:root {
    --color-primary: #ff6b8b;
    --color-secondary: #6a5af9;
    --color-accent: #4ecdc4;
    --color-dark: #292a3e;
    --color-light: #f8f9fa;
    --color-text: #333333;
    --color-text-light: #666666;
    --shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    --border-radius: 12px;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f9f7fe;
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Pantalla de carga */
#loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader-content {
    text-align: center;
    color: white;
}

.loader-heart {
    font-size: 4rem;
    margin-bottom: 20px;
    animation: heartbeat 1.2s infinite;
}

@keyframes heartbeat {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.1);
    }
}

.loader-text {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.loader-dots {
    display: flex;
    justify-content: center;
    margin-top: 20px;
}

.dot {
    width: 12px;
    height: 12px;
    background-color: white;
    border-radius: 50%;
    margin: 0 5px;
    animation: dotPulse 1.4s infinite ease-in-out;
}

.dot:nth-child(1) {
    animation-delay: -0.32s;
}

.dot:nth-child(2) {
    animation-delay: -0.16s;
}

@keyframes dotPulse {

    0%,
    80%,
    100% {
        transform: scale(0);
        opacity: 0.5;
    }

    40% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Navegación principal */
#main-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
    z-index: 1000;
    padding: 15px 0;
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.logo i {
    margin-right: 10px;
    font-size: 1.8rem;
}

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

.nav-links li {
    margin-left: 30px;
}

.nav-links a {
    text-decoration: none;
    color: var(--color-text);
    font-weight: 600;
    padding: 8px 12px;
    border-radius: var(--border-radius);
    transition: var(--transition);
    position: relative;
}

.nav-links a:hover {
    color: var(--color-primary);
    background-color: rgba(255, 107, 139, 0.1);
}

.nav-links a.active {
    color: var(--color-primary);
    background-color: rgba(255, 107, 139, 0.1);
}

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 12px;
    width: calc(100% - 24px);
    height: 3px;
    background-color: var(--color-primary);
    border-radius: 3px;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--color-primary);
    cursor: pointer;
}

/* Contenido principal */
main {
    padding-top: 80px;
}

.section {
    padding: 80px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.section.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.section-title {
    text-align: center;
    margin-bottom: 50px;
    position: relative;
}

.section-title h2 {
    font-size: 2.5rem;
    color: var(--color-dark);
    display: inline-block;
    margin-bottom: 15px;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, var(--color-primary), var(--color-secondary));
    border-radius: 2px;
}

.section-title p {
    color: var(--color-text-light);
    max-width: 600px;
    margin: 20px auto 0;
    font-size: 1.1rem;
}

/* Sección Inicio/Hero */
#inicio {
    min-height: calc(100vh - 80px);
    display: flex;
    align-items: center;
    background: linear-gradient(rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.9)),
        url('https://images.unsplash.com/photo-1518568814500-bf0f8d125f46?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 20px;
    background: linear-gradient(to right, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--color-text-light);
    margin-bottom: 30px;
}

.couple-names {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 40px 0;
}

.name {
    font-size: 2rem;
    font-weight: 700;
    padding: 15px 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.name-1 {
    background-color: var(--color-primary);
    color: white;
    transform: rotate(-5deg);
}

.heart-separator {
    margin: 0 20px;
    font-size: 3rem;
    color: var(--color-primary);
    animation: heartbeat 1.5s infinite;
}

.name-2 {
    background-color: var(--color-secondary);
    color: white;
    transform: rotate(5deg);
}

.love-date {
    font-size: 1.3rem;
    margin-top: 30px;
    color: var(--color-text-light);
}

.love-date i {
    color: var(--color-primary);
    margin-right: 10px;
}

/* Sección Galería */
.gallery-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.media-item {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    position: relative;
    cursor: pointer;
    height: 250px;
    transition: var(--transition);
}

.media-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.media-item img,
.media-item video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.media-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: white;
    padding: 15px;
    transform: translateY(100%);
    transition: var(--transition);
}

.media-item:hover .media-overlay {
    transform: translateY(0);
}

.media-controls {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 20px;
}

.btn {
    padding: 12px 25px;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

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

.btn-primary:hover {
    background-color: #ff4d6d;
    transform: translateY(-3px);
}

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

.btn-secondary:hover {
    background-color: #5849f8;
    transform: translateY(-3px);
}

.btn i {
    margin-right: 8px;
}

/* Modal de galería */
#media-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 1100;
    justify-content: center;
    align-items: center;
}

.modal-content {
    max-width: 90%;
    max-height: 90%;
    position: relative;
}

.modal-media {
    max-width: 100%;
    max-height: 80vh;
    border-radius: 10px;
}

.modal-close {
    position: absolute;
    top: -40px;
    right: 0;
    color: white;
    font-size: 2rem;
    background: none;
    border: none;
    cursor: pointer;
}

.modal-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: white;
    font-size: 2rem;
    background: rgba(255, 255, 255, 0.2);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.modal-nav:hover {
    background: rgba(255, 255, 255, 0.3);
}

.modal-prev {
    left: -70px;
}

.modal-next {
    right: -70px;
}

.modal-info {
    color: white;
    text-align: center;
    margin-top: 15px;
}

/* Sección Tiempo */
.timeline-container {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 30px;
    margin-bottom: 50px;
}

.timeline-item {
    flex: 1;
    min-width: 250px;
    background-color: white;
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.timeline-item:hover {
    transform: translateY(-10px);
}

.timeline-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--color-primary);
}

.timeline-title {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--color-dark);
}

.countdown {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-secondary);
    margin: 15px 0;
    font-family: monospace;
}

.countdown-label {
    color: var(--color-text-light);
    font-size: 0.9rem;
}

.age-display {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-primary);
    margin: 15px 0;
}

.event-list {
    margin-top: 40px;
}

.event-item {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 15px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    transition: var(--transition);
}

.event-item:hover {
    transform: translateX(10px);
}

.event-date {
    background: linear-gradient(to right, var(--color-primary), var(--color-secondary));
    color: white;
    width: 70px;
    height: 70px;
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin-right: 20px;
    flex-shrink: 0;
}

.event-day {
    font-size: 1.8rem;
    font-weight: 700;
}

.event-month {
    font-size: 0.9rem;
    text-transform: uppercase;
}

.event-details h4 {
    font-size: 1.3rem;
    margin-bottom: 5px;
    color: var(--color-dark);
}

.event-details p {
    color: var(--color-text-light);
}

/* Sección Recuerdos */
.memories-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
}

.memory-card {
    background-color: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.memory-card:hover {
    transform: translateY(-10px);
}

.memory-media {
    height: 200px;
    overflow: hidden;
}

.memory-media img,
.memory-media video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.memory-card:hover .memory-media img,
.memory-card:hover .memory-media video {
    transform: scale(1.1);
}

.memory-content {
    padding: 20px;
}

.memory-title {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--color-dark);
}

.memory-date {
    color: var(--color-primary);
    font-size: 0.9rem;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.memory-date i {
    margin-right: 5px;
}

.memory-description {
    color: var(--color-text-light);
    margin-bottom: 15px;
}

.memory-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    background-color: rgba(106, 90, 249, 0.1);
    color: var(--color-secondary);
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 0.8rem;
}

/* Sección Notas de Amor */
.notes-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
}

.note-card {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.note-card:hover {
    transform: translateY(-10px);
}

.note-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: linear-gradient(to bottom, var(--color-primary), var(--color-secondary));
}

.note-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.note-author {
    display: flex;
    align-items: center;
}

.author-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--color-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 10px;
    font-weight: 700;
}

.author-name {
    font-weight: 600;
    color: var(--color-dark);
}

.note-date {
    color: var(--color-text-light);
    font-size: 0.9rem;
}

.note-content {
    color: var(--color-text);
    line-height: 1.7;
    margin-bottom: 15px;
}

.add-note-form {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--shadow);
    max-width: 600px;
    margin: 40px auto 0;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--color-dark);
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(255, 107, 139, 0.2);
}

textarea.form-control {
    min-height: 150px;
    resize: vertical;
}

/* Sección Lugares */
.places-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
}

.place-card {
    background-color: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.place-card:hover {
    transform: translateY(-10px);
}

.place-image {
    height: 200px;
    overflow: hidden;
}

.place-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.place-card:hover .place-image img {
    transform: scale(1.1);
}

.place-content {
    padding: 20px;
}

.place-title {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--color-dark);
}

.place-location {
    color: var(--color-primary);
    font-size: 0.9rem;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.place-location i {
    margin-right: 5px;
}

.place-description {
    color: var(--color-text-light);
    margin-bottom: 15px;
}

.place-date {
    display: flex;
    align-items: center;
    color: var(--color-secondary);
    font-size: 0.9rem;
}

.place-date i {
    margin-right: 5px;
}

/* Pie de página */
footer {
    background-color: var(--color-dark);
    color: white;
    padding: 60px 20px 30px;
    margin-top: 80px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.footer-column h3 {
    font-size: 1.3rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-column h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background-color: var(--color-primary);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: #bbb;
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--color-primary);
    padding-left: 5px;
}

.copyright {
    text-align: center;
    margin-top: 50px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #bbb;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 992px) {
    .hero-title {
        font-size: 2.8rem;
    }

    .couple-names {
        flex-direction: column;
    }

    .heart-separator {
        margin: 15px 0;
        transform: rotate(90deg);
    }

    .modal-nav {
        position: static;
        transform: none;
        margin: 0 10px;
    }

    .modal-prev,
    .modal-next {
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
    }

    .modal-prev {
        left: 10px;
    }

    .modal-next {
        right: 10px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: white;
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links li {
        margin: 10px 0;
    }

    .mobile-menu-btn {
        display: block;
    }

    .section-title h2 {
        font-size: 2rem;
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .timeline-item {
        min-width: 100%;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.8rem;
    }

    .name {
        font-size: 1.5rem;
        padding: 12px 20px;
    }

    .section {
        padding: 60px 15px;
    }
}