:root {
    /* Color Palette */
    --color-primary: #D4A373;
    /* Champagne/Goldish */
    --color-secondary: #FAEDCD;
    /* Light Cream */
    --color-accent: #E0E1DD;
    /* Soft Grey/Silver */
    --color-text: #4A4A4A;
    /* Dark Grey */
    --color-heading: #2C3E50;
    --color-white: #FFFFFF;
    --color-bg: #FEFAFA;
    /* Very light pink/white */

    /* Fonts */
    --font-heading: 'Great Vibes', cursive;
    --font-body: 'Outfit', sans-serif;

    /* Spacing */
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
}

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

body {
    font-family: var(--font-body), sans-serif;
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
}

h1,
h2,
h3 {
    font-family: var(--font-heading);
    color: var(--color-heading);
    font-weight: 400;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: var(--spacing-lg) 0;
}

.section-title {
    font-size: 3.5rem;
    text-align: center;
    margin-bottom: 0.5rem;
    color: var(--color-primary);
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    margin-bottom: 3rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: #888;
}

/* Hero Section */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)), url('hero-bg-coffee.webp');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-white);
    position: relative;
    background-attachment: fixed;
    /* Parallax effect */
}

/* Fallback if image not loaded yet */
.hero {
    background-color: var(--color-primary);
}

.hero-content {
    z-index: 2;
}

.couple-names {
    font-size: 5rem;
    margin-bottom: 1rem;
    color: var(--color-white);
    text-shadow: 0 0 15px rgba(0, 0, 0, 0.6), 2px 2px 8px rgba(0, 0, 0, 0.8);
}

.couple-names span {
    font-size: 3rem;
    vertical-align: middle;
}

.date {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.venue {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    font-style: italic;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-button {
    display: inline-block;
    padding: 12px 30px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
    font-size: 0.9rem;
    border: 2px solid var(--color-primary);
}

.cta-button.secondary {
    background-color: transparent;
    border-color: var(--color-white);
}

.cta-button:hover {
    background-color: var(--color-white);
    color: var(--color-primary);
    border-color: var(--color-white);
}

.cta-button.secondary:hover {
    background-color: var(--color-white);
    color: var(--color-primary);
}

/* Gallery - Minimalist Frames */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    justify-items: center;
}

.frame {
    background-color: var(--color-white);
    padding: 15px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
    transform: rotate(0deg);
    transition: transform 0.3s ease;
}

.frame:nth-child(odd) {
    transform: rotate(-2deg);
}

.frame:nth-child(even) {
    transform: rotate(2deg);
}

.frame:hover {
    transform: rotate(0deg) scale(1.02);
    z-index: 10;
}

.gallery-img {
    width: 100%;
    height: 350px;
    /* Fixed height for consistency */
    object-fit: cover;
    display: block;
    filter: sepia(10%);
    /* Slight vintage touch */
}

/* Form Styles */
.wedding-form {
    max-width: 600px;
    margin: 0 auto;
    background: var(--color-white);
    padding: 3rem;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    border-top: 5px solid var(--color-primary);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #666;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-primary);
}

.submit-btn {
    width: 100%;
    padding: 14px;
    background-color: var(--color-text);
    color: var(--color-white);
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: background 0.3s;
}

.submit-btn:hover {
    background-color: var(--color-primary);
}

/* Gift Registry */
.gifts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.gift-card {
    background: var(--color-white);
    padding: 2rem;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    transition: translateY 0.3s;
    border: 1px solid transparent;
}

.gift-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-secondary);
}

.gift-card h3 {
    font-family: var(--font-body);
    /* Modern font for card titles */
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--color-primary);
}

.gift-card p {
    font-size: 0.9rem;
    color: #777;
    margin-bottom: 1.5rem;
}

.gift-btn {
    display: inline-block;
    padding: 8px 20px;
    border: 1px solid var(--color-primary);
    color: var(--color-primary);
    background: transparent;
    border-radius: 25px;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.85rem;
    transition: all 0.3s;
}

.gift-btn:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.gift-btn.primary {
    background: var(--color-primary);
    color: var(--color-white);
}

.gift-btn.primary:hover {
    background: #c38d5c;
}

.gift-card.taken {
    opacity: 0.5;
    pointer-events: none;
    filter: grayscale(100%);
    position: relative;
}

.gift-card.taken::after {
    content: 'Indisponível';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 10px 20px;
    border-radius: 4px;
    font-weight: bold;
    text-transform: uppercase;
}

/* Location Section */
.map-container {
    width: 100%;
    max-width: 1000px;
    margin: 0 auto;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: 5px solid var(--color-white);
}

.map-container iframe {
    width: 100%;
    height: 450px;
    display: block;
}

.location-info {
    text-align: center;
    margin-bottom: 2rem;
}

.location-info p {
    font-size: 1.1rem;
    color: #555;
    margin-top: 0.5rem;
}

/* Footer */
footer {
    background-color: var(--color-secondary);
    text-align: center;
    padding: 2rem;
    margin-top: 4rem;
    color: #666;
}

/* Utilities */
.hidden {
    display: none;
    opacity: 0;
}

.toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: rgba(44, 62, 80, 0.95);
    backdrop-filter: blur(5px);
    color: #fff;
    padding: 16px 32px;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    z-index: 3000;
    font-weight: 500;
    letter-spacing: 0.5px;
    animation: slideIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
    border-left: 4px solid var(--color-primary);
    transition: all 0.3s ease;
}

.toast.error {
    border-left-color: #e74c3c;
}

@keyframes slideIn {
    from {
        transform: translateX(100px);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Form Group Transitions */
.form-group {
    margin-bottom: 1.5rem;
    transition: all 0.4s ease;
    overflow: hidden;
    max-height: 200px;
}

.form-group.hidden {
    max-height: 0;
    margin-bottom: 0;
    opacity: 0;
    pointer-events: none;
    display: block; /* Overwrite utility if needed */
}

/* Page Animations */
body {
    animation: fadeInPage 1s ease-out;
}

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

/* Modal Styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

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

.modal-content {
    background-color: var(--color-white);
    padding: 2.5rem;
    border-radius: 8px;
    width: 90%;
    max-width: 500px;
    position: relative;
    transform: translateY(20px);
    transition: all 0.3s ease;
    border-top: 5px solid var(--color-primary);
}

.modal.active .modal-content {
    transform: translateY(0);
}

.close-modal {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 1.5rem;
    cursor: pointer;
    color: #999;
}

.close-modal:hover {
    color: var(--color-text);
}

.modal h3 {
    margin-bottom: 0.5rem;
    font-family: var(--font-body);
    color: var(--color-primary);
}

.modal p {
    margin-bottom: 2rem;
    font-size: 0.9rem;
    color: #666;
}

@media (max-width: 768px) {
    .hero {
        background-attachment: scroll;
        /* Fix for mobile background image issues */
    }

    .couple-names {
        font-size: 3.5rem;
    }

    .section-title {
        font-size: 2.8rem;
    }
}