/**
 * Around Austria - Business Registration Style
 * Version: 2026.03.03
 */

/* 1. Base Setup & Variables */
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans+Thai:wght@300;400;500;600;700&display=swap');

:root {
    /* Colors Palette */
    --primary: #e01e37;
    --primary-dark: #b71c1c;
    --primary-light: #fff1f2;
    --slate-50: #f8fafc;
    --slate-100: #f1f5f9;
    --slate-200: #e2e8f0;
    --slate-500: #64748b;
    --slate-800: #1e293b;
    
    /* Decoration */
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    --thai-font: 'IBM Plex Sans Thai', sans-serif;
    --radius: 12px;
}

/* 2. Global Styles */
body { 
    font-family: var(--thai-font); 
    background-color: #f4f7f9; 
    color: var(--slate-800);
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

.form-container { 
    max-width: 850px; 
    margin: 60px auto; 
    padding: 40px 50px; 
    background: white; 
    border-radius: 20px; 
    box-shadow: var(--shadow);
}

h1 { 
    font-size: 1.8rem; 
    font-weight: 700; 
    color: var(--slate-800); 
    margin-bottom: 12px; 
    letter-spacing: -0.5px;
}

.subtitle { 
    color: var(--slate-500); 
    font-weight: 300; 
    margin-bottom: 40px; 
    font-size: 1rem;
}

/* 3. Sectioning & Layout */
.form-section { 
    margin-bottom: 35px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--slate-100);
}

.section-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--slate-800);
    display: flex;
    align-items: center;
    gap: 10px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    width: 100%;
}

.full-width { 
    grid-column: span 2; 
}

/* 4. Form Elements & Inputs */
.form-group { 
    margin-bottom: 20px; 
}

label { 
    display: block; 
    font-weight: 500; 
    font-size: 0.9rem;
    margin-bottom: 8px; 
    color: var(--slate-500);
}

input[type="text"], 
input[type="email"],
input[type="url"], 
select, 
textarea {
    font-family: var(--thai-font);
    width: 100%; 
    padding: 12px 16px; 
    border: 1.5px solid var(--slate-200); 
    border-radius: 10px; 
    font-size: 1rem;
    transition: all 0.3s ease;
    background-color: var(--slate-50);
    box-sizing: border-box;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    background-color: #fff;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-light);
}

textarea {
    resize: vertical;
}

/* 5. Components: Address Box, Drop Zone, Previews */
.address-box {
    background: var(--slate-50);
    padding: 30px;
    border-radius: 16px;
    border: 1px solid var(--slate-200);
    margin: 25px 0;
}

.drop-zone {
    border: 2px dashed var(--slate-200);
    background: white;
    padding: 40px;
    border-radius: 15px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.drop-zone:hover { 
    border-color: var(--primary); 
    background: var(--primary-light); 
}

.drop-zone i { 
    font-size: 2.5rem; 
    color: var(--slate-200); 
    margin-bottom: 10px; 
}

.upload-info {
    font-size: 0.85rem;
    color: var(--slate-500);
    margin-bottom: 15px;
    line-height: 1.4;
}

/* 6. Alerts & Validation */
.alert-error {
    background: #fff1f2;
    color: var(--primary);
    padding: 15px 20px;
    border-radius: 10px;
    margin-top: 15px;
    font-size: 0.95rem;
    border: 1px solid #ffccd1;
    display: none; /* Controlled by JS */
    align-items: center;
    gap: 10px;
    font-weight: 500;
}

/* 7. Buttons */
.btn-submit-full {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    padding: 20px;
    border-radius: 12px;
    font-size: 1.15rem;
    font-weight: 700;
    width: 100%;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 15px rgba(224, 30, 55, 0.2);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    margin-top: 20px;
}

.btn-submit-full:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(224, 30, 55, 0.3);
    filter: brightness(1.05);
}

.btn-submit-full:active {
    transform: translateY(0);
}

/* 8. EU Compliance Footer */
.reg-footer {
    font-size: 0.85rem;
    color: #92400e;
    background: #fffbeb;
    padding: 18px;
    border-radius: 12px;
    margin: 25px 0;
    display: flex;
    gap: 12px;
    align-items: flex-start;
    border: 1px solid #fef3c7;
}

.consent-group {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    cursor: pointer;
}

.consent-group input {
    margin-top: 4px;
}

/* 9. Responsive Rules */
@media (max-width: 768px) {
    .form-container {
        margin: 20px;
        padding: 30px 20px;
    }
}

@media (max-width: 600px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
    .full-width, .form-group {
        grid-column: span 1 !important;
    }
    .address-box {
        padding: 20px;
    }
}