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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 40px 20px;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

. container > h1 {
    text-align: center;
    color: #2c3e50;
    margin-bottom: 10px;
    font-size: 2.5em;
}

.subtitle {
    text-align: center;
    color: #7f8c8d;
    margin-bottom: 50px;
    font-size: 1.2em;
}

. form-wrapper {
    margin-bottom: 60px;
}

.form-wrapper > h2 {
    color: #34495e;
    margin-bottom: 20px;
    font-size: 1.5em;
}

form {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 20px;
    position: relative;
}

/* FORMULAR 1: Minimalistisch Modern */
.form-1 {
    background: white;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.form-1 label {
    display: block;
    margin-bottom: 8px;
    color: #2c3e50;
    font-weight: 500;
}

.form-1 input,
.form-1 textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.form-1 input:focus,
.form-1 textarea:focus {
    outline: none;
    border-color: #3498db;
}

.form-1 button {
    width: 100%;
    padding: 14px;
    background: #3498db;
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.3s;
}

.form-1 button:hover {
    background: #2980b9;
}

/* FORMULAR 2: Glassmorphism */
.form-2 {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.1);
}

. form-2 label {
    display: block;
    margin-bottom: 8px;
    color: #2c3e50;
    font-weight: 600;
}

.form-2 input,
.form-2 textarea {
    width: 100%;
    padding: 12px;
    background: rgba(255, 255, 255, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 10px;
    font-size: 14px;
    backdrop-filter: blur(5px);
}

.form-2 input:focus,
.form-2 textarea:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.7);
}

.form-2 button {
    width: 100%;
    padding: 14px;
    background: rgba(52, 152, 219, 0.8);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    cursor: pointer;
    backdrop-filter: blur(5px);
    transition: all 0.3s;
}

.form-2 button:hover {
    background: rgba(41, 128, 185, 0.9);
}

/* FORMULAR 3: Neon Glow */
.form-3 {
    background: #1a1a2e;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 0 30px rgba(0, 255, 255, 0.3);
}

.form-3 label {
    display: block;
    margin-bottom: 8px;
    color: #00ffff;
    font-weight: 600;
    text-shadow: 0 0 10px rgba(0, 255, 255, 0.5);
}

.form-3 input,
.form-3 textarea {
    width: 100%;
    padding: 12px;
    background: #0f0f1e;
    border: 2px solid #00ffff;
    border-radius: 8px;
    color: #fff;
    font-size: 14px;
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.3);
}

.form-3 input:focus,
.form-3 textarea:focus {
    outline: none;
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.6);
}

.form-3 input::placeholder,
.form-3 textarea::placeholder {
    color: #666;
}

.form-3 button {
    width: 100%;
    padding: 14px;
    background: transparent;
    color: #00ffff;
    border: 2px solid #00ffff;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.4);
    transition: all 0.3s;
}

. form-3 button:hover {
    background: #00ffff;
    color: #1a1a2e;
    box-shadow: 0 0 30px rgba(0, 255, 255, 0.7);
}

/* FORMULAR 4: Material Design */
. form-4 {
    background: white;
    padding: 40px;
    border-radius: 4px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.form-4 . form-group {
    position: relative;
    margin-bottom: 30px;
}

.form-4 input,
.form-4 textarea {
    width: 100%;
    padding: 12px;
    border: none;
    border-bottom: 2px solid #e0e0e0;
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-4 label {
    position: absolute;
    left: 12px;
    top: 12px;
    color: #757575;
    transition: all 0.3s;
    pointer-events: none;
}

.form-4 input:focus ~ label,
.form-4 input:not(:placeholder-shown) ~ label,
.form-4 textarea:focus ~ label,
.form-4 textarea:not(:placeholder-shown) ~ label {
    top: -20px;
    left: 0;
    font-size: 12px;
    color: #6200ea;
}

.form-4 input:focus,
.form-4 textarea:focus {
    outline: none;
    border-bottom-color: #6200ea;
}

.form-4 button {
    padding: 12px 32px;
    background: #6200ea;
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
    transition: all 0. 3s;
}

.form-4 button:hover {
    background: #5100c7;
    box-shadow: 0 4px 8px rgba(0,0,0,0.3);
}

/* FORMULAR 5: Retro 80s */
.form-5 {
    background: linear-gradient(135deg, #ff6ec4 0%, #7873f5 100%);
    padding: 40px;
    border-radius: 0;
    border: 5px solid #000;
    box-shadow: 10px 10px 0 #000;
}

.form-5 label {
    display: block;
    margin-bottom: 8px;
    color: #fff;
    font-weight: 900;
    text-transform: uppercase;
    font-size: 14px;
    text-shadow: 3px 3px 0 #000;
}

.form-5 input,
.form-5 textarea {
    width: 100%;
    padding: 12px;
    background: #fff;
    border: 3px solid #000;
    font-size: 14px;
    font-weight: bold;
}

.form-5 input:focus,
.form-5 textarea:focus {
    outline: none;
    box-shadow: 5px 5px 0 #ffed4e;
}

.form-5 button {
    width: 100%;
    padding: 14px;
    background: #ffed4e;
    color: #000;
    border: 3px solid #000;
    font-size: 16px;
    font-weight: 900;
    cursor: pointer;
    text-transform: uppercase;
    box-shadow: 5px 5px 0 #000;
    transition: all 0.2s;
}

.form-5 button:hover {
    transform: translate(2px, 2px);
    box-shadow: 3px 3px 0 #000;
}

/* FORMULAR 6: Neumorphism */
.form-6 {
    background: #e0e5ec;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 9px 9px 16px rgba(163, 177, 198, 0.6), 
                -9px -9px 16px rgba(255, 255, 255, 0. 5);
}

.form-6 label {
    display: block;
    margin-bottom: 8px;
    color: #4a5568;
    font-weight: 600;
}

.form-6 input,
.form-6 textarea {
    width: 100%;
    padding: 12px;
    background: #e0e5ec;
    border: none;
    border-radius: 10px;
    font-size: 14px;
    box-shadow: inset 4px 4px 8px rgba(163, 177, 198, 0.6),
                inset -4px -4px 8px rgba(255, 255, 255, 0.5);
}

.form-6 input:focus,
.form-6 textarea:focus {
    outline: none;
}

.form-6 button {
    width: 100%;
    padding: 14px;
    background: #e0e5ec;
    color: #4a5568;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 9px 9px 16px rgba(163, 177, 198, 0.6), 
                -9px -9px 16px rgba(255, 255, 255, 0.5);
    transition: all 0.3s;
}

.form-6 button:hover {
    box-shadow: 6px 6px 12px rgba(163, 177, 198, 0.6), 
                -6px -6px 12px rgba(255, 255, 255, 0.5);
}

/* FORMULAR 7: Gradient Border */
.form-7 {
    background: white;
    padding: 40px;
    border-radius: 15px;
    position: relative;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.form-7::before {
    content: '';
    position: absolute;
    inset: -3px;
    background: linear-gradient(45deg, #f093fb 0%, #f5576c 100%);
    border-radius: 15px;
    z-index: -1;
}

.form-7 label {
    display: block;
    margin-bottom: 8px;
    color: #2c3e50;
    font-weight: 600;
}

.form-7 input,
.form-7 textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid transparent;
    border-radius: 8px;
    font-size: 14px;
    background: #f8f9fa;
    transition: all 0.3s;
}

.form-7 input:focus,
.form-7 textarea:focus {
    outline: none;
    background: white;
    border-image: linear-gradient(45deg, #f093fb, #f5576c) 1;
}

.form-7 button {
    width: 100%;
    padding: 14px;
    background: linear-gradient(45deg, #f093fb 0%, #f5576c 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s;
}

.form-7 button:hover {
    transform: translateY(-2px);
}

/* FORMULAR 8: Dark Mode Elegant */
.form-8 {
    background: #1e1e1e;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.5);
}

.form-8 label {
    display: block;
    margin-bottom: 8px;
    color: #b0b0b0;
    font-weight: 500;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.form-8 input,
.form-8 textarea {
    width: 100%;
    padding: 14px;
    background: #2a2a2a;
    border: 1px solid #3a3a3a;
    border-radius: 6px;
    color: #ffffff;
    font-size: 14px;
    transition: all 0.3s;
}

.form-8 input:focus,
.form-8 textarea:focus {
    outline: none;
    border-color: #ffd700;
    background: #2f2f2f;
}

.form-8 input::placeholder,
.form-8 textarea::placeholder {
    color: #666;
}

.form-8 button {
    width: 100%;
    padding: 14px;
    background: #ffd700;
    color: #1e1e1e;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
}

.form-8 button:hover {
    background: #ffed4e;
    box-shadow: 0 5px 15px rgba(255, 215, 0, 0.4);
}

/* FORMULAR 9: Pastel Soft */
.form-9 {
    background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
    padding: 40px;
    border-radius: 25px;
    box-shadow: 0 10px 25px rgba(252, 182, 159, 0.3);
}

.form-9 label {
    display: block;
    margin-bottom: 8px;
    color: #8b5e3c;
    font-weight: 600;
}

.form-9 input,
.form-9 textarea {
    width: 100%;
    padding: 14px;
    background: rgba(255, 255, 255, 0.8);
    border: none;
    border-radius: 15px;
    font-size: 14px;
    color: #5a3825;
}

.form-9 input:focus,
.form-9 textarea:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.5);
}

.form-9 button {
    width: 100%;
    padding: 14px;
    background: #ff9a8b;
    color: white;
    border: none;
    border-radius: 15px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 5px 15px rgba(255, 154, 139, 0.4);
    transition: all 0.3s;
}

. form-9 button:hover {
    background: #ff8177;
    transform: translateY(-2px);
    box-shadow: 0 7px 20px rgba(255, 154, 139, 0.5);
}

/* FORMULAR 10: Corporate Professional */
. form-10 {
    background: #ffffff;
    padding: 40px;
    border-radius: 2px;
    border-left: 4px solid #0066cc;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.form-10 label {
    display: block;
    margin-bottom: 6px;
    color: #333;
    font-weight: 600;
    font-size: 13px;
}

.form-10 input,
.form-10 textarea {
    width: 100%;
    padding: 10px 12px;
    background: #f9f9f9;
    border: 1px solid #d1d1d1;
    border-radius: 2px;
    font-size: 14px;
    font-family: Arial, sans-serif;
}

.form-10 input:focus,
.form-10 textarea:focus {
    outline: none;
    border-color: #0066cc;
    background: #fff;
}

.form-10 button {
    padding: 12px 40px;
    background: #0066cc;
    color: white;
    border: none;
    border-radius: 2px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: background 0.3s;
}

.form-10 button:hover {
    background: #0052a3;
}

/* FORMULAR 11: Brutalist */
.form-11 {
    background: #ffffff;
    padding: 40px;
    border: 4px solid #000;
    box-shadow: 12px 12px 0 #000;
}

. form-11 label {
    display: block;
    margin-bottom: 8px;
    color: #000;
    font-weight: 900;
    font-size: 16px;
    font-family: 'Courier New', monospace;
}

.form-11 input,
.form-11 textarea {
    width: 100%;
    padding: 12px;
    background: #fff;
    border: 4px solid #000;
    font-size: 14px;
    font-family: 'Courier New', monospace;
    font-weight: bold;
}

.form-11 input:focus,
.form-11 textarea:focus {
    outline: none;
    background: #ffff00;
}

.form-11 button {
    padding: 14px 28px;
    background: #000;
    color: #fff;
    border: 4px solid #000;
    font-size: 16px;
    font-weight: 900;
    font-family: 'Courier New', monospace;
    cursor: pointer;
    transition: all 0.2s;
}

.form-11 button:hover {
    background: #fff;
    color: #000;
}

/* FORMULAR 12: Rounded Bubbly */
.form-12 {
    background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
    padding: 40px;
    border-radius: 50px;
    box-shadow: 0 15px 35px rgba(168, 237, 234, 0.4);
}

.form-12 label {
    display: block;
    margin-bottom: 10px;
    color: #4a5568;
    font-weight: 700;
    font-size: 15px;
}

.form-12 input,
.form-12 textarea {
    width: 100%;
    padding: 16px 20px;
    background: white;
    border: none;
    border-radius: 30px;
    font-size: 14px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
}

.form-12 input:focus,
.form-12 textarea:focus {
    outline: none;
    box-shadow: 0 5px 20px rgba(168, 237, 234, 0.5);
}

.form-12 textarea {
    border-radius: 25px;
}

.form-12 button {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 30px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
    transition: all 0.3s;
}

.form-12 button:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 25px rgba(102, 126, 234, 0.5);
}

/* FORMULAR 13: Shadow Depth */
.form-13 {
    background: #fff;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3),
                0 10px 20px rgba(0,0,0,0.2),
                0 5px 10px rgba(0,0,0,0.1);
}

.form-13 label {
    display: block;
    margin-bottom: 8px;
    color: #2d3748;
    font-weight: 700;
    font-size: 14px;
}

.form-13 input,
.form-13 textarea {
    width: 100%;
    padding: 14px;
    background: #f7fafc;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    font-size: 14px;
    transition: all 0.3s;
}

.form-13 input:focus,
.form-13 textarea:focus {
    outline: none;
    border-color: #4299e1;
    box-shadow: 0 5px 15px rgba(66, 153, 225, 0.2),
                0 2px 5px rgba(66, 153, 225, 0.1);
}

.form-13 button {
    width: 100%;
    padding: 14px;
    background: #4299e1;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 10px 25px rgba(66, 153, 225, 0.3),
                0 5px 10px rgba(66, 153, 225, 0.2);
    transition: all 0. 3s;
}

.form-13 button:hover {
    background: #3182ce;
    box-shadow: 0 15px 35px rgba(66, 153, 225, 0. 4),
                0 8px 15px rgba(66, 153, 225, 0.3);
    transform: translateY(-2px);
}

/* FORMULAR 14: Nature Organic */
. form-14 {
    background: linear-gradient(135deg, #d4fc79 0%, #96e6a1 100%);
    padding: 40px;
    border-radius: 30px 5px 30px 5px;
    box-shadow: 0 10px 30px rgba(150, 230, 161, 0.4);
}

.form-14 label {
    display: block;
    margin-bottom: 8px;
    color: #2d5016;
    font-weight: 700;
    font-size: 15px;
}

.form-14 input,
.form-14 textarea {
    width: 100%;
    padding: 14px;
    background: rgba(255, 255, 255, 0.9);
    border: 2px solid #7cb342;
    border-radius: 15px 2px 15px 2px;
    font-size: 14px;
    color: #33691e;
}

.form-14 input:focus,
.form-14 textarea:focus {
    outline: none;
    background: white;
    border-color: #558b2f;
}

. form-14 button {
    width: 100%;
    padding: 14px;
    background: #7cb342;
    color: white;
    border: none;
    border-radius: 15px 2px 15px 2px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 5px 15px rgba(124, 179, 66, 0.3);
}

.form-14 button:hover {
    background: #689f38;
    transform: scale(1.02);
}

/* FORMULAR 15: Futuristic */
.form-15 {
    background: linear-gradient(135deg, #434343 0%, #000000 100%);
    padding: 40px;
    border-radius: 15px;
    border: 1px solid #00d4ff;
    box-shadow: 0 0 40px rgba(0, 212, 255, 0.3),
                inset 0 0 20px rgba(0, 212, 255, 0.1);
    position: relative;
    overflow: hidden;
}

. form-15::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent,
        rgba(0, 212, 255, 0.05),
        transparent
    );
    animation: scan 4s linear infinite;
}

@keyframes scan {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

.form-15 label {
    display: block;
    margin-bottom: 8px;
    color: #00d4ff;
    font-weight: 700;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

.form-15 input,
.form-15 textarea {
    width: 100%;
    padding: 14px;
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid #00d4ff;
    border-radius: 5px;
    color: #fff;
    font-size: 14px;
    font-family: 'Courier New', monospace;
    box-shadow: inset 0 0 10px rgba(0, 212, 255, 0.2);
}

.form-15 input:focus,
.form-15 textarea:focus {
    outline: none;
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.5),
                inset 0 0 15px rgba(0, 212, 255, 0.3);
}

.form-15 input::placeholder,
.form-15 textarea::placeholder {
    color: #555;
}

.form-15 button {
    width: 100%;
    padding: 14px;
    background: transparent;
    color: #00d4ff;
    border: 2px solid #00d4ff;
    border-radius: 5px;
    font-size: 16px;
    font-weight: 700;
    font-family: 'Courier New', monospace;
    text-transform: uppercase;
    letter-spacing: 2px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all 0.3s;
}

.form-15 button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(0, 212, 255, 0.3);
    transition: left 0.3s;
}

. form-15 button:hover::before {
    left: 100%;
}

.form-15 button:hover {
    background: rgba(0, 212, 255, 0.2);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.6);
}