about__content {
        grid-template-columns: 1fr 1fr;
    }
}

.about__text {
    text-align: center;
}

@media (min-width: 1024px) {
    .about__text {
        text-align: left;
    }
}

.about__description {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-lg);
}

.about__features {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.about__feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    color: var(--color-gray-700);
}

.about__feature i {
    color: var(--color-success);
    font-size: var(--font-size-xl);
}

.about__image {
    display: none;
}

@media (min-width: 1024px) {
    .about__image {
        display: block;
    }
}

.about__illustration {
    position: relative;
    width: 100%;
    height: 400px;
}

.tech-stack {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    height: 100%;
}

.tech-item {
    background: linear-gradient(135deg, var(--color-primary-lighter) 0%, var(--color-white) 100%);
    border-radius: var(--border-radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.tech-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.tech-item i {
    font-size: var(--font-size-4xl);
    color: var(--color-primary);
}

.tech-item span {
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-700);
}

/* ============================================
   CONTACT SECTION
   ============================================ */

.contact__content {
    max-width: 800px;
    margin: 0 auto;
}

.contact__info {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

@media (min-width: 640px) {
    .contact__info {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Contact info dentro do about-contact */
.about-contact__item--contact .contact__info {
    grid-template-columns: 1fr;
}

@media (min-width: 640px) {
    .about-contact__item--contact .contact__info {
        grid-template-columns: repeat(2, 1fr);
    }
}

.contact__item {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl);
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.contact__item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.contact__icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    color: var(--color-white);
    flex-shrink: 0;
}

.contact__details h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xs);
    color: var(--color-gray-900);
}

.contact__details p {
    color: var(--color-gray-600);
    font-size: var(--font-size-sm);
    margin: 0;
}

/* ============================================
   RAMAIS SECTION
   ============================================ */

.ramais {
    background-color: var(--color-white);
}

.ramais__tabs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
    margin-bottom: var(--spacing-3xl);
    border-bottom: 2px solid var(--color-gray-200);
    padding-bottom: var(--spacing-md);
}

.ramais__tab {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    background-color: transparent;
    border: 2px solid var(--color-gray-300);
    border-radius: var(--border-radius-md);
    color: var(--color-gray-700);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.ramais__tab i {
    font-size: var(--font-size-base);
}

.ramais__tab:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background-color: var(--color-primary-lighter);
}

.ramais__tab.active {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-color: var(--color-primary);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.ramais__content {
    position: relative;
    min-height: 400px;
}

.ramais__floor {
    display: none;
    animation: fadeIn 0.3s ease-in-out;
}

.ramais__floor.active {
    display: block;
}

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

.ramais__floor-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    margin-bottom: var(--spacing-2xl);
    text-align: center;
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--color-primary-lighter);
}

.ramais__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

@media (min-width: 640px) {
    .ramais__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .ramais__grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.ramal-card {
    background-color: var(--color-white);
    border: var(--border-width) solid var(--color-gray-200);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-base);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.ramal-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.ramal-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.ramal-card:hover::before {
    transform: scaleX(1);
}

.ramal-card__icon {
    width: 70px;
    height: 70px;
    margin: 0 auto var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.ramal-card:hover .ramal-card__icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: var(--shadow-lg);
}

.ramal-card__title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-md);
    line-height: var(--line-height-tight);
    min-height: 2.5em;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.ramal-card__info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
}

.ramal-card__name {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--spacing-xs);
}

/* Qualquer link dentro do card: sem sublinhado (padrao do <a>) */
.ramal-card a {
    text-decoration: none;
}

.ramal-card a:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 3px;
}

.ramal-card__phone {
    display: inline-block;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-secondary);
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.15) 0%, var(--color-white) 100%);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-md);
    margin-top: var(--spacing-xs);
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-base);
}

.ramal-card__phone:visited {
    color: var(--color-secondary);
}

.ramal-card:hover .ramal-card__phone {
    filter: brightness(0.97);
    box-shadow: var(--shadow-sm);
}

.ramal-card__number {
    display: inline-block;
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-extrabold);
    color: var(--color-primary);
    background: linear-gradient(135deg, var(--color-primary-lighter) 0%, var(--color-white) 100%);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-md);
    min-width: 100px;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-base);
}

.ramal-card__number:visited {
    color: var(--color-primary);
}

.ramal-card:hover .ramal-card__number {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-white);
    transform: scale(1.05);
}

.ramais__footer {
    text-align: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-gray-200);
}

.ramais__note {
    color: var(--color-gray-600);
    font-size: var(--font-size-sm);
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.ramais__note i {
    color: var(--color-primary);
}

.ramais__note strong {
    color: var(--color-primary);
    font-weight: var(--font-weight-bold);
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    background-color: var(--color-gray-900);
    color: var(--color-gray-300);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer__content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    width: 100%;
}

.footer__brand {
    max-width: 100%;
    text-align: center;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.footer__logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    font-family: var(--font-family-heading);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.footer__logo i {
    color: var(--color-primary);
}

.footer__logo-img {
    height: 48px;
    width: 48px;
    max-width: 56px;
    object-fit: contain;
    display: block;
    border-radius: 50%;
    mix-blend-mode: screen;
}

.footer__description {
    color: var(--color-gray-400);
    font-size: var(--font-size-xs);
    line-height: var(--line-height-normal);
    margin: 0;
    text-align: center;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.footer__links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

@media (min-width: 1024px) {
    .footer__links {
        grid-template-columns: repeat(3, 1fr);
    }
}

.footer__title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.footer__list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer__link {
    color: var(--color-gray-400);
    font-size: var(--font-size-xs);
    transition: color var(--transition-fast);
}

.footer__link:hover {
    color: var(--color-white);
    text-decoration: none;
}

.footer__contact {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer__contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-xs);
}

.footer__contact-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    min-width: 24px;
    color: var(--color-primary);
    font-size: var(--font-size-sm);
}

.footer__contact-details {
    flex: 1;
}

.footer__contact-title {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--color-white);
    margin: 0 0 2px 0;
}

.footer__contact-text {
    font-size: var(--font-size-xs);
    color: var(--color-gray-400);
    margin: 0;
    line-height: var(--line-height-tight);
}

.footer__bottom {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-sm);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-gray-800);
}

@media (min-width: 768px) {
    .footer__bottom {
        flex-direction: row;
    }
}

.footer__copyright {
    color: var(--color-gray-500);
    font-size: var(--font-size-xs);
    margin: 0;
}

.footer__director {
    color: var(--color-gray-500);
    font-size: var(--font-size-xs);
    margin: 0;
    text-align: center;
}

@media (min-width: 768px) {
    .footer__director {
        text-align: right;
    }
}

.footer__badges {
    display: flex;
    gap: var(--spacing-sm);
}

/* ============================================
   BACK TO TOP BUTTON
   ============================================ */

.back-to-top {
    position: fixed;
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
    width: 50px;
    height: 50px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: var(--border-radius-full);
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-index-fixed);
    transition: all var(--transition-base);
}

.back-to-top.is-visible {
    display: flex;
}

.back-to-top:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

/* ============================================
   LOADING OVERLAY
   ============================================ */

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(5px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: var(--z-index-modal);
}

.loading-overlay.is-active {
    display: flex;
}

/* ============================================
   RESPONSIVIDADE ADICIONAL
   ============================================ */

@media (max-width: 640px) {
    .hero__title {
        font-size: var(--font-size-3xl);
    }
    
    .hero__stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .section__title {
        font-size: var(--font-size-3xl);
    }
}

/* ============================================
   FIX MOBILE - Secao "Sistemas" (#sistemas)
   - AOS eh desabilitado em < 768px (ver main.js: AOS.init {disable: ... })
     mas o aos.css ainda aplica opacity:0 em [data-aos] sem .aos-animate
     -> os cards renderizados via API ficavam invisiveis
   - Reduz padding/altura da secao para nao "estourar" verticalmente
   ============================================ */
@media (max-width: 767px) {
    /* Garante que tudo com data-aos fique visivel quando AOS esta desligado */
    [data-aos] {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }

    /* Compacta a secao Sistemas no mobile */
    .features.section {
        padding: var(--spacing-2xl) 0;
    }
    .features .section__header {
        margin-bottom: var(--spacing-xl);
    }
    .features__grid {
        gap: var(--spacing-md);
    }
    .feature-card {
        padding: var(--spacing-lg);
    }
    .feature-card__icon {
        width: 72px;
        height: 72px;
        margin-bottom: var(--spacing-md);
        font-size: var(--font-size-2xl);
    }
    .feature-card__title {
        font-size: var(--font-size-lg);
    }

    /* Spinner ocupando menos espaco enquanto carrega */
    .features__grid .loading-spinner {
        padding: var(--spacing-lg);
    }
}

/* ============================================
   PARTÍCULAS AO CLICAR (botões e cards)
   ============================================ */

#click-particles-root {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 10000;
    overflow: hidden;
}

.click-particle {
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    transform: translate(-50%, -50%);
    opacity: 1;
    will-change: transform, opacity;
}

@media (prefers-reduced-motion: reduce) {
    #click-particles-root,
    .click-particle {
        display: none !important;
    }
}