/* ================================================================
   Component Styles - 花莊/聚美綠能 Corporate Website
   ================================================================ */

/* -------------------------
   Buttons
   ------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-base);
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    cursor: pointer;
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

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

.btn-accent {
    background-color: var(--color-accent);
    color: var(--color-gray-900);
}

.btn-accent:hover {
    background-color: var(--color-accent-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-white:hover {
    background-color: var(--color-gray-100);
    transform: translateY(-2px);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-lg);
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
}

/* -------------------------
   Cards
   ------------------------- */
.card {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card-body {
    padding: var(--space-6);
}

.card-title {
    font-size: var(--text-xl);
    font-weight: 600;
    margin-bottom: var(--space-3);
    color: var(--color-gray-900);
}

.card-text {
    color: var(--color-gray-600);
    font-size: var(--text-base);
}

/* Glass Card */
.card-glass {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.card-glass:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.3);
}

/* -------------------------
   Navigation
   ------------------------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    padding: var(--space-4) 0;
    transition: all var(--transition-base);
}

/* Default state on hero - white text */
.navbar .navbar-logo-text {
    color: var(--color-white);
}

.navbar .navbar-link {
    color: rgba(255, 255, 255, 0.9);
}

.navbar .navbar-link:hover,
.navbar .navbar-link.active {
    color: var(--color-white);
}

.navbar .navbar-link::after {
    background-color: var(--color-accent);
}

.navbar .lang-switcher {
    border-left-color: rgba(255, 255, 255, 0.3);
}

.navbar .lang-btn {
    color: rgba(255, 255, 255, 0.7);
}

.navbar .lang-btn:hover,
.navbar .lang-btn.active {
    color: var(--color-white);
    background-color: rgba(255, 255, 255, 0.15);
}

.navbar .navbar-toggle span {
    background-color: var(--color-white);
}

/* Scrolled state - white bg, dark text */
.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
}

.navbar.scrolled .navbar-logo-text {
    color: var(--color-primary-dark);
}

.navbar.scrolled .navbar-link {
    color: var(--color-gray-700);
}

.navbar.scrolled .navbar-link:hover,
.navbar.scrolled .navbar-link.active {
    color: var(--color-primary);
}

.navbar.scrolled .navbar-link::after {
    background-color: var(--color-primary);
}

.navbar.scrolled .lang-switcher {
    border-left-color: var(--color-gray-300);
}

.navbar.scrolled .lang-btn {
    color: var(--color-gray-500);
}

.navbar.scrolled .lang-btn:hover,
.navbar.scrolled .lang-btn.active {
    color: var(--color-primary);
    background-color: var(--color-gray-100);
}

.navbar.scrolled .navbar-toggle span {
    background-color: var(--color-gray-700);
}

.navbar-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.navbar-logo img {
    height: 48px;
    width: auto;
}

.navbar-logo-text {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 700;
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.navbar-link {
    font-size: var(--text-base);
    font-weight: 500;
    position: relative;
    padding: var(--space-2) 0;
}

.navbar-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    transition: width var(--transition-base);
}

.navbar-link:hover::after,
.navbar-link.active::after {
    width: 100%;
}

/* Language Switcher */
.lang-switcher {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-left: var(--space-4);
    padding-left: var(--space-4);
    border-left: 1px solid;
}

.lang-btn {
    padding: var(--space-1) var(--space-2);
    font-size: var(--text-sm);
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

/* Mobile Menu */
.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-2);
}

.navbar-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-gray-700);
    transition: all var(--transition-base);
}

@media (max-width: 1024px) {
    .navbar-toggle {
        display: flex;
    }

    .navbar-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background-color: var(--color-white);
        flex-direction: column;
        align-items: flex-start;
        padding: var(--space-20) var(--space-8);
        gap: var(--space-4);
        box-shadow: var(--shadow-xl);
        transition: right var(--transition-base);
    }

    .navbar-menu.active {
        right: 0;
    }

    .navbar-link {
        font-size: var(--text-lg);
    }

    .lang-switcher {
        margin-left: 0;
        padding-left: 0;
        border-left: none;
        margin-top: var(--space-4);
        padding-top: var(--space-4);
        border-top: 1px solid var(--color-gray-200);
    }
}

/* -------------------------
   Section Headers
   ------------------------- */
.section-header {
    text-align: center;
    margin-bottom: var(--space-16);
}

.section-subtitle {
    display: inline-block;
    font-size: var(--text-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    margin-bottom: var(--space-3);
}

.section-title {
    font-size: var(--text-4xl);
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--space-4);
}

.section-desc {
    max-width: 600px;
    margin: 0 auto;
    color: var(--color-gray-600);
    font-size: var(--text-lg);
}

/* -------------------------
   Icon Box
   ------------------------- */
.icon-box {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
    color: var(--color-white);
    font-size: var(--text-2xl);
    margin-bottom: var(--space-4);
    transition: transform var(--transition-base);
}

.icon-box:hover {
    transform: scale(1.1) rotate(5deg);
}

.icon-box-sm {
    width: 48px;
    height: 48px;
    font-size: var(--text-xl);
}

.icon-box-lg {
    width: 80px;
    height: 80px;
    font-size: var(--text-3xl);
}

/* -------------------------
   Badge
   ------------------------- */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    background-color: var(--color-primary-light);
    color: var(--color-white);
}

.badge-accent {
    background-color: var(--color-accent);
    color: var(--color-gray-900);
}

/* -------------------------
   Divider
   ------------------------- */
.divider {
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    border-radius: var(--radius-full);
    margin: var(--space-6) 0;
}

.divider-center {
    margin-left: auto;
    margin-right: auto;
}

/* -------------------------
   Animations
   ------------------------- */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }

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

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }

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

@keyframes pulse {

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

    50% {
        transform: scale(1.05);
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease forwards;
}

.animate-fadeIn {
    animation: fadeIn 0.6s ease forwards;
}

.animate-slideInLeft {
    animation: slideInLeft 0.6s ease forwards;
}

.animate-slideInRight {
    animation: slideInRight 0.6s ease forwards;
}

.animate-float {
    animation: float 3s ease-in-out infinite;
}

/* Animation delay utilities */
.delay-100 {
    animation-delay: 100ms;
}

.delay-200 {
    animation-delay: 200ms;
}

.delay-300 {
    animation-delay: 300ms;
}

.delay-400 {
    animation-delay: 400ms;
}

.delay-500 {
    animation-delay: 500ms;
}

/* -------------------------
   Footer
   ------------------------- */
.footer {
    background-color: var(--color-primary-dark);
    color: var(--color-white);
    padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-12);
    margin-bottom: var(--space-12);
}

.footer-brand {
    max-width: 300px;
}

.footer-brand-logo {
    height: 48px;
    margin-bottom: var(--space-4);
}

.footer-brand-text {
    color: var(--color-gray-300);
    font-size: var(--text-sm);
    line-height: 1.7;
}

.footer-title {
    font-size: var(--text-lg);
    font-weight: 600;
    margin-bottom: var(--space-4);
    color: var(--color-white);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.footer-link {
    color: var(--color-gray-300);
    font-size: var(--text-sm);
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: var(--color-accent);
}

.footer-bottom {
    padding-top: var(--space-8);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.footer-copyright {
    color: var(--color-gray-400);
    font-size: var(--text-sm);
}

.footer-social {
    display: flex;
    gap: var(--space-4);
}

.footer-social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    transition: all var(--transition-base);
}

.footer-social-link:hover {
    background-color: var(--color-accent);
    color: var(--color-gray-900);
    transform: translateY(-3px);
}

@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 640px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}