/**
 * Smart Programme Finder — Frontend Styles.
 *
 * Mobile-first, clean, modern design.
 * Supports: select, text, email, number, textarea, radio, checkbox.
 *
 * @package SmartProgrammeFinder
 */

/* ═══════════════════════════════════════════
 * Reset & Variables
 * ═══════════════════════════════════════════ */
:root {
    --spf-primary: #2563eb;
    --spf-primary-hover: #1d4ed8;
    --spf-primary-light: #eff6ff;
    --spf-text: #1e293b;
    --spf-text-light: #64748b;
    --spf-border: #e2e8f0;
    --spf-border-focus: #93c5fd;
    --spf-error: #ef4444;
    --spf-success: #10b981;
    --spf-bg: #ffffff;
    --spf-input-text: #1e293b;
    --spf-radius: 8px;
    --spf-btn-text: #ffffff;
    --spf-btn-radius: 8px;
    --spf-shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    --spf-shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --spf-font: inherit;
    --spf-placeholder: #94a3b8;
    --spf-btn-bg: var(--spf-primary);
    --spf-btn-bg-hover: var(--spf-primary-hover);
}

/* ═══════════════════════════════════════════
 * Form Wrapper
 * ═══════════════════════════════════════════ */
.spf-form-wrapper {
    width: 100%;
    margin: 2rem auto;
    font-family: var(--spf-font);
    color: var(--spf-text);
}

/* When inside Elementor, reset inline style properties so
   Elementor responsive controls take full precedence. */
.spf-elementor-wrap .spf-form-wrapper {
    padding: unset !important;
    max-width: unset !important;
    border-radius: unset !important;
    background-color: unset !important;
    margin: 0 auto;
}

/* ═══════════════════════════════════════════
 * Field Group
 * ═══════════════════════════════════════════ */
.spf-field-group {
    margin-bottom: 1.25rem;
    position: relative;
}

/* Conditional logic: hidden fields */
.spf-field-group.spf-field-hidden {
    display: none !important;
}

/* ═══════════════════════════════════════════
 * Fields Grid (column layout)
 * ═══════════════════════════════════════════ */
.spf-fields-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 20px;
}

.spf-fields-grid--2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.spf-fields-grid--3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.spf-fields-grid--4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.spf-fields-grid .spf-field-group {
    margin-bottom: 0;
}

/* Inline button — sits as the last item inside the grid */
.spf-submit-group--inline {
    display: flex;
    align-items: flex-end;
    align-self: flex-end;
}

.spf-submit-group--inline .spf-submit-btn {
    width: 100%;
    height: 100%;
    white-space: nowrap;
}

/* Responsive: tablet — 3/4-col grids collapse to 2 */
@media (max-width: 900px) {
    .spf-fields-grid--3,
    .spf-fields-grid--4 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

/* Responsive: mobile — everything collapses to 1 */
@media (max-width: 600px) {
    .spf-fields-grid--2,
    .spf-fields-grid--3,
    .spf-fields-grid--4 {
        grid-template-columns: minmax(0, 1fr);
    }
}

/* Multi-column grids: inputs always fill their cell */
.spf-fields-grid--2 .spf-input,
.spf-fields-grid--2 .spf-select,
.spf-fields-grid--2 .spf-textarea,
.spf-fields-grid--3 .spf-input,
.spf-fields-grid--3 .spf-select,
.spf-fields-grid--3 .spf-textarea,
.spf-fields-grid--4 .spf-input,
.spf-fields-grid--4 .spf-select,
.spf-fields-grid--4 .spf-textarea {
    max-width: 100%;
}

.spf-label {
    display: block;
    margin-bottom: 0.4rem;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--spf-text);
}

/* Hide labels when toggled via Elementor or data attribute */
.spf-labels-hidden .spf-label {
    display: none;
}

/* Hide label per individual field (set in builder) */
.spf-label--hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.spf-required {
    color: var(--spf-error);
    margin-left: 2px;
}

/* ═══════════════════════════════════════════
 * Field Sizes (small / medium / large)
 *
 * Size affects:
 *   - Input/select max-width (small 25%, medium 60%, large 100%)
 *   - Textarea height (small 70px, medium 120px, large 220px)
 *   - Padding & font-size on all elements
 *   - On mobile (≤600px) all sizes collapse to 100%
 * ═══════════════════════════════════════════ */

/* ── Small ──────────────────────────── */
.spf-field--small .spf-select,
.spf-field--small .spf-input {
    max-width: 25%;
    padding: 0.4rem 0.6rem;
    font-size: 0.85rem;
}

.spf-field--small .spf-textarea {
    max-width: 25%;
    height: 70px;
    padding: 0.4rem 0.6rem;
    font-size: 0.85rem;
}

.spf-field--small .spf-label {
    font-size: 0.85rem;
}

.spf-field--small .spf-radio-label,
.spf-field--small .spf-checkbox-label {
    padding: 0.35rem 0.55rem;
    font-size: 0.85rem;
}

/* ── Medium (default) ──────────────── */
.spf-field--medium .spf-select,
.spf-field--medium .spf-input {
    max-width: 60%;
}

.spf-field--medium .spf-textarea {
    max-width: 60%;
    height: 120px;
}

/* ── Large ──────────────────────────── */
.spf-field--large .spf-select,
.spf-field--large .spf-input {
    max-width: 100%;
    padding: 0.9rem 1.1rem;
    font-size: 1.15rem;
}

.spf-field--large .spf-textarea {
    max-width: 100%;
    height: 220px;
    padding: 0.9rem 1.1rem;
    font-size: 1.15rem;
}

.spf-field--large .spf-label {
    font-size: 1.1rem;
}

.spf-field--large .spf-radio-label,
.spf-field--large .spf-checkbox-label {
    padding: 0.65rem 0.95rem;
    font-size: 1.1rem;
}

/* Mobile: all sizes collapse to full width */
@media (max-width: 600px) {
    .spf-field--small .spf-select,
    .spf-field--small .spf-input,
    .spf-field--small .spf-textarea,
    .spf-field--medium .spf-select,
    .spf-field--medium .spf-input,
    .spf-field--medium .spf-textarea {
        max-width: 100%;
    }
}

/* ═══════════════════════════════════════════
 * Shared input base (text, email, number, select)
 * ═══════════════════════════════════════════ */
.spf-select,
.spf-input,
.spf-textarea {
    display: block;
    width: 100%;
    padding: 0.65rem 0.85rem;
    font-size: 1rem;
    line-height: 1.5;
    color: var(--spf-input-text, var(--spf-text));
    background-color: var(--spf-bg);
    border: 1px solid var(--spf-border);
    border-radius: var(--spf-radius);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    box-sizing: border-box;
    font-family: inherit;
}

.spf-select:focus,
.spf-input:focus,
.spf-textarea:focus {
    outline: none;
    border-color: var(--spf-border-focus);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.spf-input::placeholder,
.spf-textarea::placeholder {
    color: var(--spf-placeholder);
}

.spf-select.spf-invalid,
.spf-input.spf-invalid,
.spf-textarea.spf-invalid {
    border-color: var(--spf-error);
}

/* ═══════════════════════════════════════════
 * Select wrapper + custom arrow
 * ═══════════════════════════════════════════ */
.spf-select-wrap {
    position: relative;
    display: block;
    --spf-arrow-color: #64748b;
    --spf-arrow-size: 8px;
    --spf-arrow-offset: 14px;
}

/* The select fills the wrapper; arrow is drawn by ::after (default) or icon element */
.spf-select-wrap .spf-select {
    appearance: none;
    background-image: none;
    padding-right: 2.5rem;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
    width: 100%;
}

/* ── Default fallback arrow (::after chevron) ── */
.spf-select-wrap::after {
    content: '';
    position: absolute;
    right: var(--spf-arrow-offset, 14px);
    top: 50%;
    pointer-events: none;
    width: var(--spf-arrow-size, 8px);
    height: var(--spf-arrow-size, 8px);
    border-right: 2px solid var(--spf-arrow-color, #64748b);
    border-bottom: 2px solid var(--spf-arrow-color, #64748b);
    transform: translateY(-70%) rotate(45deg);
}

/* ── Elementor icon element wraps <i> or <svg>; replaces ::after ── */
.spf-select-wrap.spf-has-arrow-icon::after {
    display: none;
}
/* ── No arrow at all (arrow_show = No in Elementor) ── */
.spf-select-wrap.spf-no-arrow::after {
    display: none;
}
.spf-select-wrap.spf-no-arrow .spf-select {
    padding-right: 0.85rem;
}
.spf-select-arrow-icon {
    position: absolute;
    right: var(--spf-arrow-offset, 14px);
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
    color: var(--spf-arrow-color, #64748b);
    font-size: var(--spf-arrow-size, 14px);
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}
.spf-select-arrow-icon svg {
    width: var(--spf-arrow-size, 14px);
    height: var(--spf-arrow-size, 14px);
    fill: var(--spf-arrow-color, #64748b);
    display: block;
}

/* ═══════════════════════════════════════════
 * Textarea
 * ═══════════════════════════════════════════ */
.spf-textarea {
    resize: vertical;
    min-height: 80px;
}

/* ═══════════════════════════════════════════
 * Radio Buttons
 * ═══════════════════════════════════════════ */
.spf-radio-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* Choice layout: 2 columns */
.spf-choices-2col {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
}

/* Choice layout: 3 columns */
.spf-choices-3col {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
}

/* Choice layout: inline */
.spf-choices-inline {
    flex-direction: row;
    flex-wrap: wrap;
}

/* Responsive: choice columns collapse on mobile */
@media (max-width: 600px) {
    .spf-choices-2col,
    .spf-choices-3col {
        grid-template-columns: 1fr;
    }
    .spf-choices-inline {
        flex-direction: column;
    }
}

.spf-radio-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.95rem;
    cursor: pointer;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--spf-border);
    border-radius: var(--spf-radius);
    transition: border-color 0.2s ease, background-color 0.2s ease;
}

.spf-radio-label:hover {
    border-color: var(--spf-border-focus);
    background-color: var(--spf-primary-light);
}

.spf-radio {
    accent-color: var(--spf-primary);
    width: 16px;
    height: 16px;
    margin: 0;
    flex-shrink: 0;
}

/* ═══════════════════════════════════════════
 * Checkboxes
 * ═══════════════════════════════════════════ */
.spf-checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* Checkbox also uses choice layout classes (spf-choices-2col etc.) above */

.spf-checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.95rem;
    cursor: pointer;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--spf-border);
    border-radius: var(--spf-radius);
    transition: border-color 0.2s ease, background-color 0.2s ease;
}

.spf-checkbox-label:hover {
    border-color: var(--spf-border-focus);
    background-color: var(--spf-primary-light);
}

.spf-checkbox {
    accent-color: var(--spf-primary);
    width: 16px;
    height: 16px;
    margin: 0;
    flex-shrink: 0;
}

/* Group-level invalid state for radio / checkbox */
.spf-group-invalid .spf-radio-label,
.spf-group-invalid .spf-checkbox-label {
    border-color: var(--spf-error);
}

/* ═══════════════════════════════════════════
 * Error Message
 * ═══════════════════════════════════════════ */
.spf-error-message {
    display: none;
    font-size: 0.825rem;
    color: var(--spf-error);
    margin-top: 0.3rem;
}

.spf-error-message.spf-visible {
    display: block;
}

/* ═══════════════════════════════════════════
 * Submit Button
 * ═══════════════════════════════════════════ */
.spf-submit-group {
    margin-top: 1.5rem;
}

/* Inline: no extra margin — grid gap handles spacing */
.spf-submit-group.spf-submit-group--inline {
    margin-top: 0;
}

.spf-submit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--spf-btn-text, #fff);
    background-color: var(--spf-btn-bg);
    border: none;
    border-radius: var(--spf-btn-radius, var(--spf-radius));
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.1s ease;
    box-sizing: border-box;
}

/* ── Button Position Modifiers ──────────── */
.spf-submit-group--full .spf-submit-btn {
    width: 100%;
}

.spf-submit-group--left {
    text-align: left;
}

.spf-submit-group--left .spf-submit-btn {
    width: auto;
}

.spf-submit-group--center {
    text-align: center;
}

.spf-submit-group--center .spf-submit-btn {
    width: auto;
}

.spf-submit-group--right {
    text-align: right;
}

.spf-submit-group--right .spf-submit-btn {
    width: auto;
}

.spf-submit-btn:hover {
    background-color: var(--spf-btn-bg-hover);
}

.spf-submit-btn:active {
    transform: scale(0.98);
}

.spf-submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* Loader spinner */
.spf-btn-loader {
    display: none;
    width: 18px;
    height: 18px;
    border-top: 2px solid #fff;
    border-right: 2px solid #fff;
    border-bottom: 2px solid rgba(255, 255, 255, 0.25);
    border-left: 2px solid rgba(255, 255, 255, 0.25);
    border-radius: 50%;
    animation: spf-spin 0.6s linear infinite;
    flex-shrink: 0;
}

.spf-loading .spf-btn-text {
    opacity: 0.85;
}

.spf-loading .spf-btn-loader {
    display: inline-block;
}

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

/* ═══════════════════════════════════════════
 * Modal Overlay
 * ═══════════════════════════════════════════ */
.spf-modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 100000;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(15, 23, 42, 0.55);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    padding: 1rem;
}

.spf-modal-overlay[hidden] {
    display: none;
}

.spf-modal-overlay.spf-modal-visible {
    opacity: 1;
    visibility: visible;
}

/* Elementor editor preview — popup only */
.spf-popup-preview-yes .spf-modal-overlay {
    display: flex !important;
    opacity: 1 !important;
    visibility: visible !important;
    position: relative !important;
    inset: auto !important;
    z-index: 1 !important;
    border-radius: 8px;
    margin-top: 1rem;
}

.spf-popup-preview-yes .spf-modal-overlay .spf-modal {
    transform: none !important;
}

/* Elementor editor preview — inline confirmation only */
.spf-inline-preview-yes .spf-confirmation-inline {
    display: block !important;
}

/* ═══════════════════════════════════════════
 * Modal Card
 * ═══════════════════════════════════════════ */
.spf-modal {
    position: relative;
    width: 100%;
    max-width: 480px;
    background-color: var(--spf-bg);
    border-radius: 12px;
    box-shadow: var(--spf-shadow-lg);
    padding: 2.5rem 2rem 2rem;
    text-align: center;
    transform: translateY(20px) scale(0.97);
    transition: transform 0.3s ease;
}

.spf-modal-visible .spf-modal {
    transform: translateY(0) scale(1);
}

/* Close button */
.spf-modal-close {
    position: absolute;
    top: 0.75rem;
    right: 0.85rem;
    background: none;
    border: none;
    font-size: 1.6rem;
    color: var(--spf-text-light);
    cursor: pointer;
    line-height: 1;
    padding: 0.25rem;
    transition: color 0.2s ease;
}

.spf-modal-close:hover {
    color: var(--spf-text);
}

/* Icon */
.spf-modal-icon {
    margin-bottom: 1rem;
    color: var(--spf-success);
}

/* Title */
.spf-modal-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 0 0.75rem;
    color: var(--spf-text);
}

/* Body */
.spf-modal-body {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--spf-text-light);
    margin-bottom: 1.5rem;
}

.spf-modal-body p {
    margin: 0;
}

/* Action buttons */
.spf-modal-actions {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
}

.spf-modal-btn {
    padding: 0.6rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--spf-radius);
    cursor: pointer;
    transition: background-color 0.2s ease;
    border: none;
}

.spf-modal-btn--reset {
    background-color: var(--spf-primary);
    color: #fff;
}

.spf-modal-btn--reset:hover {
    background-color: var(--spf-primary-hover);
}

/* ═══════════════════════════════════════════
 * Inline Confirmation (Below Form)
 * ═══════════════════════════════════════════ */
.spf-confirmation-inline {
    text-align: center;
    padding: 2rem 1.5rem;
    margin-top: 1rem;
    background: linear-gradient(135deg, #f0fdf4, #ecfdf5);
    border: 1px solid #bbf7d0;
    border-radius: var(--spf-radius, 8px);
    animation: spf-inline-fade-in 0.4s ease;
}

@keyframes spf-inline-fade-in {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

.spf-confirmation-inline[hidden] {
    display: none;
}

.spf-inline-icon {
    margin-bottom: 0.75rem;
    color: #22c55e;
}

.spf-inline-title {
    font-size: 1.15rem;
    font-weight: 700;
    margin: 0 0 0.5rem;
    color: var(--spf-text, #1e293b);
}

.spf-inline-body {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--spf-text-light, #475569);
    margin-bottom: 1.25rem;
}

.spf-inline-body p {
    margin: 0;
}

.spf-inline-actions {
    display: flex;
    justify-content: center;
}

.spf-inline-btn {
    padding: 0.55rem 1.4rem;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--spf-radius, 8px);
    cursor: pointer;
    transition: background-color 0.2s ease;
    border: none;
}

.spf-inline-btn--reset {
    background-color: var(--spf-primary, #4f46e5);
    color: #fff;
}

.spf-inline-btn--reset:hover {
    background-color: var(--spf-primary-hover, #4338ca);
}

/* ═══════════════════════════════════════════
 * Admin notice (shown to logged-in admins only)
 * ═══════════════════════════════════════════ */
.spf-admin-notice {
    padding: 1rem;
    background: var(--spf-primary-light);
    border-left: 4px solid var(--spf-primary);
    border-radius: 4px;
    font-size: 0.9rem;
    color: var(--spf-text);
}

/* ═══════════════════════════════════════════
 * Responsive
 * ═══════════════════════════════════════════ */
@media (max-width: 600px) {
    .spf-form-wrapper {
        margin: 1rem;
    }

    .spf-modal {
        padding: 2rem 1.25rem 1.5rem;
    }
}

/* ═══════════════════════════════════════════
 * Elementor widget wrapper overrides
 * (apply column/button layout from data attrs via JS)
 * ═══════════════════════════════════════════ */
.spf-elementor-wrap .spf-form-wrapper {
    max-width: none;
}

/* ═══════════════════════════════════════════
 * Elementor theme, size, and display classes
 * ═══════════════════════════════════════════ */

/* Form title & description */
.spf-form-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0 0 4px;
    color: var(--spf-text);
}

.spf-form-description {
    font-size: 0.875rem;
    color: var(--spf-text-light);
    margin: 0 0 16px;
}

/* Button sizes via prefix class */
.spf-btn-size-small .spf-submit-btn {
    padding: 8px 18px;
    font-size: 13px;
}

.spf-btn-size-medium .spf-submit-btn {
    padding: 12px 28px;
    font-size: 15px;
}

.spf-btn-size-large .spf-submit-btn {
    padding: 16px 36px;
    font-size: 17px;
}

/* Field sizes via prefix class */
.spf-field-size-small .spf-input,
.spf-field-size-small .spf-select,
.spf-field-size-small .spf-textarea {
    padding: 6px 10px;
    font-size: 13px;
}

.spf-field-size-small .spf-submit-btn {
    padding: 8px 18px;
    font-size: 13px;
}

.spf-field-size-medium .spf-input,
.spf-field-size-medium .spf-select,
.spf-field-size-medium .spf-textarea {
    padding: 10px 14px;
    font-size: 15px;
}

.spf-field-size-medium .spf-submit-btn {
    padding: 12px 28px;
    font-size: 15px;
}

.spf-field-size-large .spf-input,
.spf-field-size-large .spf-select,
.spf-field-size-large .spf-textarea {
    padding: 14px 18px;
    font-size: 17px;
}

.spf-field-size-large .spf-submit-btn {
    padding: 16px 36px;
    font-size: 17px;
}

/* Label sizes via prefix class */
.spf-label-size-small .spf-label {
    font-size: 12px;
}

.spf-label-size-medium .spf-label {
    font-size: 14px;
}

.spf-label-size-large .spf-label {
    font-size: 16px;
}

/* Theme presets — set CSS variables for consistent cascading */
.spf-theme-classic .spf-form-wrapper {
    --spf-radius: 4px;
    border: 1px solid var(--spf-border);
    border-radius: var(--spf-radius);
    padding: 24px;
}

.spf-theme-modern .spf-form-wrapper {
    --spf-radius: 10px;
    background: var(--spf-bg);
    border-radius: 12px;
    padding: 28px;
    box-shadow: var(--spf-shadow);
}

.spf-theme-modern .spf-input,
.spf-theme-modern .spf-select,
.spf-theme-modern .spf-textarea {
    border-radius: var(--spf-radius);
}

.spf-theme-modern .spf-radio-label,
.spf-theme-modern .spf-checkbox-label {
    border-radius: var(--spf-radius);
}

.spf-theme-elegant .spf-form-wrapper {
    --spf-radius: 0px;
    background: var(--spf-bg);
    border: 1px solid #d1d5db;
    border-radius: 0;
    padding: 32px;
}

.spf-theme-elegant .spf-input,
.spf-theme-elegant .spf-select,
.spf-theme-elegant .spf-textarea {
    border-radius: 0;
}

.spf-theme-elegant .spf-radio-label,
.spf-theme-elegant .spf-checkbox-label {
    border-radius: 0;
}

.spf-theme-elegant .spf-submit-btn {
    border-radius: 0;
}

.spf-theme-minimal .spf-form-wrapper {
    background: transparent;
    border: none;
    padding: 0;
    box-shadow: none;
}

.spf-theme-minimal .spf-input,
.spf-theme-minimal .spf-select,
.spf-theme-minimal .spf-textarea {
    border-left: none;
    border-right: none;
    border-top: none;
    border-radius: 0;
}