/* 
  Wedding Design System - MOBILE-FIRST RADICAL VERSION
  Priority: Mobile Responsiveness
  Style: Sophisticated, Sharp, Minimalist
*/

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,700;1,400&family=Montserrat:wght@300;400;600&display=swap');

:root {
    --clr-champagne: #F7E7CE;
    --clr-white: #FFFFFF;
    --clr-blue-light: #F0F7FF;
    --clr-blue-navy: #001F3F;
    --clr-blue-accent: #0288D1;
    --clr-red-radical: #FF3B3F;
    --clr-text: #000B18;
    
    --padding-side: 5vw;
    --border-raw: 1px solid var(--clr-blue-navy);
    
    --ff-heading: 'Playfair Display', serif;
    --ff-body: 'Montserrat', sans-serif;

    --transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    overflow-x: hidden;
}

body {
    font-family: var(--ff-body);
    color: var(--clr-text);
    background-color: var(--clr-white);
    line-height: 1.4;
    overflow-x: hidden;
}

/* --- UTILS --- */
.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.btn-primary {
    display: inline-block;
    background: var(--clr-blue-navy);
    color: white;
    border: none;
    padding: 16px 32px;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.75rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    max-width: 100%;
    word-break: break-word;
}

.btn-primary:hover {
    background: var(--clr-blue-accent);
    transform: translateX(5px);
}

/* --- HERO: MOBILE FIRST --- */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--clr-blue-navy);
    color: var(--clr-white);
    position: relative;
    padding: 80px var(--padding-side);
}

.hero-sidebar {
    display: none; /* Hidden on mobile */
}

#main-logo {
    width: 120px;
    margin-bottom: 40px;
    align-self: flex-start;
}

.hero-content {
    margin-top: auto;
}

.wedding-names {
    font-family: var(--ff-heading);
    font-size: clamp(2.5rem, 10vw, 8rem);
    line-height: 0.9;
    letter-spacing: -2px;
    margin-bottom: 20px;
    color: #D4A574;
    overflow-wrap: break-word;
}

.wedding-date {
    font-size: 1rem;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--clr-champagne);
    margin-bottom: 15px;
}

.wedding-tagline {
    font-size: 0.9rem;
    opacity: 0.7;
    max-width: 300px;
}

/* --- SECTION HEADINGS --- */
.section-header {
    border-top: var(--border-raw);
    padding: 30px var(--padding-side);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.section-title {
    font-family: var(--ff-heading);
    font-size: clamp(2rem, 8vw, 4rem);
    color: var(--clr-blue-navy);
    text-transform: lowercase;
    font-style: italic;
}

.section-number {
    font-size: 0.8rem;
    font-weight: 600;
    opacity: 0.4;
}

/* --- INFO SECTION --- */
.info-grid {
    display: grid;
    grid-template-columns: 1fr;
    border-bottom: var(--border-raw);
}

.info-card {
    padding: 50px var(--padding-side);
    border-bottom: var(--border-raw);
}

.info-card h3 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--clr-blue-navy);
}

/* --- STORY --- */
.story-section {
    padding: 80px var(--padding-side);
    background: var(--clr-blue-light);
}

.story-content p {
    font-size: clamp(1.2rem, 4vw, 2rem);
    line-height: 1.5;
    color: var(--clr-blue-navy);
    max-width: 800px;
}

/* --- RSVP --- */
.rsvp-section {
    display: flex;
    flex-direction: column;
}

.rsvp-visual {
    background: var(--clr-blue-light);
    padding: 40px var(--padding-side);
    display: flex;
    justify-content: center;
    border-top: var(--border-raw);
}

.rsvp-form-container {
    padding: 60px var(--padding-side);
    background: var(--clr-white);
    border-top: var(--border-raw);
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
    color: var(--clr-blue-navy);
}

input, select, textarea {
    width: 100%;
    border: none;
    border-bottom: 1.5px solid var(--clr-blue-navy);
    padding: 12px 0;
    font-family: var(--ff-body);
    font-size: 1rem;
    background: transparent;
    border-radius: 0;
}

input:focus {
    outline: none;
    border-bottom-color: var(--clr-blue-accent);
}

/* --- GIFTS PAGE --- */
.section-header-gifts {
    background: var(--clr-blue-navy);
    color: white;
    padding: 80px 0 60px;
    text-align: center;
}

.back-link {
    color: var(--clr-champagne);
    text-decoration: none;
    font-size: 0.7rem;
    letter-spacing: 2px;
    font-weight: 600;
    margin-bottom: 20px;
    display: block;
}

.page-title {
    font-family: var(--ff-heading);
    font-size: clamp(2rem, 8vw, 4rem);
    margin-bottom: 10px;
    text-transform: lowercase;
}

.page-subtitle {
    font-size: 0.9rem;
    opacity: 0.7;
    letter-spacing: 1px;
}

.gifts-section {
    padding: 60px 0;
    background: var(--clr-blue-light);
}

.gifts-section .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--padding-side);
}

/* Progress Card */
.progress-card {
    background: white;
    padding: 30px;
    border: var(--border-raw);
    margin-bottom: 50px;
}

.progress-info {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 15px;
}

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

.progress-value {
    font-family: var(--ff-heading);
    font-size: 2rem;
    color: var(--clr-blue-navy);
}

.progress-bar-bg {
    height: 10px;
    background: #eee;
    border-radius: 5px;
    overflow: hidden;
}

#progress-fill {
    height: 100%;
    background: var(--clr-blue-accent);
    transition: width 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.progress-total {
    text-align: right;
    font-size: 0.8rem;
    margin-top: 10px;
    opacity: 0.5;
}

/* Gifts Grid */
.gifts-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

.gift-card {
    background: white;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: var(--transition);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}




.gift-img-container {
    height: 250px;
    overflow: hidden;
    background: var(--clr-blue-navy);
    position: relative;
}

.gift-img-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.23, 1, 0.32, 1);
}

.gift-card:hover .gift-img-container img {
    transform: scale(1.1);
}

.placeholder-img {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    width: 100%;
    color: white;
    font-family: var(--ff-heading);
    font-size: 1.2rem;
    font-weight: 800;
    text-transform: uppercase;
    text-align: center;
    padding: 20px;
    line-height: 1.1;
    letter-spacing: -1px;
    background: linear-gradient(45deg, var(--clr-blue-navy), var(--clr-blue-accent));
    background-size: 200% 200%;
    animation: gradientShift 5s ease infinite;
}

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

.gift-info {
    padding: 25px;
    text-align: center;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.gift-info h4 {
    font-family: var(--ff-heading);
    font-size: 1.1rem;
    color: var(--clr-blue-navy);
    margin-bottom: 15px;
}

.gift-price {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--clr-blue-accent);
    margin-bottom: 20px;
}

.btn-gift {
    width: 100%;
    padding: 15px;
    background: var(--clr-blue-navy);
    color: white;
    border: none;
    text-transform: uppercase;
    font-size: 0.7rem;
    letter-spacing: 2px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-gift:hover {
    background: var(--clr-blue-accent);
}

/* --- MODAL --- */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.8);
    padding: 20px;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    padding: 40px;
    width: 100%;
    max-width: 450px;
    text-align: center;
    border: 2px solid var(--clr-blue-navy);
}

.pix-qr {
    width: 150px;
    height: 150px;
    background: #f9f9f9;
    margin: 20px auto;
    border: 1px solid #ddd;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pix-key {
    background: var(--clr-blue-light);
    padding: 15px;
    font-size: 0.8rem;
    margin-bottom: 20px;
    word-break: break-all;
    border: 1px dashed var(--clr-blue-navy);
}

/* --- DESKTOP --- */
@media (min-width: 1024px) {
    :root {
        --padding-side: 8vw;
    }

    .hero {
        display: grid;
        grid-template-columns: 80px 1fr;
        padding: 0;
    }

    .hero-sidebar {
        display: flex;
        align-items: center;
        justify-content: center;
        background: var(--clr-blue-accent);
        height: 100vh;
    }

    .hero-sidebar span {
        writing-mode: vertical-rl;
        color: var(--clr-white);
        text-transform: uppercase;
        letter-spacing: 12px;
        font-size: 0.8rem;
        transform: rotate(180deg);
    }

    .hero-content {
        padding: 10vh var(--padding-side);
    }

    #main-logo {
        position: absolute;
        top: 5vh;
        right: 5vw;
        width: 150px;
    }

    .info-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .info-card {
        border-right: var(--border-raw);
        border-bottom: none;
    }

    .rsvp-section {
        flex-direction: row;
        min-height: 80vh;
    }

    .rsvp-visual, .rsvp-form-container {
        flex: 1;
    }

    .gifts-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* --- MUSIC PLAYER --- */
#music-player {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
}

#play-pause-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--clr-blue-navy);
    color: white;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

.footer {
    padding: 60px var(--padding-side);
    background: var(--clr-blue-navy);
    color: white;
    text-align: center;
}

/* --- THANK YOU MODAL --- */
.thank-you-content {
    position: relative;
    overflow: hidden;
    max-width: 500px;
    padding: 50px 40px;
    background: linear-gradient(135deg, #FFFEF9 0%, #F7E7CE 100%);
    border: 3px solid var(--clr-blue-navy);
}

.thank-you-icon {
    font-size: 4rem;
    margin-bottom: 10px;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.15); }
}

.thank-you-title {
    font-family: var(--ff-heading);
    font-size: clamp(1.5rem, 5vw, 2.2rem);
    color: var(--clr-blue-navy);
    line-height: 1.2;
    margin-bottom: 8px;
}

.thank-you-subtitle {
    font-size: 1rem;
    color: var(--clr-blue-navy);
    opacity: 0.8;
    margin-bottom: 15px;
}

.thank-you-message {
    font-size: 0.85rem;
    line-height: 1.6;
    color: var(--clr-text);
    opacity: 0.7;
    margin-bottom: 30px;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.thank-you-progress {
    background: white;
    border: 1px solid rgba(0, 31, 63, 0.15);
    border-radius: 12px;
    padding: 20px 25px;
    margin-bottom: 20px;
}

.thank-you-progress-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 12px;
}

.thank-you-progress-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    opacity: 0.5;
    font-weight: 600;
}

.thank-you-progress-value {
    font-family: var(--ff-heading);
    font-size: 1.8rem;
    color: var(--clr-blue-navy);
    font-weight: 700;
}

.thank-you-progress-bar {
    height: 12px;
    background: #eee;
    border-radius: 6px;
    overflow: hidden;
}

.thank-you-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--clr-blue-accent), #00B4D8);
    border-radius: 6px;
    transition: width 1.5s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
}

.thank-you-progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: shimmer 2s ease-in-out infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.thank-you-progress-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    margin-top: 8px;
    opacity: 0.5;
    font-weight: 600;
}

.thank-you-gift-info {
    display: flex;
    align-items: center;
    gap: 10px;
    background: white;
    border: 1px solid rgba(0, 31, 63, 0.1);
    border-radius: 8px;
    padding: 12px 18px;
    font-size: 0.85rem;
    color: var(--clr-blue-navy);
    font-weight: 600;
}

.thank-you-gift-badge {
    font-size: 1.5rem;
}

/* --- CONFETTI --- */
.confetti-piece {
    position: absolute;
    width: 8px;
    height: 8px;
    top: -10px;
    opacity: 0;
    border-radius: 2px;
    animation: confettiFall 3s ease-out forwards;
}

@keyframes confettiFall {
    0% { opacity: 1; transform: translateY(0) rotate(0deg); }
    100% { opacity: 0; transform: translateY(500px) rotate(720deg); }
}

/* --- GIFTED CARD IMPROVEMENTS --- */
.gift-card.gifted {
    opacity: 0.6;
    filter: grayscale(0.8);
    pointer-events: none;
    position: relative;
}

.gift-card.gifted .btn-gift {
    background: #999;
    cursor: not-allowed;
}

.gift-card.gifted::after {
    content: '✓ PRESENTEADO';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-15deg);
    font-family: var(--ff-heading);
    font-size: clamp(1.2rem, 4vw, 2rem);
    color: #fff;
    background: rgba(0, 31, 63, 0.85);
    border: 3px solid white;
    padding: 10px 25px;
    z-index: 10;
    white-space: nowrap;
    border-radius: 4px;
    letter-spacing: 2px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

/* --- EVENT LOCATION BUTTON --- */
.btn-location {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--clr-blue-navy);
    border: 2px solid var(--clr-blue-navy);
    color: white;
    padding: 18px 35px;
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 0.75rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 15px;
}

.btn-location:hover {
    background: var(--clr-blue-accent);
    border-color: var(--clr-blue-accent);
    color: white;
    transform: translateY(-2px);
}

.btn-location svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}