/* =========================================
   Modern UI/UX Design System (Shared Contact Edition)
   ========================================= */

.l-container-panel{
    margin: 2rem auto;
}

.modern-contact-wrapper {
    font-family: 'Inter', 'Noto Sans TC', sans-serif;
    color: var(--text-main, #334155);
}

/* Colors & Themes */
.text-theme { color: var(--theme-primary) !important; }
.bg-light-theme { background-color: var(--theme-primary-light, rgba(0,0,0,0.05)) !important; }
.bg-theme { background-color: var(--theme-primary) !important; }
.border-theme { border-color: var(--theme-primary) !important; }
.border-left-theme { border-left: 4px solid var(--theme-primary); }

.badge-theme {
    background-color: var(--theme-primary);
    color: white;
}
.badge-outline-theme {
    border: 1px solid var(--theme-primary);
    color: var(--theme-primary);
}

.rounded-xl { border-radius: 1.25rem !important; }
.transition-smooth { transition: var(--transition-smooth, 0.3s cubic-bezier(0.4, 0, 0.2, 1)); }
.hover-shadow:hover { box-shadow: 0 4px 15px var(--theme-primary-shadow, rgba(0,0,0,0.1)) !important; transform: translateY(-2px); }

/* Custom Design Elements for Left Cards */
.icon-circle {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.card-deco-line {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--theme-primary), var(--theme-secondary));
}

/* Hero Section */
.icon-wrapper {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100px;
    height: 100px;
}
.icon-bg-glow {
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--theme-primary-glow, rgba(0,0,0,0.1)), var(--theme-secondary-glow, rgba(0,0,0,0.05)));
    border-radius: 50%;
    filter: blur(10px);
    transform: scale(1.2);
}
.text-gradient {
    font-size: 3.5rem;
    background: linear-gradient(135deg, var(--theme-primary), var(--theme-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
    z-index: 1;
}
.modern-title {
    color: var(--theme-secondary);
    letter-spacing: -0.5px;
}
.modern-title span {
    font-size: 1rem;
    font-weight: normal;
    color: var(--theme-primary);
    margin-left: 8px;
}
.section-title {
    color: var(--theme-secondary);
    font-weight: 700;
    font-size: 1.15rem;
    border-bottom: 2px solid var(--input-border, #e2e8f0);
    padding-bottom: 0.75rem;
}
.section-title-sm {
    color: var(--theme-secondary);
    font-weight: 700;
    font-size: 1rem;
}

/* Input Groups */
.modern-input-group label {
    font-weight: 600;
    color: var(--text-main, #334155);
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}
.modern-input-group input.form-control,
.modern-input-group textarea.form-control,
.modern-input-group select.form-control {
    border: 2px solid var(--input-border, #e2e8f0);
    border-radius: var(--radius-sm, 8px);
    padding: 0.6rem 1rem;
    font-size: 1rem;
    transition: var(--transition-smooth, 0.3s cubic-bezier(0.4, 0, 0.2, 1));
    background-color: #f8fafc;
    box-shadow: none !important;
}
.modern-input-group input.form-control:focus,
.modern-input-group textarea.form-control:focus,
.modern-input-group select.form-control:focus {
    border-color: var(--theme-secondary);
    background-color: #fff;
    box-shadow: 0 0 0 4px var(--input-focus-ring) !important;
}
.modern-input-group textarea.form-control {
    min-height: 120px;
    resize: vertical;
}

.form-control.is-invalid {
    border-color: #dc3545 !important;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='none' stroke='%23dc3545' viewBox='0 0 12 12'%3e%3ccircle cx='6' cy='6' r='4.5'/%3e%3cpath stroke-linejoin='round' d='M5.8 3.6h.4L6 6.5z'/%3e%3ccircle cx='6' cy='8.2' r='.6' fill='%23dc3545' stroke='none'/%3e%3c/svg%3e") !important;
    background-repeat: no-repeat !important;
    background-position: right calc(.375em + .1875rem) center !important;
    background-size: calc(.75em + .375rem) calc(.75em + .375rem) !important;
}
.form-control.is-valid {
    border-color: #28a745 !important;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='%2328a745' d='M2.3 6.73L.6 4.53c-.4-1.04.46-1.4 1.1-.8l1.1 1.4 3.4-3.8c.6-.63 1.6-.27 1.2.7l-4 4.6c-.43.5-.8.4-1.1.1z'/%3e%3c/svg%3e") !important;
    background-repeat: no-repeat !important;
    background-position: right calc(.375em + .1875rem) center !important;
    background-size: calc(.75em + .375rem) calc(.75em + .375rem) !important;
}

/* Captcha Section */
.modern-captcha-section {
    border-color: var(--input-border, #e2e8f0) !important;
}
.modern-captcha-section input[type="text"] {
    border: 2px solid var(--input-border, #e2e8f0);
    border-radius: var(--radius-sm, 8px);
    padding: 0.5rem 1rem;
    transition: var(--transition-smooth, 0.3s cubic-bezier(0.4, 0, 0.2, 1));
    width: 100%;
}
.modern-captcha-section input[type="text"]:focus {
    border-color: var(--theme-secondary);
    outline: none;
    box-shadow: 0 0 0 4px var(--input-focus-ring);
}

/* Buttons */
.modern-btn-primary {
    background: linear-gradient(135deg, var(--theme-secondary), var(--theme-primary));
    color: white !important;
    border: none;
    border-radius: 50px;
    padding: 0.8rem 2.5rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    transition: var(--transition-smooth, 0.3s cubic-bezier(0.4, 0, 0.2, 1));
}
.modern-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px var(--theme-primary-shadow, rgba(0,0,0,0.15)) !important;
    background: linear-gradient(135deg, var(--theme-secondary-hover), var(--theme-primary-hover));
}
.modern-btn-outline {
    background: transparent;
    color: var(--theme-secondary) !important;
    border: 2px solid var(--input-border, #e2e8f0);
    border-radius: 50px;
    padding: 0.8rem 2.5rem;
    font-weight: 600;
    transition: var(--transition-smooth, 0.3s cubic-bezier(0.4, 0, 0.2, 1));
}
.modern-btn-outline:hover {
    border-color: var(--theme-secondary);
    background-color: var(--theme-primary-shadow, rgba(0,0,0,0.05));
}

/* Animations */
.animate-fade-in { animation: fadeIn 0.6s ease forwards; }
.animate-fade-in-up { animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards; }
.delay-1 { animation-delay: 0.15s; opacity: 0; }
.delay-2 { animation-delay: 0.3s; opacity: 0; }

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}