/* ============================================
   CodeSeven Quote Form Pro - Frontend CSS
   ============================================ */

/* CSS Variables (override-нати динамично от PHP) */
:root {
    --csqf-primary: #9333ea;
    --csqf-secondary: #a855f7;
    --csqf-primary-glow: rgba(147, 51, 234, 0.4);
    --csqf-text: #1a1a25;
    --csqf-text-light: #6b7280;
    --csqf-bg: #ffffff;
    --csqf-bg-alt: #f9fafb;
    --csqf-border: #e5e7eb;
    --csqf-border-focus: var(--csqf-primary);
    --csqf-error: #ef4444;
    --csqf-success: #10b981;
    --csqf-radius: 12px;
    --csqf-radius-sm: 8px;
    --csqf-shadow: 0 20px 50px rgba(0,0,0,0.25);
    --csqf-transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   TRIGGER BUTTON
   ============================================ */
.csqf-trigger-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    font-family: inherit;
    font-size: 15px;
    font-weight: 600;
    line-height: 1;
    color: #fff;
    background: linear-gradient(135deg, var(--csqf-primary), var(--csqf-secondary));
    border: none;
    border-radius: var(--csqf-radius-sm);
    cursor: pointer;
    text-decoration: none;
    transition: var(--csqf-transition);
    box-shadow: 0 4px 14px var(--csqf-primary-glow);
}
.csqf-trigger-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px var(--csqf-primary-glow);
}
.csqf-trigger-btn:active { transform: translateY(0); }

.csqf-btn-outline {
    background: transparent;
    color: var(--csqf-primary);
    border: 2px solid var(--csqf-primary);
    box-shadow: none;
}
.csqf-btn-outline:hover {
    background: var(--csqf-primary);
    color: #fff;
}

.csqf-btn-ghost {
    background: transparent;
    color: var(--csqf-primary);
    box-shadow: none;
}
.csqf-btn-ghost:hover {
    background: rgba(147, 51, 234, 0.1);
    transform: none;
}

.csqf-btn-small  { padding: 10px 20px; font-size: 13px; }
.csqf-btn-large  { padding: 18px 36px; font-size: 17px; }

/* ============================================
   MODAL
   ============================================ */
.csqf-modal {
    position: fixed;
    inset: 0;
    z-index: 999999;
    display: flex !important;
    align-items: center;
    justify-content: center;
    padding: 20px;
    animation: csqfFadeIn 0.3s ease;
}
.csqf-modal[style*="display: none"],
.csqf-modal[style*="display:none"] {
    display: none !important;
}

@keyframes csqfFadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.csqf-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(15, 15, 23, 0.7);
    backdrop-filter: blur(8px);
}

.csqf-modal-container {
    position: relative;
    width: 100%;
    max-width: 640px;
    max-height: 90vh;
    background: var(--csqf-bg);
    border-radius: var(--csqf-radius);
    box-shadow: var(--csqf-shadow);
    overflow: hidden;
    animation: csqfSlideUp 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes csqfSlideUp {
    from { opacity: 0; transform: translateY(40px) scale(0.96); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

.csqf-modal-content {
    display: flex;
    flex-direction: column;
    max-height: 90vh;
}

/* Header */
.csqf-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 28px;
    background: linear-gradient(135deg, var(--csqf-primary), var(--csqf-secondary));
    color: #fff;
}
.csqf-modal-title {
    margin: 0;
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.3px;
}
.csqf-modal-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.15);
    border: none;
    border-radius: 50%;
    color: #fff;
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
    transition: var(--csqf-transition);
}
.csqf-modal-close:hover {
    background: rgba(255,255,255,0.3);
    transform: rotate(90deg);
}

/* Progress bar */
.csqf-progress-wrap {
    padding: 20px 28px 0;
    background: var(--csqf-bg-alt);
    border-bottom: 1px solid var(--csqf-border);
}
.csqf-progress-bar {
    height: 6px;
    background: var(--csqf-border);
    border-radius: 3px;
    overflow: hidden;
}
.csqf-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--csqf-primary), var(--csqf-secondary));
    border-radius: 3px;
    transition: width 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.csqf-progress-steps {
    display: flex;
    justify-content: space-between;
    margin-top: 16px;
    padding: 0 5px;
}
.csqf-progress-step {
    display: flex;
    align-items: center;
    justify-content: center;
}
.csqf-step-circle {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--csqf-bg);
    border: 2px solid var(--csqf-border);
    border-radius: 50%;
    font-weight: 600;
    font-size: 13px;
    color: var(--csqf-text-light);
    transition: var(--csqf-transition);
}
.csqf-progress-step.active .csqf-step-circle,
.csqf-progress-step.completed .csqf-step-circle {
    background: var(--csqf-primary);
    color: #fff;
    border-color: var(--csqf-primary);
    box-shadow: 0 0 0 4px var(--csqf-primary-glow);
}
.csqf-progress-step.completed .csqf-step-circle::after {
    content: '✓';
}
.csqf-progress-step.completed .csqf-step-circle { font-size: 0; }
.csqf-progress-step.completed .csqf-step-circle::after { font-size: 14px; }

.csqf-step-counter {
    text-align: center;
    padding: 8px 0 16px;
    font-size: 12px;
    color: var(--csqf-text-light);
    font-weight: 500;
}

/* Form */
.csqf-form {
    flex: 1;
    overflow-y: auto;
    padding: 28px;
}

.csqf-step { animation: csqfStepIn 0.3s ease; }
@keyframes csqfStepIn {
    from { opacity: 0; transform: translateX(20px); }
    to   { opacity: 1; transform: translateX(0); }
}

/* Field */
.csqf-field {
    margin-bottom: 20px;
}
.csqf-field-label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--csqf-text);
}
.csqf-required { color: var(--csqf-error); }

/* FORCED STYLES */
.csqf-modal .csqf-input,
.csqf-modal .csqf-textarea,
.csqf-modal .csqf-select,
.csqf-modal input[type="text"],
.csqf-modal input[type="email"],
.csqf-modal input[type="tel"],
.csqf-modal input[type="number"],
.csqf-modal input[type="url"],
.csqf-modal input[type="date"],
.csqf-modal textarea,
.csqf-modal select {
    width: 100% !important;
    padding: 12px 16px !important;
    font-family: inherit !important;
    font-size: 15px !important;
    color: var(--csqf-text) !important;
    background: #ffffff !important;
    background-color: #ffffff !important;
    border: 2px solid var(--csqf-border) !important;
    border-radius: var(--csqf-radius-sm) !important;
    transition: var(--csqf-transition) !important;
    box-sizing: border-box !important;
    opacity: 1 !important;
    line-height: 1.4 !important;
    box-shadow: none !important;
    outline: none !important;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

.csqf-modal .csqf-select {
    background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23666'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E") !important;
    background-repeat: no-repeat !important;
    background-position: right 12px center !important;
    background-size: 20px !important;
    padding-right: 40px !important;
}
.csqf-input:focus,
.csqf-textarea:focus,
.csqf-select:focus {
    outline: none;
    border-color: var(--csqf-primary);
    box-shadow: 0 0 0 4px var(--csqf-primary-glow);
}
.csqf-textarea {
    resize: vertical;
    min-height: 90px;
}

/* Radio & Checkbox groups */
.csqf-radio-group,
.csqf-checkbox-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 10px;
}
.csqf-radio-label,
.csqf-checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    background: var(--csqf-bg);
    border: 2px solid var(--csqf-border);
    border-radius: var(--csqf-radius-sm);
    cursor: pointer;
    transition: var(--csqf-transition);
    font-size: 14px;
}
.csqf-radio-label:hover,
.csqf-checkbox-label:hover {
    border-color: var(--csqf-primary);
    background: rgba(147, 51, 234, 0.04);
}
.csqf-radio-label input,
.csqf-checkbox-label input {
    width: 18px;
    height: 18px;
    accent-color: var(--csqf-primary);
    margin: 0;
    flex-shrink: 0;
}
.csqf-radio-label:has(input:checked),
.csqf-checkbox-label:has(input:checked) {
    border-color: var(--csqf-primary);
    background: rgba(147, 51, 234, 0.08);
}

/* Range */
.csqf-range {
    width: 100%;
    accent-color: var(--csqf-primary);
}
.csqf-range-output {
    display: inline-block;
    margin-left: 12px;
    padding: 4px 10px;
    background: var(--csqf-primary);
    color: #fff;
    border-radius: 4px;
    font-weight: 600;
    font-size: 13px;
}

/* File Upload */
.csqf-file-dropzone {
    position: relative;
    padding: 32px 20px;
    background: var(--csqf-bg-alt);
    border: 2px dashed var(--csqf-border);
    border-radius: var(--csqf-radius-sm);
    text-align: center;
    cursor: pointer;
    transition: var(--csqf-transition);
}
.csqf-file-dropzone:hover,
.csqf-file-dropzone.csqf-dragover {
    background: rgba(147, 51, 234, 0.04);
    border-color: var(--csqf-primary);
}
.csqf-file-input {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}
.csqf-file-icon { font-size: 36px; display: block; margin-bottom: 8px; }
.csqf-file-text { color: var(--csqf-text-light); font-size: 14px; }
.csqf-file-preview {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 8px;
    margin-top: 12px;
}
.csqf-preview-item {
    position: relative;
    aspect-ratio: 1;
    border-radius: 6px;
    overflow: hidden;
    border: 1px solid var(--csqf-border);
}
.csqf-preview-item img { width: 100%; height: 100%; object-fit: cover; }
.csqf-preview-remove {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 22px;
    height: 22px;
    background: rgba(239, 68, 68, 0.9);
    color: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 14px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Help text */
.csqf-help-text {
    display: block;
    margin-top: 6px;
    font-size: 12px;
    color: var(--csqf-text-light);
}

/* Field error */
.csqf-field-error {
    margin-top: 6px;
    font-size: 13px;
    color: var(--csqf-error);
    font-weight: 500;
}
.csqf-field.csqf-has-error .csqf-input,
.csqf-field.csqf-has-error .csqf-textarea,
.csqf-field.csqf-has-error .csqf-select {
    border-color: var(--csqf-error);
}

/* GDPR */
.csqf-gdpr {
    padding: 16px;
    background: var(--csqf-bg-alt);
    border-radius: var(--csqf-radius-sm);
    margin-top: 8px;
}
.csqf-gdpr .csqf-checkbox-label {
    padding: 0;
    background: transparent;
    border: none;
    align-items: flex-start;
    font-size: 13px;
    color: var(--csqf-text-light);
    line-height: 1.5;
}
.csqf-gdpr a { color: var(--csqf-primary); }

/* Messages */
.csqf-message {
    padding: 12px 16px;
    margin: 16px 0;
    border-radius: var(--csqf-radius-sm);
    font-size: 14px;
    font-weight: 500;
}
.csqf-message.csqf-error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--csqf-error);
    border: 1px solid rgba(239, 68, 68, 0.3);
}
.csqf-message.csqf-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--csqf-success);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

/* Footer buttons */
.csqf-modal-footer {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 20px 28px;
    background: var(--csqf-bg-alt);
    border-top: 1px solid var(--csqf-border);
}
.csqf-btn {
    padding: 12px 24px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 600;
    border: none;
    border-radius: var(--csqf-radius-sm);
    cursor: pointer;
    transition: var(--csqf-transition);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.csqf-btn-primary {
    background: linear-gradient(135deg, var(--csqf-primary), var(--csqf-secondary));
    color: #fff;
    box-shadow: 0 4px 14px var(--csqf-primary-glow);
}
.csqf-btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px var(--csqf-primary-glow);
}
.csqf-btn-secondary {
    background: var(--csqf-bg);
    color: var(--csqf-text);
    border: 1px solid var(--csqf-border);
}
.csqf-btn-secondary:hover {
    border-color: var(--csqf-primary);
    color: var(--csqf-primary);
}
.csqf-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

/* Success screen */
.csqf-success-screen {
    padding: 60px 28px;
    text-align: center;
    animation: csqfSlideUp 0.4s ease;
}
.csqf-success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--csqf-success), #34d399);
    color: #fff;
    border-radius: 50%;
    font-size: 40px;
    font-weight: bold;
    animation: csqfPop 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
@keyframes csqfPop {
    0%   { transform: scale(0); }
    60%  { transform: scale(1.15); }
    100% { transform: scale(1); }
}
.csqf-success-title {
    margin: 0 0 12px;
    font-size: 24px;
    color: var(--csqf-text);
}
.csqf-success-message {
    color: var(--csqf-text-light);
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 28px;
}

/* Loading state */
.csqf-btn-loading {
    pointer-events: none;
    opacity: 0.8;
}
.csqf-btn-loading::after {
    content: '';
    width: 14px;
    height: 14px;
    border: 2px solid currentColor;
    border-top-color: transparent;
    border-radius: 50%;
    margin-left: 8px;
    animation: csqfSpin 0.7s linear infinite;
}
@keyframes csqfSpin { to { transform: rotate(360deg); } }

/* Responsive */
@media (max-width: 640px) {
    .csqf-modal { padding: 0; align-items: flex-end; }
    .csqf-modal-container {
        max-width: 100%;
        max-height: 95vh;
        border-radius: 16px 16px 0 0;
    }
    .csqf-modal-header { padding: 18px 20px; }
    .csqf-modal-title  { font-size: 17px; }
    .csqf-form         { padding: 20px; }
    .csqf-modal-footer { padding: 16px 20px; }
    .csqf-radio-group, .csqf-checkbox-group { grid-template-columns: 1fr; }
}

/* ============================================
   STICKY FLOATING BUTTON
   ============================================ */
.csqf-sticky-btn {
    position: fixed;
    z-index: 99998;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 22px;
    font-family: inherit;
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, var(--csqf-primary), var(--csqf-secondary));
    border: none;
    border-radius: 50px;
    cursor: pointer;
    box-shadow: 0 8px 25px rgba(0,0,0,0.25), 0 0 0 0 var(--csqf-primary-glow);
    transition: var(--csqf-transition);
    animation: csqfStickyPulse 2.5s ease-in-out infinite;
}

.csqf-sticky-btn:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 12px 35px rgba(0,0,0,0.3);
    animation: none;
}

.csqf-sticky-btn:active {
    transform: translateY(-1px) scale(1);
}

.csqf-sticky-bottom-right {
    bottom: 24px;
    right: 24px;
}

.csqf-sticky-bottom-left {
    bottom: 24px;
    left: 24px;
}

.csqf-sticky-icon {
    font-size: 20px;
    line-height: 1;
}

@keyframes csqfStickyPulse {
    0%, 100% {
        box-shadow: 0 8px 25px rgba(0,0,0,0.25), 0 0 0 0 var(--csqf-primary-glow);
    }
    50% {
        box-shadow: 0 8px 25px rgba(0,0,0,0.25), 0 0 0 12px transparent;
    }
}

/* Mobile - само icon, без текст */
@media (max-width: 640px) {
    .csqf-sticky-btn {
        padding: 14px;
        gap: 0;
    }
    .csqf-sticky-text {
        display: none;
    }
    .csqf-sticky-icon {
        font-size: 24px;
    }
}