/* TSB - Terapéutica Salud y Bienestar 
   Design System Based on Logo Palette
*/

:root {
    /* Logo Colors */
    --primary-cyan: #28d6c0;
    --secondary-teal: #18abb2;
    --accent-light: #38e4db;

    /* UI Neutrals */
    --bg-white: #ffffff;
    --bg-soft: #f4fcfc;
    --text-dark: #1a3c40;
    --text-muted: #5a7d80;
    --glass-bg: rgba(255, 255, 255, 0.7);
    --border-color: rgba(40, 214, 192, 0.2);

    /* Gradients */
    --hero-gradient: linear-gradient(135deg, #28d6c0 0%, #18abb2 100%);
    --soft-gradient: linear-gradient(180deg, #f4fcfc 0%, #ffffff 100%);

    --shadow-soft: 0 10px 30px rgba(24, 171, 178, 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.4;
    }
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Montserrat', sans-serif;
    background-color: var(--bg-white);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

h1 {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
}

h2 {
    font-size: clamp(1.8rem, 5vw, 3rem);
}

h3 {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
}

.gradient-text {
    background: var(--hero-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Header & Nav */
header {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

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

.logo-container {
    display: flex;
    align-items: center;
    gap: 15px;
    text-decoration: none;
}

.logo-img {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 900;
    background: var(--hero-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    list-style: none;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary-cyan);
}

.nav-links li.nav-cta a {
    background: var(--hero-gradient);
    color: white !important;
    padding: 10px 24px;
    border-radius: 50px;
    font-weight: 700;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    height: 42px;
}

.nav-links li.nav-cta a:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: var(--shadow-soft);
}

.nav-links li.nav-donate a {
    background: #e84393;
    color: white !important;
    padding: 10px 24px;
    border-radius: 50px;
    font-weight: 700;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 42px;
}

.nav-links li.nav-donate a:hover {
    background: #ff7675;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(232, 67, 147, 0.3);
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        text-align: center;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        transform: translateY(-150%);
        transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 999;
    }

    .nav-links.active {
        transform: translateY(0);
    }

    .nav-links li.nav-cta {
        width: 100%;
    }
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    background: var(--soft-gradient);
    padding: 0 5%;
    position: relative;
    overflow: hidden;
}

.video-background-container {
    position: absolute;
    top: 0;
    right: 0;
    width: 55%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
    background: #fff;
}

.hero-video {
    width: 110%;
    /* Slightly wider to hide potential edges */
    height: 110%;
    /* Slightly taller to hide potential edges */
    top: -5%;
    left: -5%;
    position: absolute;
    object-fit: cover;
    pointer-events: none;
    /* Prevents interaction with YouTube UI */
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        linear-gradient(to right, #fff 0%, rgba(255, 255, 255, 0.6) 40%, rgba(255, 255, 255, 0) 100%),
        linear-gradient(to top, #fff 0%, rgba(255, 255, 255, 0) 35%);
    pointer-events: none;
}

.hero::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: var(--hero-gradient);
    filter: blur(150px);
    border-radius: 50%;
    top: -200px;
    right: -100px;
    opacity: 0.1;
}

.hero-content {
    max-width: 550px;
    z-index: 1;
}

.hero-content h1 {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-content p {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    color: var(--text-muted);
    margin-bottom: 2.5rem;
}

.btn-primary {
    background: var(--hero-gradient);
    color: white;
    padding: 1.2rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    display: inline-block;
    transition: var(--transition);
    box-shadow: 0 10px 20px rgba(24, 171, 178, 0.3);
}

.btn-primary:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(24, 171, 178, 0.4);
}

/* Services Section */
.services {
    padding: 100px 5%;
    background: #fff;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.service-card {
    padding: 40px;
    background: var(--bg-soft);
    border-radius: 20px;
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.service-card:hover {
    background: #fff;
    box-shadow: var(--shadow-soft);
    transform: translateY(-10px);
    border-color: var(--primary-cyan);
}

.service-card i {
    font-size: 2.5rem;
    margin-bottom: 20px;
    display: block;
    color: var(--primary-cyan);
}

/* Responsive */
/* Video Gallery Pillar */
.video-gallery {
    padding: 100px 5%;
    background: #fff;
}

.community-blogs-grid {
    display: grid;
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.video-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}


.video-item {
    background: #000;
    border-radius: 20px;
    overflow: hidden;
    position: relative;
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
}

.video-item iframe {
    width: 100%;
    aspect-ratio: 16/9;
}

.video-item.featured .video-info {
    padding: 30px;
    background: var(--bg-soft);
}

.video-subgrid {
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: repeat(2, 1fr);
    gap: 20px;
}

.video-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(24, 171, 178, 0.2);
}

.btn-secondary {
    border: 2px solid var(--primary-cyan);
    color: var(--secondary-teal);
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    display: inline-block;
    transition: var(--transition);
}

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

/* Search Bar Styles */
.search-container {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    gap: 10px;
    background: #fff;
    padding: 8px;
    border-radius: 50px;
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--border-color);
}

.search-container input {
    flex: 1;
    border: none;
    padding: 0 25px;
    font-family: inherit;
    font-size: 1rem;
    outline: none;
    border-radius: 50px;
}

.search-container button {
    background: var(--hero-gradient);
    color: white;
    border: none;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
}

.search-container button:hover {
    opacity: 0.9;
    transform: scale(1.02);
}


/* Community & Blog Pillar */
.community-blog {
    padding: 100px 5%;
    background: var(--bg-soft);
}

.community-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 50px;
    max-width: 1200px;
    margin: 0 auto;
}

.blog-preview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.blog-card {
    background: #fff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
}

.blog-image {
    height: 180px;
}

.blog-content {
    padding: 25px;
}

.tag {
    background: var(--bg-soft);
    color: var(--secondary-teal);
    padding: 5px 12px;
    border-radius: 5px;
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 10px;
    display: inline-block;
}

.read-more {
    color: var(--primary-cyan);
    text-decoration: none;
    font-weight: 700;
    margin-top: 15px;
    display: inline-block;
}

.community-card {
    background: #fff;
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--shadow-soft);
    text-align: center;
    border: 2px solid var(--primary-cyan);
}

.community-card i {
    font-size: 3rem;
    color: var(--primary-cyan);
    margin-bottom: 20px;
}

.stats {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin: 25px 0;
}

.stat strong {
    display: block;
    font-size: 1.5rem;
    color: var(--secondary-teal);
}

/* Social Initiative Pillar - Corre con Propósito */
.social-initiative {
    padding: 100px 5%;
    background: #fff;
}

.initiative-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    background: var(--bg-soft);
    padding: 60px;
    border-radius: 40px;
    border: 1px solid var(--border-color);
}

.badge {
    background: var(--hero-gradient);
    color: white;
    padding: 6px 15px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 20px;
    display: inline-block;
}

.impact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--secondary-teal);
    margin: 20px 0;
}

.cta-group {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    align-items: center;
}

@media (max-width: 992px) {

    .community-grid,
    .initiative-container {
        grid-template-columns: 1fr;
        padding: 40px;
    }

    .video-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hero {
        flex-direction: column;
        justify-content: center;
        text-align: center;
        padding-top: 80px;
    }

    .hero-content {
        max-width: 100%;
    }

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

    .video-background-container {
        position: relative;
        width: 100%;
        height: 300px;
        order: -1;
        margin-bottom: 30px;
    }

    .nav-links {
        display: none;
    }

    .video-subgrid {
        grid-template-columns: 1fr;
    }

    .video-gallery {
        padding: 60px 5%;
    }

    .search-container {
        flex-direction: column;
        border-radius: 20px;
        padding: 15px;
    }

    .search-container button {
        width: 100%;
    }
}

/* About Us Section Hover effects */
.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-cyan);
    box-shadow: 0 20px 40px rgba(40, 214, 192, 0.15);
}

.feature-card i {
    transition: var(--transition);
}

.feature-card:hover i {
    transform: scale(1.1);
}