:root {
    --primary-taupe: #A47764;
    --text-main: #868686;
    --bg-light: #F5F5F5;
    --white: #FFFFFF;
    --black: #333333;
    --border-soft: rgba(164, 119, 100, 0.2);
    --glass-white: rgba(255, 255, 255, 0.8);
}

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

html {
    scroll-behavior: smooth;
}

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

h1,
h2,
h3,
.nav-link {
    font-family: 'Raleway', sans-serif;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--primary-taupe);
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: var(--glass-white);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 2rem;
    display: flex;
    justify-content: center;
    border-bottom: 1px solid var(--border-soft);
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-link {
    text-decoration: none;
    font-size: 0.8rem;
    transition: 0.3s;
}

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

/* Hero Section */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.2)), url('https://images.unsplash.com/photo-1519741497674-611481863552?auto=format&fit=crop&q=80&w=2000') center/cover no-repeat;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: var(--white);
    text-align: center;
    padding: 0 1rem;
}

.hero-logo {
    width: 120px;
    height: 120px;
    border: 2px solid var(--white);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2.5rem;
    font-family: 'Raleway', sans-serif;
    margin-bottom: 2rem;
}

.hero h1 {
    color: var(--white);
    font-size: 3.5rem;
    margin-bottom: 0.5rem;
}

.hero p {
    font-size: 1.25rem;
    letter-spacing: 0.2em;
}

/* Standard Sections */
section {
    padding: 5rem 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 50px;
    height: 2px;
    background: var(--primary-taupe);
    margin: 1rem auto;
}

/* Countdown */
.countdown-box {
    background: var(--white);
    padding: 3rem;
    border-radius: 12px;
    box-shadow: 0 15px 45px rgba(0, 0, 0, 0.08);
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: -5rem;
    position: relative;
    z-index: 10;
    border: 1px solid var(--border-soft);
}

.countdown-item {
    text-align: center;
}

.countdown-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-taupe);
    display: block;
}

.countdown-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Grid Layouts */
.padrinhos-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    max-width: 900px;
    margin-bottom: 2rem;
}

/* Recados (Message Board) */
.message-board {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
}

.message-form {
    background: transparent;
    padding: 0;
}

.message-card {
    background: var(--white);
    padding: 3rem;
    border: 1px solid var(--border-soft);
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.02);
}

.message-card label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary-taupe);
    margin-bottom: 0.5rem;
}

.message-card input[type="text"],
.message-card input[type="email"],
.message-card textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid var(--border-soft);
    border-radius: 8px;
    outline: none;
    transition: 0.3s;
    background: var(--white);
    font-family: 'Lato', sans-serif;
    font-size: 1rem;
    color: var(--text-main);
    box-sizing: border-box;
}

.message-card textarea {
    resize: vertical;
}

.message-card input:focus,
.message-card textarea:focus {
    border-color: var(--primary-taupe);
    box-shadow: 0 0 0 4px rgba(164, 119, 100, 0.1);
}

/* Responsive */
@media (max-width: 768px) {
    .padrinhos-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 2rem;
    }
}

.padrinho-card {
    text-align: center;
}

.padrinho-img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: 50%;
    margin-bottom: 1.5rem;
    filter: grayscale(0.2);
    transition: 0.5s ease;
    border: 1px solid var(--border-soft);
    padding: 5px;
}

.padrinho-img:hover {
    filter: grayscale(0);
}

/* Gift Registry Filters */
.filter-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
    justify-content: center;
    align-items: center;
}

.filter-group {
    flex: 1;
    min-width: 200px;
    max-width: 300px;
}

.filter-group input,
.filter-group select {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid var(--border-soft);
    border-radius: 8px;
    outline: none;
    background-color: var(--white);
    color: var(--text-main);
    font-family: 'Lato', sans-serif;
    font-size: 0.9rem;
    transition: 0.3s ease;
}

.filter-group input:focus,
.filter-group select:focus {
    border-color: var(--primary-taupe);
    box-shadow: 0 0 0 3px rgba(164, 119, 100, 0.1);
}

.filter-group select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23A47764' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1em;
    cursor: pointer;
}

/* Gift Registry */
.registry-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.registry-item {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 20px;
    text-align: center;
    border: 1px solid var(--border-soft);
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
}

.registry-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(164, 119, 100, 0.15);
    border-color: var(--primary-taupe);
}

.gift-btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: var(--primary-taupe);
    color: var(--white);
    text-decoration: none;
    font-size: 0.8rem;
    margin-top: 1rem;
    border-radius: 30px;
    border: none;
    transition: 0.3s;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
}

.gift-btn:hover {
    background: var(--black);
    transform: translateY(-2px);
}

#load-more-gifts {
    transition: all 0.3s ease;
}

#load-more-gifts:hover {
    box-shadow: 0 5px 15px rgba(164, 119, 100, 0.3);
}

/* Modal Estilos */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.5);
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: var(--white);
    margin: auto;
    padding: 3rem 2rem;
    border: 1px solid #888;
    width: 90%;
    max-width: 400px;
    border-radius: 20px;
    text-align: center;
    position: relative;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.15);
}

.close-modal {
    color: #aaa;
    position: absolute;
    top: 15px;
    right: 25px;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
}

.close-modal:hover,
.close-modal:focus {
    color: var(--black);
    text-decoration: none;
    cursor: pointer;
}

/* RSVP Form */
.rsvp-form {
    background: transparent;
    padding: 0;
    max-width: 800px;
    margin: 0 auto;
}

.rsvp-card {
    background: var(--white);
    padding: 2rem;
    border: 1px solid var(--border-soft);
    border-radius: 8px;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.02);
}

.rsvp-inline {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.form-group label {
    display: block;
    font-size: 1rem;
    font-weight: 700;
    color: var(--primary-taupe);
    margin-bottom: 0.2rem;
}

.label-subtitle {
    display: block;
    font-size: 0.8rem;
    color: #999;
    margin-bottom: 1rem;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"] {
    width: 100%;
    padding: 1rem;
    border: 1px solid var(--border-soft);
    border-radius: 8px;
    outline: none;
    transition: 0.3s;
    background: var(--white);
    font-family: 'Lato', sans-serif;
}

.form-group input:focus {
    border-color: var(--primary-taupe);
    box-shadow: 0 0 0 4px rgba(164, 119, 100, 0.1);
}

/* Custom Radio Buttons */
.radio-group {
    display: flex;
    gap: 1rem;
}

.radio-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 2rem;
    border: 1px solid var(--border-soft);
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--primary-taupe);
    font-weight: 600;
    transition: 0.3s ease;
}

.radio-label input {
    display: none;
}

.radio-custom {
    width: 16px;
    height: 16px;
    border: 2px solid var(--border-soft);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: 0.3s ease;
}

.radio-label input:checked+.radio-custom {
    border-color: var(--primary-taupe);
}

.radio-label input:checked+.radio-custom::after {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--primary-taupe);
    border-radius: 50%;
}

.radio-label:has(input:checked) {
    border-color: var(--primary-taupe);
    background-color: rgba(164, 119, 100, 0.05);
}

.submit-btn {
    width: 100%;
    padding: 1.2rem;
    background: var(--primary-taupe);
    color: var(--white);
    border: none;
    border-radius: 8px;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    cursor: pointer;
    transition: 0.3s;
    font-weight: 600;
    margin-top: 1rem;
}

.submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.submit-btn:hover:not(:disabled) {
    background: var(--black);
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .countdown-box {
        gap: 1rem;
        flex-wrap: wrap;
        padding: 1.5rem;
    }

    .casal-container {
        flex-direction: row !important;
        gap: 1rem !important;
    }

    .casal-profile img {
        width: 150px !important;
        height: 150px !important;
    }
}