/**
 * TESSERA TRANSITION ANIMATION
 * Animação elegante de transição entre seções do formulário
 * Tema: "Weaving Your Legacy"
 * Data: 30 de outubro de 2025
 */

/* ============================================
   OVERLAY DE TRANSIÇÃO
   ============================================ */

.tessera-transition-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(201, 169, 97, 0.95) 0%,
        rgba(212, 175, 55, 0.95) 50%,
        rgba(184, 134, 11, 0.95) 100%
    );
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

.tessera-transition-overlay.active {
    opacity: 1;
    pointer-events: all;
}

/* ============================================
   LOGO TESSERA ANIMADO
   ============================================ */

.tessera-logo-container {
    margin-bottom: 40px;
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.tessera-transition-overlay.active .tessera-logo-container {
    opacity: 1;
    transform: scale(1);
    transition-delay: 0.2s;
}

.tessera-logo-text {
    font-family: 'Georgia', serif;
    font-size: 48px;
    font-weight: 700;
    letter-spacing: 4px;
    color: #1a1a1a;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    margin: 0;
}

/* ============================================
   TEXTO "WEAVING YOUR LEGACY"
   ============================================ */

.tessera-message-container {
    text-align: center;
    max-width: 600px;
    padding: 0 20px;
}

.tessera-message {
    font-family: 'Georgia', serif;
    font-size: 28px;
    font-weight: 400;
    font-style: italic;
    color: #1a1a1a;
    margin: 0 0 20px 0;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.tessera-transition-overlay.active .tessera-message {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.4s;
}

.tessera-submessage {
    font-family: 'Arial', sans-serif;
    font-size: 16px;
    color: rgba(26, 26, 26, 0.8);
    margin: 0;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.6s ease;
}

.tessera-transition-overlay.active .tessera-submessage {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.6s;
}

/* ============================================
   ANIMAÇÃO DE TECELAGEM (WEAVING)
   ============================================ */

.weaving-animation {
    position: relative;
    width: 200px;
    height: 80px;
    margin: 30px auto 0;
    opacity: 0;
    transition: opacity 0.6s ease;
}

.tessera-transition-overlay.active .weaving-animation {
    opacity: 1;
    transition-delay: 0.3s;
}

/* Linhas horizontais (trama) */
.weaving-line {
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, transparent, #1a1a1a, transparent);
    animation: weave-horizontal 2s ease-in-out infinite;
}

.weaving-line:nth-child(1) {
    top: 20px;
    width: 0;
    left: 50%;
    animation-delay: 0s;
}

.weaving-line:nth-child(2) {
    top: 40px;
    width: 0;
    left: 50%;
    animation-delay: 0.3s;
}

.weaving-line:nth-child(3) {
    top: 60px;
    width: 0;
    left: 50%;
    animation-delay: 0.6s;
}

/* Linhas verticais (urdidura) */
.weaving-vertical {
    position: absolute;
    width: 2px;
    background: linear-gradient(180deg, transparent, rgba(26, 26, 26, 0.5), transparent);
    animation: weave-vertical 2s ease-in-out infinite;
}

.weaving-vertical:nth-child(4) {
    left: 60px;
    height: 0;
    top: 50%;
    animation-delay: 0.2s;
}

.weaving-vertical:nth-child(5) {
    left: 100px;
    height: 0;
    top: 50%;
    animation-delay: 0.5s;
}

.weaving-vertical:nth-child(6) {
    left: 140px;
    height: 0;
    top: 50%;
    animation-delay: 0.8s;
}

@keyframes weave-horizontal {
    0% {
        width: 0;
        left: 50%;
    }
    50% {
        width: 200px;
        left: 0;
    }
    100% {
        width: 0;
        left: 50%;
    }
}

@keyframes weave-vertical {
    0% {
        height: 0;
        top: 50%;
    }
    50% {
        height: 80px;
        top: 0;
    }
    100% {
        height: 0;
        top: 50%;
    }
}

/* ============================================
   BRILHO DOURADO SUTIL
   ============================================ */

.golden-shimmer {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 215, 0, 0.2) 50%,
        transparent 100%
    );
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0% {
        left: -100%;
    }
    50% {
        left: 100%;
    }
    100% {
        left: 100%;
    }
}

/* ============================================
   MENSAGENS PERSONALIZADAS POR SEÇÃO
   ============================================ */

.tessera-transition-overlay[data-from-section="1"] .tessera-message::after {
    content: 'Your vision is taking shape...';
}

.tessera-transition-overlay[data-from-section="2"] .tessera-message::after {
    content: 'Building your story...';
}

.tessera-transition-overlay[data-from-section="3"] .tessera-message::after {
    content: 'Weaving your values...';
}

.tessera-transition-overlay[data-from-section="4"] .tessera-message::after {
    content: 'Crafting your future...';
}

.tessera-transition-overlay[data-from-section="5"] .tessera-message::after {
    content: 'Almost there...';
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
    .tessera-logo-text {
        font-size: 36px;
        letter-spacing: 3px;
    }
    
    .tessera-message {
        font-size: 22px;
    }
    
    .tessera-submessage {
        font-size: 14px;
    }
    
    .weaving-animation {
        width: 150px;
        height: 60px;
    }
    
    .weaving-line:nth-child(1) { top: 15px; }
    .weaving-line:nth-child(2) { top: 30px; }
    .weaving-line:nth-child(3) { top: 45px; }
    
    .weaving-vertical:nth-child(4) { left: 45px; }
    .weaving-vertical:nth-child(5) { left: 75px; }
    .weaving-vertical:nth-child(6) { left: 105px; }
    
    @keyframes weave-horizontal {
        0%, 100% { width: 0; left: 50%; }
        50% { width: 150px; left: 0; }
    }
    
    @keyframes weave-vertical {
        0%, 100% { height: 0; top: 50%; }
        50% { height: 60px; top: 0; }
    }
}

@media (max-width: 480px) {
    .tessera-logo-text {
        font-size: 28px;
        letter-spacing: 2px;
    }
    
    .tessera-message {
        font-size: 18px;
    }
    
    .tessera-submessage {
        font-size: 13px;
    }
    
    .weaving-animation {
        width: 120px;
        height: 50px;
    }
}

/* ============================================
   PARTÍCULAS DOURADAS FLUTUANTES
   ============================================ */

.golden-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: radial-gradient(circle, #FFD700, transparent);
    border-radius: 50%;
    opacity: 0;
    animation: float-up 3s ease-in-out infinite;
}

.particle:nth-child(1) { left: 10%; animation-delay: 0s; }
.particle:nth-child(2) { left: 20%; animation-delay: 0.3s; }
.particle:nth-child(3) { left: 30%; animation-delay: 0.6s; }
.particle:nth-child(4) { left: 40%; animation-delay: 0.9s; }
.particle:nth-child(5) { left: 50%; animation-delay: 1.2s; }
.particle:nth-child(6) { left: 60%; animation-delay: 0.4s; }
.particle:nth-child(7) { left: 70%; animation-delay: 0.7s; }
.particle:nth-child(8) { left: 80%; animation-delay: 1.0s; }
.particle:nth-child(9) { left: 90%; animation-delay: 1.3s; }
.particle:nth-child(10) { left: 15%; animation-delay: 0.5s; }
.particle:nth-child(11) { left: 25%; animation-delay: 0.8s; }
.particle:nth-child(12) { left: 35%; animation-delay: 1.1s; }
.particle:nth-child(13) { left: 45%; animation-delay: 0.2s; }
.particle:nth-child(14) { left: 55%; animation-delay: 0.6s; }
.particle:nth-child(15) { left: 65%; animation-delay: 0.9s; }
.particle:nth-child(16) { left: 75%; animation-delay: 1.2s; }
.particle:nth-child(17) { left: 85%; animation-delay: 0.3s; }
.particle:nth-child(18) { left: 95%; animation-delay: 0.7s; }
.particle:nth-child(19) { left: 5%; animation-delay: 1.0s; }
.particle:nth-child(20) { left: 50%; animation-delay: 0.4s; }

@keyframes float-up {
    0% {
        bottom: 0;
        opacity: 0;
        transform: translateX(0) scale(0.5);
    }
    10% {
        opacity: 0.8;
    }
    50% {
        opacity: 1;
        transform: translateX(20px) scale(1);
    }
    100% {
        bottom: 100%;
        opacity: 0;
        transform: translateX(-20px) scale(0.5);
    }
}

/* ============================================
   PULSO DE LUZ NO LOGO
   ============================================ */

.tessera-logo-text {
    position: relative;
    animation: logo-pulse 2s ease-in-out infinite;
}

@keyframes logo-pulse {
    0%, 100% {
        text-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    }
    50% {
        text-shadow: 
            0 2px 10px rgba(0, 0, 0, 0.1),
            0 0 20px rgba(255, 215, 0, 0.3),
            0 0 30px rgba(255, 215, 0, 0.2);
    }
}

/* ============================================
   GRADIENTE ANIMADO NO FUNDO
   ============================================ */

.tessera-transition-overlay {
    background: linear-gradient(
        135deg,
        rgba(201, 169, 97, 0.95) 0%,
        rgba(212, 175, 55, 0.95) 50%,
        rgba(184, 134, 11, 0.95) 100%
    );
    background-size: 200% 200%;
    animation: gradient-shift 3s ease infinite;
}

@keyframes gradient-shift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* ============================================
   BRILHO NAS PALAVRAS-CHAVE
   ============================================ */

.tessera-message {
    position: relative;
}

.tessera-message::before {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    background: radial-gradient(circle, rgba(255, 215, 0, 0.2), transparent);
    opacity: 0;
    animation: word-glow 2s ease-in-out infinite;
    border-radius: 10px;
    z-index: -1;
}

@keyframes word-glow {
    0%, 100% {
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */

@media (prefers-reduced-motion: reduce) {
    .tessera-transition-overlay,
    .tessera-logo-container,
    .tessera-message,
    .tessera-submessage,
    .weaving-animation {
        transition: none !important;
        animation: none !important;
    }
    
    .weaving-line,
    .weaving-vertical {
        animation: none !important;
        opacity: 0.5;
    }
    
    .golden-shimmer {
        animation: none !important;
        display: none;
    }
}