/* ===================================
   INSANITY - CREATIVE EVENTS AGENCY
   Premium Website Stylesheet
   =================================== */

/* === CSS VARIABLES === */
:root {
    --primary: #7669e9;
    --secondary: #ff6230;
    --accent: #d599fb;
    --background: #ffffff;
    --text: #0e0d0d;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.6s ease;
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
}

/* === RESET & BASE === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Julius Sans One', sans-serif;
    background-color: var(--background);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* === TYPOGRAPHY === */
h1, h2, h3 {
    font-family: 'Gloria Hallelujah', cursive;
    line-height: 1.2;
}

.section-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

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

.accent-text {
    color: var(--accent);
    font-weight: bold;
}

/* === HEADER === */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: var(--spacing-md) 0;
    transition: all var(--transition-base);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: var(--spacing-sm) 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-text {
    font-family: 'Gloria Hallelujah', cursive;
    font-size: 1.8rem;
    color: var(--secondary);
    letter-spacing: 2px;
}

.nav {
    display: flex;
    gap: var(--spacing-md);
}

.nav-link {
    color: var(--text);
    text-decoration: none;
    font-size: 0.95rem;
    letter-spacing: 1px;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width var(--transition-base);
}

.nav-link:hover {
    color: var(--primary);
}

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

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text);
    transition: all var(--transition-base);
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* === BUTTONS === */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-family: 'Julius Sans One', sans-serif;
    font-size: 0.95rem;
    letter-spacing: 1px;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--secondary);
    color: var(--text);
}

.btn-primary:hover {
    background: #e55628;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 98, 48, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text);
    border: 2px solid var(--primary);
}

.btn-secondary:hover {
    background: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(118, 105, 233, 0.4);
}

/* === HERO SECTION === */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(118, 105, 233, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(255, 98, 48, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(213, 153, 251, 0.1) 0%, transparent 50%);
    animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.1) rotate(5deg); }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: var(--spacing-xl) 0;
}

.hero-title {
    font-size: clamp(3rem, 10vw, 8rem);
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 1s ease both;
}

.hero-title-line {
    display: block;
}

.hero-title-highlight {
    color: var(--primary);
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.3rem);
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
    opacity: 0.9;
    animation: fadeInUp 1s ease 0.4s both;
}

.hero-ctas {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.6s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.scroll-indicator {
    position: absolute;
    left: 50%;
    transform: translateY(150%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    animation: fadeIn 1s ease 1s both;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.scroll-text {
    font-size: 0.8rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    opacity: 0.6;
}

.scroll-line {
    width: 2px;
    height: 60px;
    background: linear-gradient(to bottom, var(--primary), transparent);
    animation: scrollAnimation 2s ease infinite;
}

@keyframes scrollAnimation {
    0% {
        transform: translateY(0);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        transform: translateY(20px);
        opacity: 0;
    }
}

/* === MANIFESTO SECTION === */
.manifesto {
    padding: var(--spacing-xl) 0;
    position: relative;
}

.manifesto-line {
    position: absolute;
    left: 50%;
    top: 0;
    width: 2px;
    height: 100%;
    background: linear-gradient(to bottom, transparent, var(--accent), transparent);
    transform: translateX(-50%);
    opacity: 0.3;
}

.manifesto-block {
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s ease;
}

.manifesto-block.reveal-right {
    transform: translateX(50px);
}

.manifesto-block.visible {
    opacity: 1;
    transform: translateX(0);
}

.manifesto-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--spacing-md);
}

.manifesto-text {
    font-size: 1.1rem;
    line-height: 1.8;
    opacity: 0.9;
}

/* === EVENTOS SECTION === */
.eventos {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, var(--background) 0%, rgba(118, 105, 233, 0.05) 50%, var(--background) 100%);
}

.eventos-filter {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-lg);
}

.filter-btn {
    padding: 0.8rem 1.8rem;
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.1);
    color: var(--text);
    font-family: 'Julius Sans One', sans-serif;
    font-size: 0.9rem;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all var(--transition-base);
}

.filter-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.filter-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--text);
}

.eventos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
}

.evento-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    overflow: hidden;
    transition: all var(--transition-base);
    animation: fadeInUp 0.6s ease both;
}

.evento-card.hidden {
    display: none;
}

.evento-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: 0 12px 40px rgba(118, 105, 233, 0.3);
}

.evento-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.evento-placeholder {
    width: 100%;
    height: 100%;
    transition: transform var(--transition-slow);
}

.evento-card:hover .evento-placeholder {
    transform: scale(1.1);
}

.evento-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15, 15, 20, 0.9), transparent);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.evento-card:hover .evento-overlay {
    opacity: 1;
}

.evento-content {
    padding: var(--spacing-md);
}

.evento-title {
    font-size: 1.4rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text);
}

.evento-desc {
    font-size: 0.95rem;
    opacity: 0.8;
    line-height: 1.6;
}

/* === PORTFOLIO SECTION === */
.portfolio {
    padding: var(--spacing-xl) 0;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.portfolio-item {
    position: relative;
    overflow: hidden;
    cursor: pointer;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-base);
}

.portfolio-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
}

.portfolio-placeholder {
    width: 100%;
    transition: transform var(--transition-slow);
}

.portfolio-item:hover .portfolio-placeholder {
    transform: scale(1.05);
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: rgba(118, 105, 233, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-view {
    font-family: 'Gloria Hallelujah', cursive;
    font-size: 1.5rem;
    color: var(--text);
    transform: translateY(20px);
    transition: transform var(--transition-base);
}

.portfolio-item:hover .portfolio-view {
    transform: translateY(0);
}

/* === MODAL === */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(15, 15, 20, 0.98);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
    backdrop-filter: blur(10px);
}

.modal.active {
    opacity: 1;
    pointer-events: all;
}

.modal-content {
    max-width: 1200px;
    max-height: 90vh;
    padding: var(--spacing-md);
    overflow-y: auto;
    animation: modalSlideIn 0.5s ease both;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: var(--text);
    font-size: 2.5rem;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--secondary);
    transform: rotate(90deg);
}

.modal-image {
    margin-bottom: var(--spacing-md);
}

.modal-placeholder {
    width: 100%;
    height: 500px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
}

.modal-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.modal-description {
    font-size: 1.1rem;
    opacity: 0.8;
    line-height: 1.8;
}

/* === DIFERENCIAIS SECTION === */
.diferenciais {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, var(--background) 0%, rgba(255, 98, 48, 0.05) 50%, var(--background) 100%);
}

.diferenciais-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.diferencial-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateY(30px);
}

.diferencial-item.visible {
    animation: fadeInUp 0.8s ease both;
}

.diferencial-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--accent);
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(213, 153, 251, 0.2);
}

.diferencial-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.diferencial-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--accent);
}

.diferencial-text {
    opacity: 0.8;
    line-height: 1.6;
}

/* === CONTACTO SECTION === */
.contacto {
    padding: var(--spacing-xl) 0;
}

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

.contacto-text {
    font-size: 1.1rem;
    line-height: 1.8;
    opacity: 0.9;
    margin-bottom: var(--spacing-lg);
}

.contacto-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contacto-detail {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.1rem;
}

.detail-icon {
    font-size: 1.5rem;
}

/* === FORM === */
.contacto-form {
    background: rgba(0, 0, 0, 0.02);
    padding: var(--spacing-lg);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.form-group {
    position: relative;
    margin-bottom: var(--spacing-md);
}

.form-input {
    width: 100%;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.2);
    border: 2px solid rgba(0, 0, 0, 0.1);
    color: var(--text);
    font-family: 'Julius Sans One', sans-serif;
    font-size: 1rem;
    transition: all var(--transition-base);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(0, 0, 0, 0.1);
}

.form-input.error {
    border-color: var(--secondary);
}

.form-label {
    position: absolute;
    left: 1rem;
    top: 1rem;
    color: rgba(0, 0, 0, 0.5);
    transition: all var(--transition-base);
    pointer-events: none;
}

.form-input:focus + .form-label,
.form-input:not(:placeholder-shown) + .form-label {
    top: -0.8rem;
    left: 0.5rem;
    font-size: 0.85rem;
    color: var(--primary);
    background: var(--background);
    padding: 0 0.5rem;
}

.form-label-select {
    top: -0.8rem;
    left: 0.5rem;
    font-size: 0.85rem;
    background: var(--background);
    padding: 0 0.5rem;
}

.form-select {
    appearance: none;
    cursor: pointer;
}

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

.form-error {
    display: none;
    color: var(--secondary);
    font-size: 0.85rem;
    margin-top: var(--spacing-xs);
}

.form-group.error .form-error {
    display: block;
}

.btn-submit {
    width: 100%;
    position: relative;
}

.btn-loader {
    display: none;
    position: absolute;
    right: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--text);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: translateY(-50%) rotate(360deg); }
}

.btn-submit.loading .btn-text {
    opacity: 0.5;
}

.btn-submit.loading .btn-loader {
    display: block;
}

.form-success {
    display: none;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: rgba(118, 105, 233, 0.2);
    border: 1px solid var(--primary);
    margin-top: var(--spacing-md);
    animation: fadeInUp 0.5s ease;
}

.form-success.active {
    display: flex;
}

.success-icon {
    font-size: 1.5rem;
    color: var(--primary);
}

/* === FOOTER === */
.footer {
    padding: var(--spacing-lg) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: var(--spacing-xl);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.footer-logo {
    font-family: 'Gloria Hallelujah', cursive;
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
}

.footer-tagline {
    font-size: 0.9rem;
    opacity: 0.6;
}

.footer-links {
    display: flex;
    gap: var(--spacing-md);
}

.footer-links a {
    color: var(--text);
    text-decoration: none;
    font-size: 0.9rem;
    opacity: 0.7;
    transition: all var(--transition-fast);
}

.footer-links a:hover {
    opacity: 1;
    color: var(--primary);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    opacity: 0.6;
    font-size: 0.9rem;
}

/* === WHATSAPP BUTTON === */
.whatsapp-btn {
    position: fixed;
    bottom: var(--spacing-md);
    right: var(--spacing-md);
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text);
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: all var(--transition-base);
    animation: pulse 2s ease infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
    }
}

.whatsapp-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
}

.whatsapp-btn svg {
    width: 30px;
    height: 30px;
}

/* === RESPONSIVE === */
@media (max-width: 968px) {
    .nav {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: rgba(15, 15, 20, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: var(--spacing-lg);
        gap: var(--spacing-md);
        transition: left var(--transition-base);
    }
    
    .nav.active {
        left: 0;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .hero-ctas {
        flex-direction: column;
        align-items: center;
    }
    
    .contacto-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .footer-links {
        flex-direction: column;
    }
}

@media (max-width: 640px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .eventos-grid,
    .portfolio-grid,
    .diferenciais-grid {
        grid-template-columns: 1fr;
    }
    
    .eventos-filter {
        flex-direction: column;
    }
    
    .filter-btn {
        width: 100%;
    }
}

/* === UTILITY CLASSES === */
.reveal-left,
.reveal-right,
.reveal-up {
    opacity: 0;
}

.reveal-left.visible {
    animation: slideInLeft 0.8s ease both;
}

.reveal-right.visible {
    animation: slideInRight 0.8s ease both;
}

.reveal-up.visible {
    animation: fadeInUp 0.8s ease both;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

body.modal-open {
    overflow: hidden;
}