/* ============================================
   LANDING PAGE - CARTA VIRTUAL RÉVEILLON
   ============================================ */

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 1rem 0;
    background: linear-gradient(180deg, rgba(10, 10, 15, 0.95) 0%, transparent 100%);
    transition: background var(--transition-normal);
}

.header.scrolled {
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(10px);
}

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

.logo {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--gold-light), var(--gold-main));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo span {
    font-weight: 400;
    opacity: 0.8;
}

.header-cta {
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 6rem 1rem 4rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 20%;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(201, 162, 39, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    max-width: 800px;
    position: relative;
    z-index: 10;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, rgba(114, 47, 55, 0.6), rgba(114, 47, 55, 0.3));
    border: 1px solid rgba(201, 162, 39, 0.3);
    border-radius: 50px;
    font-size: 0.875rem;
    color: var(--champagne);
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.6s ease forwards;
}

.hero-badge .sparkle {
    font-size: 1rem;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 5.5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.6s ease 0.1s forwards;
    opacity: 0;
}

.hero-title .highlight {
    display: block;
    background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold-main) 50%, var(--gold-light) 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 4s ease-in-out infinite;
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2.5vw, 1.5rem);
    color: var(--champagne);
    opacity: 0.9;
    margin-bottom: 2.5rem;
    animation: fadeInUp 0.6s ease 0.2s forwards;
    opacity: 0;
}

.hero-cta-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    animation: fadeInUp 0.6s ease 0.3s forwards;
    opacity: 0;
}

.hero-cta {
    font-size: 1.125rem;
    padding: 1.25rem 3rem;
}

.hero-price {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1rem;
    color: var(--champagne);
}

.hero-price .price-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gold-light);
}

.hero-price .price-original {
    text-decoration: line-through;
    opacity: 0.5;
    font-size: 0.875rem;
}

/* Decorative Elements */
.hero-decoration {
    position: absolute;
    pointer-events: none;
    opacity: 0.6;
}

.hero-decoration.envelope-left {
    top: 20%;
    left: 5%;
    font-size: 4rem;
    animation: float 4s ease-in-out infinite;
}

.hero-decoration.envelope-right {
    top: 30%;
    right: 5%;
    font-size: 3rem;
    animation: float 5s ease-in-out infinite 1s;
}

.hero-decoration.star-1 {
    top: 15%;
    left: 20%;
    font-size: 2rem;
    animation: sparkle 3s ease-in-out infinite;
}

.hero-decoration.star-2 {
    bottom: 25%;
    right: 15%;
    font-size: 1.5rem;
    animation: sparkle 4s ease-in-out infinite 0.5s;
}

/* How It Works Section */
.how-it-works {
    padding: 6rem 0;
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 4rem;
}

.section-title {
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.125rem;
    opacity: 0.8;
}

.steps-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.step-card {
    text-align: center;
    padding: 2.5rem 2rem;
    background: linear-gradient(180deg, rgba(201, 162, 39, 0.08) 0%, rgba(201, 162, 39, 0.02) 100%);
    border: 1px solid rgba(201, 162, 39, 0.15);
    border-radius: 24px;
    position: relative;
    transition: all var(--transition-normal);
}

.step-card:hover {
    transform: translateY(-5px);
    border-color: rgba(201, 162, 39, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.step-number {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--gold-main), var(--gold-light));
    border-radius: 50%;
    font-weight: 700;
    color: var(--bg-dark);
    font-size: 1.125rem;
}

.step-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    display: block;
}

.step-title {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--gold-light);
}

.step-description {
    font-size: 0.9375rem;
    opacity: 0.8;
    line-height: 1.6;
}

/* Features Section */
.features {
    padding: 4rem 0 6rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    max-width: 900px;
    margin: 0 auto;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    border: 1px solid rgba(201, 162, 39, 0.1);
    transition: all var(--transition-fast);
}

.feature-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(201, 162, 39, 0.2);
}

.feature-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.feature-text {
    font-size: 0.9375rem;
    color: var(--champagne);
}

/* CTA Section */
.cta-section {
    padding: 6rem 0;
    text-align: center;
    position: relative;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 800px;
    height: 100%;
    background: radial-gradient(ellipse at center, rgba(114, 47, 55, 0.2) 0%, transparent 70%);
    pointer-events: none;
}

.cta-content {
    position: relative;
    z-index: 10;
}

.cta-title {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: 1rem;
}

.cta-subtitle {
    font-size: 1.125rem;
    opacity: 0.8;
    margin-bottom: 2rem;
}

/* Footer */
.footer {
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid rgba(201, 162, 39, 0.1);
}

.footer-text {
    font-size: 0.875rem;
    opacity: 0.6;
}

.footer-text .heart {
    color: var(--wine);
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    background: linear-gradient(180deg, #1a1a2e 0%, #12121f 100%);
    border: 1px solid rgba(201, 162, 39, 0.3);
    border-radius: 24px;
    overflow: hidden;
    transform: scale(0.9) translateY(20px);
    transition: transform var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.modal-overlay.active .modal {
    transform: scale(1) translateY(0);
}

.modal-header {
    padding: 1.5rem 2rem;
    border-bottom: 1px solid rgba(201, 162, 39, 0.15);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}

.modal-title {
    font-size: 1.5rem;
    color: var(--gold-light);
}

.modal-close {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: none;
    border-radius: 50%;
    color: var(--champagne);
    font-size: 1.25rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--gold-light);
}

.modal-body {
    padding: 2rem;
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    padding: 1.5rem 2rem;
    border-top: 1px solid rgba(201, 162, 39, 0.15);
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    flex-shrink: 0;
}

/* Form Specific Styles */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

@media (max-width: 480px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* Photo Upload */
.photo-upload-area {
    border: 2px dashed rgba(201, 162, 39, 0.3);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
}

.photo-upload-area:hover {
    border-color: var(--gold-main);
    background: rgba(201, 162, 39, 0.05);
}

.photo-upload-area.dragover {
    border-color: var(--gold-light);
    background: rgba(201, 162, 39, 0.1);
}

.upload-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 1rem;
}

.upload-text {
    font-size: 0.9375rem;
    color: var(--champagne);
    margin-bottom: 0.5rem;
}

.upload-hint {
    font-size: 0.8125rem;
    opacity: 0.6;
}

.photo-input {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.photo-previews {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 1rem;
}

.photo-preview {
    position: relative;
    aspect-ratio: 1;
    border-radius: 12px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.05);
}

.photo-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.photo-remove {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.7);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 0.75rem;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.photo-remove:hover {
    background: var(--wine);
}

/* Wishes Input */
.wishes-container {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.wish-input-group {
    display: flex;
    gap: 0.5rem;
}

.wish-input-group .form-input {
    flex: 1;
}

.wish-remove {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(114, 47, 55, 0.3);
    border: 1px solid rgba(114, 47, 55, 0.5);
    border-radius: 12px;
    color: var(--champagne);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.wish-remove:hover {
    background: var(--wine);
    border-color: var(--wine);
}

.add-wish-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem;
    background: transparent;
    border: 1px dashed rgba(201, 162, 39, 0.3);
    border-radius: 12px;
    color: var(--gold-main);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.add-wish-btn:hover {
    border-color: var(--gold-light);
    background: rgba(201, 162, 39, 0.05);
}

/* Preview Modal - Estilo Carta Final */
.modal-preview {
    max-width: 550px;
}

.preview-body {
    padding: 0 !important;
}

.preview-letter {
    background: linear-gradient(180deg, rgba(26, 26, 46, 0.98) 0%, rgba(18, 18, 31, 0.98) 100%);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(201, 162, 39, 0.3);
    margin: 1rem;
}

/* Header da carta preview */
.preview-letter-header {
    padding: 1.5rem;
    text-align: center;
    background: linear-gradient(180deg, rgba(201, 162, 39, 0.15) 0%, transparent 100%);
    border-bottom: 1px solid rgba(201, 162, 39, 0.15);
}

.preview-letter-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 0.5rem;
}

.preview-letter-greeting {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--gold-light);
    margin-bottom: 0.25rem;
}

.preview-letter-names {
    font-size: 0.9375rem;
    color: var(--champagne);
    opacity: 0.9;
}

.preview-letter-names strong {
    color: var(--gold-light);
}

/* Fotos preview */
.preview-letter-photos {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    padding: 1.25rem;
    flex-wrap: wrap;
}

.preview-letter-photos:empty {
    display: none;
}

.preview-photo {
    width: 100px;
    height: 100px;
    border-radius: 12px;
    object-fit: cover;
    border: 2px solid rgba(201, 162, 39, 0.3);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.preview-photo:nth-child(1) { transform: rotate(-3deg); }
.preview-photo:nth-child(2) { transform: rotate(2deg); }
.preview-photo:nth-child(3) { transform: rotate(-2deg); }

/* Mensagem preview */
.preview-letter-message {
    padding: 0 1.5rem 1.25rem;
    text-align: center;
}

.preview-letter-message p {
    font-family: var(--font-display);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--champagne);
    font-style: italic;
    position: relative;
    padding: 0 1rem;
}

.preview-letter-message p::before {
    content: '"';
    position: absolute;
    left: -5px;
    top: -10px;
    font-size: 2rem;
    color: var(--gold-main);
    opacity: 0.4;
}

.preview-letter-message p::after {
    content: '"';
    position: absolute;
    right: -5px;
    bottom: -15px;
    font-size: 2rem;
    color: var(--gold-main);
    opacity: 0.4;
}

/* Desejos preview */
.preview-letter-wishes {
    padding: 1.25rem;
    background: linear-gradient(180deg, rgba(201, 162, 39, 0.08) 0%, transparent 100%);
    border-top: 1px solid rgba(201, 162, 39, 0.1);
}

.preview-letter-wishes:empty,
.preview-letter-wishes.hidden {
    display: none;
}

.preview-wishes-title {
    text-align: center;
    font-family: var(--font-display);
    font-size: 1rem;
    color: var(--gold-light);
    margin-bottom: 0.75rem;
}

.preview-wishes-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

.preview-wish {
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.2) 0%, rgba(114, 47, 55, 0.2) 100%);
    border: 1px solid rgba(201, 162, 39, 0.25);
    border-radius: 50px;
    font-size: 0.8125rem;
    color: var(--gold-light);
}

/* Countdown preview */
.preview-countdown {
    padding: 1rem 1.5rem;
    text-align: center;
    background: linear-gradient(180deg, transparent 0%, rgba(114, 47, 55, 0.08) 100%);
    border-top: 1px solid rgba(201, 162, 39, 0.1);
}

.preview-countdown-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--gold-main);
    display: block;
    margin-bottom: 0.5rem;
}

.preview-countdown-display {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.25rem;
}

.preview-countdown-item {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gold-light);
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 40px;
}

.preview-countdown-item small {
    font-size: 0.5rem;
    text-transform: uppercase;
    opacity: 0.6;
    font-weight: 400;
    letter-spacing: 0.05em;
}

.preview-countdown-separator {
    font-size: 1rem;
    color: var(--gold-main);
    opacity: 0.5;
    margin: 0 0.125rem;
}

/* Assinatura preview */
.preview-signature {
    padding: 1.25rem;
    text-align: center;
    border-top: 1px solid rgba(201, 162, 39, 0.1);
}

.preview-signature-text {
    font-family: var(--font-display);
    font-size: 1rem;
    color: var(--gold-light);
    font-style: italic;
    margin-bottom: 0.25rem;
}

.preview-signature-name {
    font-size: 0.9375rem;
    color: var(--champagne);
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 15, 0.9);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.loading-overlay.active {
    opacity: 1;
    visibility: visible;
}

.loading-spinner {
    width: 60px;
    height: 60px;
    border: 3px solid rgba(201, 162, 39, 0.2);
    border-top-color: var(--gold-light);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1.5rem;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-text {
    font-size: 1.125rem;
    color: var(--champagne);
}

/* Responsive */
@media (max-width: 768px) {
    .hero {
        padding: 5rem 1rem 3rem;
    }
    
    .hero-decoration {
        display: none;
    }
    
    .modal {
        max-height: 100vh;
        border-radius: 0;
    }
    
    .modal-header,
    .modal-body,
    .modal-footer {
        padding: 1.25rem;
    }
    
    .photo-previews {
        grid-template-columns: repeat(3, 1fr);
    }
}