/* ==========================================================================
   Danalytix Contact Form - Styles
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Variables & Design Tokens
   -------------------------------------------------------------------------- */
:root {
    /* Corporate Colors */
    --color-primary: #326ae0;
    --color-primary-light: #2d9cdb;
    --color-accent: #f2ca00;
    --color-dark: #111827;
    --color-text: #374151;
    --color-text-light: #6b7280;
    --color-bg: #f8fafc;
    --color-white: #ffffff;
    --color-border: #e5e7eb;
    --color-success: #10b981;
    --color-error: #ef4444;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    --gradient-dark: linear-gradient(180deg, var(--color-dark) 0%, #1f2937 100%);
    
    /* Typography */
    --font-primary: 'Inter', 'Segoe UI', sans-serif;
    --font-display: 'Outfit', 'Inter', sans-serif;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 40px -10px rgba(0, 0, 0, 0.15);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

/* --------------------------------------------------------------------------
   Reset & Base
   -------------------------------------------------------------------------- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* --------------------------------------------------------------------------
   Navbar
   -------------------------------------------------------------------------- */
.dx-navbar {
    background: var(--color-white);
    padding: 0 24px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--color-border);
}

.dx-navbar__logo {
    height: 32px;
    width: auto;
    transition: opacity var(--transition-fast);
}

.dx-navbar__logo:hover {
    opacity: 0.8;
}

.dx-navbar__nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.dx-navbar__link {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text);
    text-decoration: none;
    padding: 10px 18px;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
}

.dx-navbar__link:hover {
    color: var(--color-primary);
    background-color: rgba(50, 106, 224, 0.06);
}

.dx-navbar__link--active {
    color: var(--color-primary);
    font-weight: 600;
}

.dx-navbar__link--active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 24px;
    height: 2px;
    background: var(--color-primary);
    border-radius: 2px;
}

/* --------------------------------------------------------------------------
   Main Content
   -------------------------------------------------------------------------- */
.dx-main {
    flex: 1;
    padding: 60px 24px;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

/* --------------------------------------------------------------------------
   Contact Section
   -------------------------------------------------------------------------- */
.dx-contact {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: start;
}

/* Left Column - Info */
.dx-contact__info {
    position: sticky;
    top: 100px;
}

.dx-contact__badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(50, 106, 224, 0.08);
    border: 1px solid rgba(50, 106, 224, 0.2);
    border-radius: var(--radius-xl);
    font-size: 12px;
    font-weight: 600;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 24px;
}

.dx-contact__title {
    font-family: var(--font-display);
    font-size: 40px;
    font-weight: 700;
    color: var(--color-dark);
    line-height: 1.2;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.dx-contact__subtitle {
    font-size: 17px;
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: 40px;
}

/* Contact Details */
.dx-contact__details {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.dx-contact__item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    transition: all var(--transition-base);
}

.dx-contact__item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.dx-contact__icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    color: var(--color-white);
    flex-shrink: 0;
}

.dx-contact__icon svg {
    width: 20px;
    height: 20px;
}

.dx-contact__label {
    font-size: 12px;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 2px;
}

.dx-contact__value {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-dark);
}

.dx-contact__value a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.dx-contact__value a:hover {
    color: var(--color-primary);
}

/* --------------------------------------------------------------------------
   Form Card
   -------------------------------------------------------------------------- */
.dx-form-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border);
}

/* Form Grid */
.dx-form__row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.dx-form__row--single {
    grid-template-columns: 1fr;
}

/* Form Group */
.dx-form__group {
    margin-bottom: 20px;
}

.dx-form__group:last-child {
    margin-bottom: 0;
}

.dx-form__label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 8px;
}

.dx-form__label--required::after {
    content: '*';
    color: var(--color-error);
    margin-left: 4px;
}

/* Inputs */
.dx-form__input,
.dx-form__select,
.dx-form__textarea {
    width: 100%;
    padding: 14px 18px;
    font-family: inherit;
    font-size: 15px;
    color: var(--color-dark);
    background: var(--color-white);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-md);
    outline: none;
    transition: all var(--transition-fast);
}

.dx-form__input::placeholder,
.dx-form__textarea::placeholder {
    color: var(--color-text-light);
}

.dx-form__input:hover,
.dx-form__select:hover,
.dx-form__textarea:hover {
    border-color: #d1d5db;
}

.dx-form__input:focus,
.dx-form__select:focus,
.dx-form__textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(50, 106, 224, 0.12);
}

.dx-form__input--error,
.dx-form__select--error,
.dx-form__textarea--error {
    border-color: var(--color-error) !important;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.12) !important;
}

.dx-form__textarea {
    min-height: 140px;
    resize: vertical;
}

.dx-form__select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 44px;
}

/* Services Multi-Select */
.dx-form__services {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.dx-form__service-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: rgba(50, 106, 224, 0.08);
    border: 1px solid rgba(50, 106, 224, 0.2);
    border-radius: var(--radius-xl);
    font-size: 13px;
    color: var(--color-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.dx-form__service-tag:hover {
    background: rgba(50, 106, 224, 0.15);
}

.dx-form__service-tag--selected {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
}

.dx-form__service-tag--selected:hover {
    background: #2a5bc7;
}

/* Other Service Input */
.dx-form__other-service {
    margin-top: 12px;
    display: none;
}

.dx-form__other-service.is-visible {
    display: block;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Checkboxes */
.dx-form__checkbox-group {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--color-border);
}

.dx-form__checkbox {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 16px;
    cursor: pointer;
}

.dx-form__checkbox input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin: 0;
    cursor: pointer;
    accent-color: var(--color-primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.dx-form__checkbox-label {
    font-size: 14px;
    color: var(--color-text);
    line-height: 1.5;
}

.dx-form__checkbox-label a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
}

.dx-form__checkbox-label a:hover {
    text-decoration: underline;
}

/* Captcha */
.dx-form__captcha {
    margin-top: 24px;
    padding: 20px;
    background: linear-gradient(135deg, rgba(50, 106, 224, 0.04) 0%, rgba(45, 156, 219, 0.04) 100%);
    border: 1px solid rgba(50, 106, 224, 0.15);
    border-radius: var(--radius-lg);
}

.dx-form__captcha-question {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 12px;
}

.dx-form__captcha-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.dx-form__captcha-icon svg {
    width: 22px;
    height: 22px;
    color: var(--color-primary);
}

.dx-form__captcha-text {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-dark);
}

.dx-form__captcha-math {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-primary);
    font-family: 'Courier New', monospace;
}

.dx-form__captcha-input {
    width: 100%;
    padding: 14px 18px;
    font-family: inherit;
    font-size: 18px;
    font-weight: 600;
    text-align: center;
    color: var(--color-dark);
    background: var(--color-white);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-md);
    outline: none;
    transition: all var(--transition-fast);
}

.dx-form__captcha-input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(50, 106, 224, 0.12);
}

/* Submit Button */
.dx-form__submit {
    width: 100%;
    padding: 16px 32px;
    margin-top: 24px;
    font-family: inherit;
    font-size: 16px;
    font-weight: 600;
    color: var(--color-white);
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.dx-form__submit::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.15) 0%, transparent 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.dx-form__submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(50, 106, 224, 0.35);
}

.dx-form__submit:hover::before {
    opacity: 1;
}

.dx-form__submit:active {
    transform: translateY(0);
}

.dx-form__submit:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.dx-form__submit--loading {
    color: transparent;
}

.dx-form__submit--loading::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 24px;
    top: 50%;
    left: 50%;
    margin: -12px 0 0 -12px;
    border: 3px solid rgba(255,255,255,0.3);
    border-top-color: var(--color-white);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* --------------------------------------------------------------------------
   Messages / Alerts
   -------------------------------------------------------------------------- */
.dx-alert {
    padding: 16px 20px;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 20px;
    display: none;
    align-items: center;
    gap: 12px;
}

.dx-alert.is-visible {
    display: flex;
    animation: slideDown 0.3s ease;
}

.dx-alert--success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #047857;
}

.dx-alert--error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #b91c1c;
}

.dx-alert__icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.dx-footer {
    background: var(--gradient-dark);
    padding: 28px 24px;
    text-align: center;
}

.dx-footer__brand {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: 6px;
}

.dx-footer__copy {
    font-size: 13px;
    color: #9ca3af;
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 900px) {
    .dx-contact {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .dx-contact__info {
        position: static;
    }
    
    .dx-contact__title {
        font-size: 32px;
    }
}

@media (max-width: 640px) {
    .dx-navbar {
        padding: 0 16px;
        height: 64px;
    }
    
    .dx-navbar__logo {
        height: 28px;
    }
    
    .dx-navbar__link {
        padding: 8px 12px;
        font-size: 13px;
    }
    
    .dx-main {
        padding: 32px 16px;
    }
    
    .dx-contact__title {
        font-size: 28px;
    }
    
    .dx-contact__subtitle {
        font-size: 15px;
    }
    
    .dx-form-card {
        padding: 24px;
        border-radius: var(--radius-lg);
    }
    
    .dx-form__row {
        grid-template-columns: 1fr;
    }
    
    .dx-form__input,
    .dx-form__select,
    .dx-form__textarea {
        padding: 12px 14px;
        font-size: 14px;
    }
    
    .dx-form__service-tag {
        font-size: 12px;
        padding: 6px 12px;
    }
}

/* --------------------------------------------------------------------------
   Utilities
   -------------------------------------------------------------------------- */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}