/* Colores pasteles para el Libro de Reclamaciones */
:root {
    --pastel-pink: #fce4ec;
    --pastel-blue: #e3f2fd;
    --pastel-green: #e8f5e8;
    --pastel-purple: #f3e5f5;
    --pastel-orange: #fff3e0;
    --pastel-yellow: #fffde7;
    --pastel-mint: #e0f2f1;
    --pastel-lavender: #f8f4ff;
    
    --text-dark: #2d3748;
    --text-medium: #4a5568;
    --text-light: #718096;
    --border-light: #e2e8f0;
    --shadow-soft: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--pastel-blue) 0%, var(--pastel-mint) 100%);
    min-height: 100vh;
    color: var(--text-dark);
    line-height: 1.6;
}

.header {
    background: linear-gradient(135deg, var(--pastel-purple) 0%, var(--pastel-pink) 100%);
    color: var(--text-dark);
    text-align: center;
    padding: 2rem 1rem;
    position: relative;
    box-shadow: var(--shadow-soft);
}

.header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin: 0;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.message {
    max-width: 800px;
    margin: 1rem auto;
    padding: 1rem;
    border-radius: 12px;
    text-align: center;
    font-weight: 500;
    box-shadow: var(--shadow-soft);
}

.message.success {
    background: var(--pastel-green);
    color: #2d5016;
    border: 2px solid #68d391;
}

.message.error {
    background: var(--pastel-pink);
    color: #742a2a;
    border: 2px solid #fc8181;
}

.form-container {
    max-width: 900px;
    margin: 2rem auto;
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    backdrop-filter: blur(10px);
}

.form-title {
    text-align: center;
    color: var(--text-dark);
    margin-bottom: 2rem;
    font-size: 1.8rem;
    font-weight: 600;
    padding: 1rem;
    background: linear-gradient(135deg, var(--pastel-yellow) 0%, var(--pastel-orange) 100%);
    border-radius: 12px;
    border: 2px solid #ffd54f;
}

.form-section {
    margin-bottom: 2rem;
    padding: 1.5rem;
    border-radius: 15px;
    border: 2px solid var(--border-light);
}

.form-section:nth-child(odd) {
    background: var(--pastel-lavender);
}

.form-section:nth-child(even) {
    background: var(--pastel-mint);
}

.section-title {
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
    font-weight: 600;
    padding-bottom: 0.5rem;
    border-bottom: 3px solid var(--pastel-purple);
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    align-items: start;
}

.full-width {
    grid-column: 1 / -1;
}

.compact-pair {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 1rem;
    align-items: end;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.required {
    color: #e53e3e;
    font-weight: bold;
}

.compact-input, .form-select, textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-light);
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: white;
}

.compact-input:focus, .form-select:focus, textarea:focus {
    outline: none;
    border-color: #9f7aea;
    box-shadow: 0 0 0 3px rgba(159, 122, 234, 0.1);
    background: var(--pastel-lavender);
}

.small-input, .small-select {
    max-width: 200px;
}

textarea {
    min-height: 100px;
    resize: vertical;
    font-family: inherit;
}

.age-buttons {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.age-btn {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 2px solid var(--pastel-purple);
    background: white;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
    color: var(--text-dark);
}

.age-btn:hover {
    background: var(--pastel-purple);
    transform: translateY(-2px);
}

.age-btn.active {
    background: linear-gradient(135deg, var(--pastel-purple) 0%, var(--pastel-pink) 100%);
    color: var(--text-dark);
    border-color: #9f7aea;
    box-shadow: var(--shadow-soft);
}

.captcha-section {
    background: var(--pastel-yellow) !important;
}

.captcha-container {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 1.5rem;
    align-items: center;
}

.captcha-box {
    position: relative;
    display: inline-block;
    border-radius: 10px;
    overflow: hidden;
    border: 2px solid #ffd54f;
    background: white;
}

#captchaCanvas {
    display: block;
    background: linear-gradient(135deg, #fff9c4 0%, #fff3e0 100%);
}

.refresh-btn {
    position: absolute;
    top: 2px;
    right: 2px;
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid #e2e8f0;
    border-radius: 4px;
    padding: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-dark);
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    z-index: 10;
}

.refresh-btn:hover {
    background: white;
    transform: rotate(90deg) scale(1.1);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.captcha-error {
    color: #e53e3e;
    font-size: 0.9rem;
    margin-top: 0.5rem;
    padding: 0.5rem;
    background: var(--pastel-pink);
    border-radius: 6px;
    border: 1px solid #fc8181;
}

.form-info {
    background: var(--pastel-blue);
    padding: 1rem;
    border-radius: 10px;
    border: 2px solid #90cdf4;
    font-size: 0.9rem;
    color: var(--text-medium);
}

.form-info p {
    margin-bottom: 0.5rem;
}

.form-notice {
    background: var(--pastel-orange);
    padding: 1rem;
    border-radius: 10px;
    border: 2px solid #fbb6ce;
    font-size: 0.95rem;
    color: var(--text-medium);
    text-align: center;
    font-weight: 500;
}

.submit-btn {
    width: 100%;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--pastel-green) 0%, var(--pastel-mint) 100%);
    color: var(--text-dark);
    border: 3px solid #68d391;
    border-radius: 15px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 1rem;
}

.submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(104, 211, 145, 0.3);
    background: linear-gradient(135deg, #68d391 0%, var(--pastel-green) 100%);
}

.submit-btn:active {
    transform: translateY(-1px);
}

/* Estilos para el campo de archivo */
.file-input {
    width: 100%;
    padding: 0.75rem;
    border: 2px dashed var(--pastel-purple);
    border-radius: 10px;
    background: var(--pastel-lavender);
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.file-input:hover {
    border-color: #9f7aea;
    background: var(--pastel-purple);
}

.file-input:focus {
    outline: none;
    border-color: #9f7aea;
    box-shadow: 0 0 0 3px rgba(159, 122, 234, 0.1);
}

.file-info {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-top: 0.5rem;
    padding: 0.5rem;
    background: var(--pastel-blue);
    border-radius: 6px;
    border: 1px solid #90cdf4;
}

/* Responsive Design - Mobile First Approach */

/* Extra Small Devices (phones, 320px and up) */
@media (max-width: 480px) {
    body {
        font-size: 14px;
    }
    
    .header {
        padding: 1rem 0.5rem;
        position: relative;
    }
    
    .header h1 {
        font-size: 1.4rem;
        margin: 0.5rem 0;
    }
    
    .header a {
        position: static !important;
        display: block;
        margin: 0.5rem auto 0;
        width: fit-content;
        font-size: 0.8rem !important;
        padding: 6px 12px !important;
    }
    
    .message {
        margin: 0.5rem;
        padding: 0.75rem;
        font-size: 0.9rem;
    }
    
    .form-container {
        margin: 0.5rem;
        padding: 1rem;
        border-radius: 15px;
    }
    
    .form-title {
        font-size: 1.2rem;
        padding: 0.75rem;
        margin-bottom: 1rem;
    }
    
    .form-section {
        padding: 1rem;
        margin-bottom: 1rem;
    }
    
    .section-title {
        font-size: 1rem;
        margin-bottom: 1rem;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
    
    .compact-pair {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
    
    .compact-input, .form-select, textarea {
        padding: 0.6rem;
        font-size: 0.9rem;
    }
    
    .age-buttons {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .age-btn {
        padding: 0.6rem;
        font-size: 0.9rem;
    }
    
    .captcha-container {
        grid-template-columns: 1fr;
        gap: 1rem;
        text-align: center;
    }
    
    #captchaCanvas {
        width: 100%;
        max-width: 200px;
        height: auto;
    }
    
    .submit-btn {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
    }
    
    .file-input {
        padding: 0.6rem;
        font-size: 0.9rem;
    }
    
    .file-info {
        font-size: 0.8rem;
        padding: 0.4rem;
    }
    
    .form-info, .form-notice {
        padding: 0.75rem;
        font-size: 0.85rem;
    }
}

/* Small Devices (landscape phones, 481px to 767px) */
@media (min-width: 481px) and (max-width: 767px) {
    .header {
        padding: 1.5rem 1rem;
    }
    
    .header h1 {
        font-size: 1.8rem;
    }
    
    .header a {
        font-size: 0.85rem !important;
        padding: 8px 14px !important;
    }
    
    .form-container {
        margin: 1rem;
        padding: 1.5rem;
    }
    
    .form-title {
        font-size: 1.5rem;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .compact-pair {
        grid-template-columns: 1fr 2fr;
        gap: 1rem;
    }
    
    .age-buttons {
        flex-direction: row;
    }
    
    .captcha-container {
        grid-template-columns: auto 1fr;
        gap: 1.5rem;
    }
}

/* Medium Devices (tablets, 768px to 991px) */
@media (min-width: 768px) and (max-width: 991px) {
    .header {
        padding: 2rem 1rem;
    }
    
    .header h1 {
        font-size: 2.2rem;
    }
    
    .form-container {
        margin: 1.5rem;
        padding: 2rem;
        max-width: 700px;
    }
    
    .form-grid {
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
    }
    
    .compact-pair {
        grid-template-columns: auto 1fr;
        gap: 1rem;
    }
    
    .captcha-container {
        grid-template-columns: auto 1fr;
        gap: 1.5rem;
    }
}

/* Large Devices (desktops, 992px to 1199px) */
@media (min-width: 992px) and (max-width: 1199px) {
    .form-container {
        max-width: 850px;
    }
    
    .form-grid {
        grid-template-columns: 1fr 1fr;
    }
}

/* Extra Large Devices (large desktops, 1200px and up) */
@media (min-width: 1200px) {
    .form-container {
        max-width: 900px;
    }
}

/* Landscape Orientation Adjustments */
@media (orientation: landscape) and (max-height: 600px) {
    .header {
        padding: 1rem;
    }
    
    .header h1 {
        font-size: 1.5rem;
    }
    
    .form-container {
        margin: 0.5rem;
    }
    
    .form-section {
        margin-bottom: 1rem;
        padding: 1rem;
    }
}

/* High DPI Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .captcha-box {
        border-width: 1px;
    }
    
    .refresh-btn {
        border-width: 0.5px;
    }
}

/* Touch Device Optimizations */
@media (pointer: coarse) {
    .age-btn, .submit-btn, .refresh-btn {
        min-height: 44px;
        min-width: 44px;
    }
    
    .compact-input, .form-select {
        min-height: 44px;
    }
    
    .file-input {
        min-height: 50px;
    }
}

/* Print Styles */
@media print {
    .header a, .captcha-section, .submit-btn {
        display: none !important;
    }
    
    .form-container {
        box-shadow: none;
        border: 1px solid #000;
    }
    
    .form-section {
        break-inside: avoid;
    }
}

/* Animaciones suaves */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.form-section {
    animation: fadeIn 0.6s ease-out;
}

.form-section:nth-child(2) { animation-delay: 0.1s; }
.form-section:nth-child(3) { animation-delay: 0.2s; }
.form-section:nth-child(4) { animation-delay: 0.3s; }
.form-section:nth-child(5) { animation-delay: 0.4s; }