/*
  ========================================
  Reusable Components
  ========================================
*/

/* Glass Card Base */
.glass-card {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 24px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
}

.glass-card:hover {
    background: rgba(255, 255, 255, 0.2);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.glass-card:focus-within {
    outline: 2px solid var(--green-primary);
    outline-offset: 4px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    transition: all 0.3s ease;
}

.header.scrolled {
    padding: 0;
    background: rgba(255, 255, 255, 0.18);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo img {
    height: 120px;
    width: auto;
    filter: drop-shadow(0 2px 12px rgba(58, 127, 106, 0.35));
    /* substantially increased visual presence via transform while preserving header height */
    transform: scale(3.20);
    transform-origin: left center;
    transition: transform 0.28s cubic-bezier(0.2,0.9,0.2,1);
}

.header.scrolled .logo img {
    /* maintain a proportionally large logo when header is scrolled */
    transform: scale(2.20);
}

/* Navigation */
.nav {
    display: flex;
    gap: 32px;
}

.nav a {
    color: #2d3748;
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    padding: 4px 0;
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--green-primary);
    transition: width 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav a:hover::after,
.nav a:focus-visible::after {
    width: 100%;
}

.nav a:focus-visible {
    outline: 2px solid var(--green-primary);
    outline-offset: 6px;
    border-radius: 4px;
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
    transition: all 0.3s ease;
}

.hamburger span {
    display: block;
    width: 28px;
    height: 2px;
    background: var(--green-primary);
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.hamburger.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
    transform: translateX(-20px);
}

.hamburger.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 88px;
    left: 0;
    width: 100%;
    height: 0;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    overflow: hidden;
    z-index: 999;
    transition: height 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.mobile-menu.active {
    height: auto;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    padding: 24px;
}

.mobile-nav-item {
    color: #2d3748;
    text-decoration: none;
    font-weight: 500;
    font-size: 18px;
    padding: 16px 20px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.1);
    margin-bottom: 12px;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(-20px);
}

.mobile-menu.active .mobile-nav-item {
    animation: cascadeIn 0.5s ease forwards;
}

.mobile-menu.active .mobile-nav-item:nth-child(1) { animation-delay: 0.1s; }
.mobile-menu.active .mobile-nav-item:nth-child(2) { animation-delay: 0.2s; }
.mobile-menu.active .mobile-nav-item:nth-child(3) { animation-delay: 0.3s; }
.mobile-menu.active .mobile-nav-item:nth-child(4) { animation-delay: 0.4s; }
.mobile-menu.active .mobile-nav-item:nth-child(5) { animation-delay: 0.5s; }

.mobile-nav-item:hover,
.mobile-nav-item:active {
    background: rgba(58, 127, 106, 0.15);
    transform: translateX(8px);
}

.mobile-nav-cta {
    background: rgba(58, 127, 106, 0.2);
    color: var(--green-primary);
    font-weight: 600;
    margin-top: 8px;
}

.mobile-nav-cta:hover,
.mobile-nav-cta:active {
    background: rgba(58, 127, 106, 0.3);
    box-shadow: 0 0 20px rgba(58, 127, 106, 0.3);
}

/* Buttons */
.btn-glass {
    padding: 12px 28px;
    border-radius: 20px;
    font-weight: 500;
    font-size: 15px;
    text-decoration: none;
    display: inline-block;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    cursor: pointer;
}

.btn-glass:focus-visible {
    outline: 2px solid var(--green-primary);
    outline-offset: 4px;
}

.btn-primary {
    background: rgba(58, 127, 106, 0.2);
    color: var(--green-primary);
    box-shadow: 0 0 20px rgba(58, 127, 106, 0.2);
}

.btn-primary:hover {
    background: rgba(58, 127, 106, 0.3);
    box-shadow: 0 0 30px rgba(58, 127, 106, 0.4);
    transform: translateY(-2px);
}

.btn-secondary {
    background: rgba(160, 114, 88, 0.15);
    color: var(--earth-tone);
}

.btn-secondary:hover {
    background: rgba(160, 114, 88, 0.25);
}

.btn-large {
    padding: 16px 36px;
    font-size: 16px;
    border-radius: 24px;
}

/* Footer */
.footer {
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    padding: 48px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-logo {
    display: block;
    margin-bottom: 20px;
}

.footer-logo img {
    display: block;
    width: 100%;
    max-width: 280px;
    height: auto;
    object-fit: contain;
}

.footer-col h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--green-primary);
}

.footer-col a,
.footer-col p {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #4a5568;
    text-decoration: none;
    font-size: 15px;
    line-height: 2;
    transition: color 0.25s ease;
}

.footer-col a svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    transition: all 0.25s ease;
}

.footer-col a:hover {
    color: var(--green-primary);
}

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    font-size: 14px;
    color: #718096;
    margin-bottom: 8px;
}

.developer-credit {
    font-size: 13px !important;
    opacity: 0.8;
}

.developer-credit a {
    color: var(--green-primary);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.25s ease;
}

.developer-credit a:hover {
    color: var(--green-secondary);
    text-decoration: underline;
}

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 72px;
    height: 72px;
    background: rgba(37, 211, 102, 0.3);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #25D366;
    box-shadow: 0 8px 32px rgba(37, 211, 102, 0.5), 0 0 60px rgba(37, 211, 102, 0.3);
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 999;
    animation: floatPulse 3s infinite ease-in-out;
}

.whatsapp-float svg {
    width: 36px;
    height: 36px;
    pointer-events: none;
}

.whatsapp-float:hover,
.whatsapp-float:focus-visible {
    background: rgba(37, 211, 102, 0.4);
    box-shadow: 0 12px 48px rgba(37, 211, 102, 0.7), 0 0 80px rgba(37, 211, 102, 0.4);
    transform: scale(1.15);
}

.whatsapp-float:focus-visible {
    outline: 3px solid rgba(37, 211, 102, 0.8);
    outline-offset: 4px;
}

.whatsapp-float:active {
    transform: scale(1.05);
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 120px;
    right: 32px;
    width: 72px;
    height: 72px;
    background: rgba(58, 127, 106, 0.3);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--green-primary);
    box-shadow: 0 8px 32px rgba(58, 127, 106, 0.5), 0 0 60px rgba(58, 127, 106, 0.3);
    transition: all 0.3s ease;
    z-index: 999;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    animation: floatPulse 3s infinite ease-in-out 1s;
}

.back-to-top svg {
    width: 32px;
    height: 32px;
}

.back-to-top:hover,
.back-to-top:focus-visible {
    background: rgba(58, 127, 106, 0.4);
    box-shadow: 0 12px 48px rgba(58, 127, 106, 0.7), 0 0 80px rgba(58, 127, 106, 0.4);
    transform: translateY(-6px) scale(1.15);
}

.back-to-top:focus-visible {
    outline: 3px solid rgba(58, 127, 106, 0.8);
    outline-offset: 4px;
}

.back-to-top:active {
    transform: translateY(-2px) scale(1.05);
}

.back-to-top svg {
    pointer-events: none;
}

/* Contact Modal */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

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

.modal-content {
    max-width: 540px;
    width: 100%;
    padding: 48px;
    position: relative;
    transform: scale(0.9) translateY(20px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    max-height: 90vh;
    overflow-y: auto;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.4);
}

.modal-content:hover {
    background: rgba(255, 255, 255, 0.85);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    transform: scale(1);
}

.modal-overlay.active .modal-content {
    transform: scale(1) translateY(0);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.25s ease;
    color: #2d3748;
}

.modal-close:hover,
.modal-close:focus-visible {
    background: rgba(255, 255, 255, 0.3);
    transform: rotate(90deg);
}

.modal-close:focus-visible {
    outline: 2px solid var(--green-primary);
    outline-offset: 2px;
}

.modal-close svg {
    width: 20px;
    height: 20px;
}

.modal-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--green-primary);
    margin-bottom: 8px;
}

.modal-subtitle {
    font-size: 16px;
    color: #4a5568;
    margin-bottom: 32px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 14px;
    font-weight: 500;
    color: var(--green-primary);
}

.form-group input,
.form-group textarea {
    padding: 14px 18px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.4);
    background: rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    font-size: 15px;
    color: #2d3748;
    font-family: 'Inter', sans-serif;
    transition: all 0.25s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--green-primary);
    background: rgba(255, 255, 255, 0.6);
    box-shadow: 0 0 0 4px rgba(58, 127, 106, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #a0aec0;
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.contact-form .btn-glass {
    margin-top: 12px;
    width: 100%;
    text-align: center;
}