/* ==========================================================================
   RESET & BASE
   ========================================================================== */

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

:root {
    /* Colores */
    --negro-base: #0A0B0D;
    --gris-profundo: #0F1216;
    --verde-neon: #00FF7F;
    --verde-neon-alt: #10B981;
    --verde-neon-bright: #00E676;
    --texto-principal: #FFFFFF;
    --texto-secundario: #C9D1D9;
    
    /* Tipografía */
    --font-tech: 'Orbitron', sans-serif;
    
    /* Espaciado */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Transiciones */
    --transition-fast: 200ms ease-out;
    --transition-normal: 350ms ease-out;
    --transition-slow: 500ms ease-out;
}

html {
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

body {
    font-family: var(--font-tech);
    background-color: var(--negro-base);
    color: var(--texto-principal);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* ==========================================================================
   UTILIDADES REUTILIZABLES
   ========================================================================== */

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }
}

/* Glow Verde */
.glow-green {
    filter: drop-shadow(0 0 20px rgba(0, 255, 127, 0.4))
            drop-shadow(0 0 40px rgba(0, 255, 127, 0.2));
}

/* Palabra Brillante (Gradiente Animado) */
.word-glow {
    background: linear-gradient(
        90deg,
        var(--verde-neon) 0%,
        var(--verde-neon-bright) 25%,
        var(--verde-neon) 50%,
        var(--verde-neon-bright) 75%,
        var(--verde-neon) 100%
    );
    background-size: 200% auto;
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-fill-color: transparent;
    animation: shimmer 3s linear infinite;
    filter: drop-shadow(0 0 12px rgba(0, 255, 127, 0.6));
}

@keyframes shimmer {
    0% {
        background-position: 0% center;
    }
    100% {
        background-position: 200% center;
    }
}

/* Fade Away (Scroll Out) */
.fade-away {
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity var(--transition-normal),
                transform var(--transition-normal);
}

/* Glass Effect */
.glass {
    background: rgba(15, 18, 22, 0.6);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 255, 127, 0.2);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4),
                0 0 20px rgba(0, 255, 127, 0.15);
}

/* Mask Fade X (para bordes del carrusel) */
.mask-fade-x {
    -webkit-mask-image: linear-gradient(
        to right,
        transparent 0%,
        black 10%,
        black 90%,
        transparent 100%
    );
    mask-image: linear-gradient(
        to right,
        transparent 0%,
        black 10%,
        black 90%,
        transparent 100%
    );
}

/* ==========================================================================
   SECCIÓN 1: HERO
   ========================================================================== */

.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: var(--spacing-lg) 0;
    overflow: hidden;
}

/* Background con overlay oscuro */
.hero-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        linear-gradient(135deg, rgba(10, 11, 13, 0.75) 0%, rgba(15, 18, 22, 0.70) 100%),
        url('imagens/background sessao 1.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    z-index: -1;
}

/* Grain/ruido sutil opcional */
.hero-section::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="300" height="300"><filter id="noise"><feTurbulence type="fractalNoise" baseFrequency="0.9" numOctaves="4" /></filter><rect width="300" height="300" filter="url(%23noise)" opacity="0.03"/></svg>');
    opacity: 0.5;
    pointer-events: none;
    z-index: -1;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

@media (min-width: 768px) {
    .hero-container {
        grid-template-columns: 1fr 1fr;
    }
}

.hero-left {
    z-index: 1;
    padding: var(--spacing-md);
    background: rgba(15, 18, 22, 0.4);
    backdrop-filter: blur(8px);
    border-radius: 12px;
    filter: drop-shadow(0 0 30px rgba(0, 255, 127, 0.25));
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 0 20px rgba(0, 255, 127, 0.3);
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--texto-secundario);
    font-weight: 400;
    line-height: 1.7;
}

.hero-right {
    position: relative;
    min-height: 650px;
    display: flex;
    align-items: flex-end;
    justify-content: center;
}

/* Container das 3 pessoas */
.people-container {
    position: relative;
    width: 100%;
    height: 750px;
    display: flex;
    align-items: flex-end;
    justify-content: center;
}

/* Estilos base para as pessoas */
.person {
    position: absolute;
    bottom: -100px;
    height: 700px;
    width: auto;
    object-fit: cover;
    object-position: top center;
    filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.5));
    opacity: 0;
    transform: translateY(30px);
}

/* Vicente - Centro (entra primeiro - 0.5s) */
.person-vicente {
    z-index: 3;
    left: 50%;
    transform: translateX(-50%) translateY(30px);
    animation: fadeInUp 1s ease-out 0.5s forwards;
}

/* Quiroga - Esquerda/Trás (entra segundo - 1.2s) */
.person-quiroga {
    z-index: 2;
    left: 15%;
    transform: translateX(-50%) translateY(30px);
    animation: fadeInUp 1s ease-out 1.2s forwards;
}

/* Elian - Direita/Trás (entra terceiro - 1.9s) */
.person-elian {
    z-index: 1;
    right: 5%;
    transform: translateX(50%) translateY(30px);
    animation: fadeInUp 1s ease-out 1.9s forwards;
}

/* Animação clean de entrada */
@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

/* Ajuste para Quiroga e Elian (mantém deslocamento X) */
.person-quiroga {
    animation: fadeInUpQuiroga 1s ease-out 1.2s forwards;
}

.person-elian {
    animation: fadeInUpElian 1s ease-out 1.9s forwards;
}

@keyframes fadeInUpQuiroga {
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

@keyframes fadeInUpElian {
    to {
        opacity: 1;
        transform: translateX(50%) translateY(0);
    }
}

@media (max-width: 767px) {
    .hero-container {
        grid-template-columns: 1fr;
    }
    
    .hero-right {
        display: flex;
        min-height: 450px;
        order: 2;
        margin-top: var(--spacing-md);
    }
    
    .hero-left {
        order: 1;
    }
    
    .people-container {
        height: 500px;
    }
    
    .person {
        height: 480px;
        bottom: -80px;
    }
    
    /* Ajustar posicionamento no mobile */
    .person-vicente {
        left: 50%;
    }
    
    .person-quiroga {
        left: 20%;
    }
    
    .person-elian {
        right: 10%;
    }
    
    /* Animações ajustadas para mobile */
    @keyframes fadeInUp {
        to {
            opacity: 1;
            transform: translateX(-50%) translateY(0);
        }
    }
    
    @keyframes fadeInUpQuiroga {
        to {
            opacity: 1;
            transform: translateX(-40%) translateY(0);
        }
    }
    
    @keyframes fadeInUpElian {
        to {
            opacity: 1;
            transform: translateX(40%) translateY(0);
        }
    }
}

/* ==========================================================================
   SECCIÓN 2: CARRUSEL + FÚTBOL + GLASS CARDS
   ========================================================================== */

.carousel-section {
    padding: var(--spacing-xl) 0;
    position: relative;
    background: linear-gradient(180deg, var(--negro-base) 0%, var(--gris-profundo) 100%);
    overflow: hidden;
}

/* Partículas de fondo */
.particles-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    opacity: 0.6;
}

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

/* 2.1 CARRUSEL INFINITO */
.carousel-wrapper {
    position: relative;
    margin-bottom: var(--spacing-xl);
}

.carousel-track {
    overflow: hidden;
    padding: var(--spacing-md) 0;
    -webkit-mask-image: linear-gradient(
        to right,
        transparent 0%,
        black 8%,
        black 92%,
        transparent 100%
    );
    mask-image: linear-gradient(
        to right,
        transparent 0%,
        black 8%,
        black 92%,
        transparent 100%
    );
}

.carousel-icons {
    display: flex;
    gap: var(--spacing-lg);
    animation: scrollRight 40s linear infinite;
    width: max-content;
}

@keyframes scrollRight {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.carousel-icon {
    width: 80px;
    height: 80px;
    flex-shrink: 0;
    filter: drop-shadow(0 0 15px rgba(0, 255, 127, 0.5));
    transition: transform var(--transition-fast);
}

.carousel-icon:hover {
    transform: scale(1.1);
}

@media (max-width: 767px) {
    .carousel-icon {
        width: 60px;
        height: 60px;
    }
}

/* 2.2 CONTENIDO DE FÚTBOL */
.football-content {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-md);
}

.section-eyebrow {
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--verde-neon);
    margin-bottom: var(--spacing-sm);
    animation: glow-pulse 3s ease-in-out infinite;
}

@keyframes glow-pulse {
    0%, 100% {
        text-shadow: 0 0 10px rgba(0, 255, 127, 0.5),
                     0 0 20px rgba(0, 255, 127, 0.3);
    }
    50% {
        text-shadow: 0 0 20px rgba(0, 255, 127, 0.8),
                     0 0 30px rgba(0, 255, 127, 0.5);
    }
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
    filter: drop-shadow(0 0 20px rgba(0, 255, 127, 0.3));
}

.large-text {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--texto-secundario);
    line-height: 1.8;
    max-width: 900px;
    margin: 0 auto;
}

/* 2.3 GLASS CARDS */
.glass-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

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

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

.glass-card {
    background: rgba(15, 18, 22, 0.6);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 255, 127, 0.2);
    border-radius: 12px;
    padding: var(--spacing-md);
    transition: all var(--transition-normal);
    box-shadow: 
        0 4px 16px rgba(0, 0, 0, 0.4),
        0 0 20px rgba(0, 255, 127, 0.1);
}

.glass-card:hover {
    transform: translateY(-4px);
    box-shadow: 
        0 8px 24px rgba(0, 0, 0, 0.5),
        0 0 30px rgba(0, 255, 127, 0.25);
    border-color: rgba(0, 255, 127, 0.4);
}

.glass-title {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--verde-neon);
}

.glass-text {
    font-size: clamp(0.9rem, 1.5vw, 1rem);
    color: var(--texto-secundario);
    line-height: 1.6;
}

/* ==========================================================================
   SECCIÓN 3: CTA CON BALONES FLOTANDO
   ========================================================================== */

.cta-section {
    position: relative;
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--gris-profundo) 0%, #0D0E10 100%);
    overflow: hidden;
}

/* Balones flotando */
.floating-balls {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.floating-ball {
    position: absolute;
    width: 60px;
    height: 60px;
    opacity: 0.15;
    filter: drop-shadow(0 0 20px var(--verde-neon));
}

.ball-1 {
    top: 10%;
    left: 5%;
    animation: float1 8s ease-in-out infinite;
}

.ball-2 {
    top: 20%;
    right: 10%;
    animation: float2 10s ease-in-out infinite;
}

.ball-3 {
    top: 50%;
    left: 15%;
    animation: float3 9s ease-in-out infinite;
}

.ball-4 {
    top: 70%;
    right: 5%;
    animation: float1 11s ease-in-out infinite;
}

.ball-5 {
    top: 30%;
    left: 50%;
    animation: float2 7s ease-in-out infinite;
}

.ball-6 {
    top: 80%;
    left: 30%;
    animation: float3 12s ease-in-out infinite;
}

.ball-7 {
    top: 15%;
    right: 30%;
    animation: float1 9.5s ease-in-out infinite;
}

.ball-8 {
    top: 60%;
    right: 40%;
    animation: float2 8.5s ease-in-out infinite;
}

@keyframes float1 {
    0%, 100% {
        transform: translateY(0) scale(1);
    }
    50% {
        transform: translateY(-20px) scale(1.05);
    }
}

@keyframes float2 {
    0%, 100% {
        transform: translateY(0) translateX(0) scale(1);
    }
    50% {
        transform: translateY(-15px) translateX(10px) scale(1.08);
    }
}

@keyframes float3 {
    0%, 100% {
        transform: translateY(0) translateX(0) scale(1);
    }
    50% {
        transform: translateY(-25px) translateX(-10px) scale(1.06);
    }
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
}

.cta-title {
    margin-bottom: var(--spacing-md);
}

.cta-subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--texto-secundario);
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

/* Botón CTA (verde discreto, SIN glow) */
.btn-cta {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--negro-base);
    background: var(--verde-neon);
    border-radius: 8px;
    text-decoration: none;
    transition: all var(--transition-fast);
    cursor: pointer;
    /* NO glow - excepción explícita */
}

.btn-cta:hover {
    background: var(--verde-neon-bright);
    transform: translateY(-1px);
}

.btn-cta:active {
    transform: translateY(0);
}

.btn-cta:focus-visible {
    outline: 2px solid var(--verde-neon);
    outline-offset: 4px;
}

/* ==========================================================================
   SECCIÓN 4: ENTRETENIMIENTO EN LA RUTINA
   ========================================================================== */

.routine-section {
    padding: var(--spacing-xl) 0;
    background: var(--negro-base);
    position: relative;
    overflow: hidden;
    min-height: 600px;
}

/* Shader Animation Background */
.shader-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    opacity: 0.7;
}

.routine-content {
    text-align: center;
    max-width: 900px;
    position: relative;
    z-index: 2;
}

.routine-content .section-title {
    margin-bottom: var(--spacing-md);
}

.routine-content .large-text {
    margin-bottom: var(--spacing-lg);
}

/* Botón secundario (verde discreto, sin glow) */
.btn-secondary {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--negro-base);
    background: var(--verde-neon);
    border-radius: 8px;
    text-decoration: none;
    transition: all var(--transition-fast);
    cursor: pointer;
}

.btn-secondary:hover {
    background: var(--verde-neon-bright);
    transform: translateY(-1px);
}

.btn-secondary:active {
    transform: translateY(0);
}

.btn-secondary:focus-visible {
    outline: 2px solid var(--verde-neon);
    outline-offset: 4px;
}

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

.site-footer {
    padding: var(--spacing-lg) 0;
    background: var(--gris-profundo);
    border-top: 1px solid rgba(0, 255, 127, 0.2);
}

.footer-content {
    text-align: center;
}

.footer-main {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--texto-principal);
}

.footer-disclaimer {
    font-size: 0.875rem;
    color: var(--texto-secundario);
    line-height: 1.6;
}

/* ==========================================================================
   RESPONSIVO - AJUSTES FINALES
   ========================================================================== */

@media (max-width: 767px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }
    
    .floating-ball {
        width: 40px;
        height: 40px;
    }
}

/* ==========================================================================
   ACCESIBILIDAD
   ========================================================================== */

/* Focus visible para teclado */
a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--verde-neon);
    outline-offset: 4px;
}

/* Skip to content (opcional) */
.skip-to-content {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--verde-neon);
    color: var(--negro-base);
    padding: 0.5rem 1rem;
    z-index: 100;
    text-decoration: none;
    font-weight: 600;
}

.skip-to-content:focus {
    top: 0;
}