/* ═══════════════════════════════════════════════
   BWC Contact Pro — Frontend Styles
   Premium multi-step contact form
   ═══════════════════════════════════════════════ */

:root {
    --bwc-navy: #0a0f1a;
    --bwc-cyan: #00d4ff;
    --bwc-cyan-alt: #06b6d4;
    --bwc-purple: #8b5cf6;
    --bwc-white: #ffffff;
    --bwc-gray-100: #f1f5f9;
    --bwc-gray-200: #e2e8f0;
    --bwc-gray-400: #94a3b8;
    --bwc-gray-600: #475569;
    --bwc-gray-800: #1e293b;
    --bwc-red: #ef4444;
    --bwc-green: #22c55e;
    --bwc-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --bwc-font-display: 'Space Grotesk', 'Inter', sans-serif;
    --bwc-radius: 16px;
    --bwc-transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Wrapper (Glassmorphism) ── */
.bwc-contact-wrapper {
    position: relative;
    max-width: 560px;
    margin: 40px auto;
    padding: 40px 36px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--bwc-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
    font-family: var(--bwc-font);
    overflow: hidden;
}

/* Light theme overrides */
.bwc-contact-wrapper {
    background: rgba(255, 255, 255, 0.85);
    border-color: rgba(0, 0, 0, 0.06);
}

[data-theme="dark"] .bwc-contact-wrapper {
    background: rgba(10, 15, 26, 0.85);
    border-color: rgba(255, 255, 255, 0.08);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

/* ── Progress Bar ── */
.bwc-progress-bar {
    margin-bottom: 32px;
}

.bwc-progress-track {
    height: 4px;
    background: var(--bwc-gray-200);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 16px;
}

[data-theme="dark"] .bwc-progress-track {
    background: var(--bwc-gray-800);
}

.bwc-progress-fill {
    height: 100%;
    width: 33.33%;
    background: linear-gradient(90deg, var(--bwc-cyan), var(--bwc-purple));
    border-radius: 2px;
    transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.bwc-progress-steps {
    display: flex;
    justify-content: space-between;
    padding: 0 10%;
}

.bwc-step-dot {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
    font-family: var(--bwc-font-display);
    background: var(--bwc-gray-200);
    color: var(--bwc-gray-600);
    transition: var(--bwc-transition);
    cursor: default;
}

[data-theme="dark"] .bwc-step-dot {
    background: var(--bwc-gray-800);
    color: var(--bwc-gray-400);
}

.bwc-step-dot.active {
    background: linear-gradient(135deg, var(--bwc-cyan), var(--bwc-purple));
    color: var(--bwc-white);
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.bwc-step-dot.completed {
    background: var(--bwc-green);
    color: var(--bwc-white);
}

/* ── Form Steps ── */
.bwc-contact-form {
    position: relative;
    min-height: 280px;
}

.bwc-form-step {
    display: none;
    animation: bwcSlideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.bwc-form-step.active {
    display: block;
}

.bwc-form-step.slide-out-left {
    animation: bwcSlideOutLeft 0.3s ease forwards;
}

.bwc-form-step.slide-in-right {
    animation: bwcSlideInRight 0.4s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.bwc-form-step.slide-out-right {
    animation: bwcSlideOutRight 0.3s ease forwards;
}

.bwc-form-step.slide-in-left {
    animation: bwcSlideInLeft 0.4s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes bwcSlideIn {
    from { opacity: 0; transform: translateX(30px); }
    to   { opacity: 1; transform: translateX(0); }
}

@keyframes bwcSlideOutLeft {
    from { opacity: 1; transform: translateX(0); }
    to   { opacity: 0; transform: translateX(-30px); }
}

@keyframes bwcSlideInRight {
    from { opacity: 0; transform: translateX(30px); }
    to   { opacity: 1; transform: translateX(0); }
}

@keyframes bwcSlideOutRight {
    from { opacity: 1; transform: translateX(0); }
    to   { opacity: 0; transform: translateX(30px); }
}

@keyframes bwcSlideInLeft {
    from { opacity: 0; transform: translateX(-30px); }
    to   { opacity: 1; transform: translateX(0); }
}

/* ── Step Title ── */
.bwc-step-title {
    font-family: var(--bwc-font-display);
    font-size: 22px;
    font-weight: 700;
    color: var(--bwc-navy);
    margin: 0 0 24px;
}

[data-theme="dark"] .bwc-step-title {
    color: var(--bwc-white);
}

/* ── Floating Labels ── */
.bwc-field-group {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.bwc-field {
    position: relative;
}

.bwc-floating input,
.bwc-floating textarea,
.bwc-floating select {
    width: 100%;
    padding: 18px 16px 8px;
    font-size: 15px;
    font-family: var(--bwc-font);
    background: var(--bwc-gray-100);
    border: 2px solid transparent;
    border-radius: 12px;
    outline: none;
    transition: var(--bwc-transition);
    color: var(--bwc-navy);
    box-sizing: border-box;
}

[data-theme="dark"] .bwc-floating input,
[data-theme="dark"] .bwc-floating textarea,
[data-theme="dark"] .bwc-floating select {
    background: rgba(30, 41, 59, 0.5);
    color: var(--bwc-gray-200);
}

.bwc-floating input:focus,
.bwc-floating textarea:focus,
.bwc-floating select:focus {
    border-color: var(--bwc-cyan);
    box-shadow: 0 0 0 4px rgba(0, 212, 255, 0.1);
    background: var(--bwc-white);
}

[data-theme="dark"] .bwc-floating input:focus,
[data-theme="dark"] .bwc-floating textarea:focus,
[data-theme="dark"] .bwc-floating select:focus {
    background: rgba(30, 41, 59, 0.8);
    box-shadow: 0 0 0 4px rgba(0, 212, 255, 0.15);
}

.bwc-floating label {
    position: absolute;
    top: 50%;
    left: 16px;
    transform: translateY(-50%);
    font-size: 15px;
    color: var(--bwc-gray-400);
    pointer-events: none;
    transition: var(--bwc-transition);
    background: transparent;
}

.bwc-floating textarea ~ label {
    top: 18px;
    transform: none;
}

.bwc-floating input:focus ~ label,
.bwc-floating input:not(:placeholder-shown) ~ label,
.bwc-floating input.has-value ~ label,
.bwc-floating textarea:focus ~ label,
.bwc-floating textarea:not(:placeholder-shown) ~ label,
.bwc-floating textarea.has-value ~ label,
.bwc-floating select:focus ~ label,
.bwc-floating select.has-value ~ label {
    top: 6px;
    transform: none;
    font-size: 11px;
    color: var(--bwc-cyan);
    font-weight: 600;
    letter-spacing: 0.5px;
}

.bwc-select-field label {
    top: 6px !important;
    transform: none !important;
    font-size: 11px !important;
    color: var(--bwc-cyan) !important;
    font-weight: 600 !important;
    letter-spacing: 0.5px !important;
}

/* ── Validation Errors ── */
.bwc-error-msg {
    display: block;
    font-size: 12px;
    color: var(--bwc-red);
    margin-top: 4px;
    padding-left: 4px;
    min-height: 0;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: all 0.3s ease;
}

.bwc-error-msg.visible {
    min-height: 18px;
    max-height: 30px;
    opacity: 1;
    margin-top: 6px;
}

.bwc-field.error input,
.bwc-field.error textarea,
.bwc-field.error select {
    border-color: var(--bwc-red) !important;
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.1) !important;
    animation: bwcShake 0.4s ease;
}

@keyframes bwcShake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-6px); }
    40% { transform: translateX(6px); }
    60% { transform: translateX(-4px); }
    80% { transform: translateX(4px); }
}

/* ── File Upload ── */
.bwc-file-field input[type="file"] {
    position: absolute;
    width: 0;
    height: 0;
    opacity: 0;
    overflow: hidden;
}

.bwc-file-label {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: var(--bwc-gray-100);
    border: 2px dashed var(--bwc-gray-200);
    border-radius: 12px;
    cursor: pointer;
    transition: var(--bwc-transition);
    font-size: 14px;
    color: var(--bwc-gray-600);
}

[data-theme="dark"] .bwc-file-label {
    background: rgba(30, 41, 59, 0.3);
    border-color: var(--bwc-gray-800);
    color: var(--bwc-gray-400);
}

.bwc-file-label:hover {
    border-color: var(--bwc-cyan);
    background: rgba(0, 212, 255, 0.04);
}

.bwc-file-icon {
    flex-shrink: 0;
    color: var(--bwc-cyan);
}

.bwc-file-name {
    font-weight: 600;
    color: var(--bwc-cyan);
    display: none;
}

.bwc-file-name.visible {
    display: inline;
}

/* ── Honeypot ── */
.bwc-hp-field {
    position: absolute;
    left: -9999px;
    height: 0;
    overflow: hidden;
    opacity: 0;
}

/* ── Navigation Buttons ── */
.bwc-nav-buttons {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    margin-top: 28px;
}

.bwc-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 12px 28px;
    font-size: 15px;
    font-weight: 600;
    font-family: var(--bwc-font);
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: var(--bwc-transition);
    position: relative;
    overflow: hidden;
}

.bwc-btn-next,
.bwc-btn-submit {
    background: linear-gradient(135deg, var(--bwc-cyan), var(--bwc-cyan-alt));
    color: var(--bwc-navy);
    font-weight: 700;
}

.bwc-btn-next:hover,
.bwc-btn-submit:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(0, 212, 255, 0.35);
}

.bwc-btn-next:active,
.bwc-btn-submit:active {
    transform: translateY(0);
}

.bwc-btn-back {
    background: transparent;
    color: var(--bwc-gray-400);
    border: 2px solid var(--bwc-gray-200);
}

[data-theme="dark"] .bwc-btn-back {
    border-color: var(--bwc-gray-800);
    color: var(--bwc-gray-400);
}

.bwc-btn-back:hover {
    border-color: var(--bwc-gray-400);
    color: var(--bwc-gray-600);
}

/* ── Submit Spinner ── */
.bwc-btn-spinner {
    display: none;
    gap: 4px;
    align-items: center;
}

.bwc-btn.loading .bwc-btn-text {
    display: none;
}

.bwc-btn.loading .bwc-btn-spinner {
    display: flex;
}

.bwc-spinner-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--bwc-navy);
    animation: bwcPulse 1.2s infinite ease-in-out;
}

.bwc-spinner-dot:nth-child(2) { animation-delay: 0.15s; }
.bwc-spinner-dot:nth-child(3) { animation-delay: 0.3s; }

@keyframes bwcPulse {
    0%, 80%, 100% { transform: scale(0.6); opacity: 0.4; }
    40% { transform: scale(1); opacity: 1; }
}

/* ── Success State ── */
.bwc-success-state {
    display: none;
    position: absolute;
    inset: 0;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.95);
    border-radius: var(--bwc-radius);
    z-index: 10;
}

[data-theme="dark"] .bwc-success-state {
    background: rgba(10, 15, 26, 0.95);
}

.bwc-success-state.visible {
    display: flex;
    animation: bwcFadeIn 0.4s ease;
}

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

.bwc-success-inner {
    text-align: center;
    z-index: 2;
}

.bwc-checkmark-wrap {
    width: 72px;
    height: 72px;
    margin: 0 auto 24px;
}

.bwc-checkmark {
    width: 72px;
    height: 72px;
}

.bwc-checkmark-circle {
    stroke: var(--bwc-green);
    stroke-width: 2;
    stroke-dasharray: 166;
    stroke-dashoffset: 166;
    animation: bwcStroke 0.6s cubic-bezier(0.65, 0, 0.45, 1) forwards;
}

.bwc-checkmark-check {
    stroke: var(--bwc-green);
    stroke-width: 3;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-dasharray: 48;
    stroke-dashoffset: 48;
    animation: bwcStroke 0.3s cubic-bezier(0.65, 0, 0.45, 1) 0.4s forwards;
}

@keyframes bwcStroke {
    to { stroke-dashoffset: 0; }
}

.bwc-success-title {
    font-family: var(--bwc-font-display);
    font-size: 26px;
    font-weight: 700;
    color: var(--bwc-navy);
    margin: 0 0 8px;
}

[data-theme="dark"] .bwc-success-title {
    color: var(--bwc-white);
}

.bwc-success-text {
    font-size: 15px;
    color: var(--bwc-gray-600);
    margin: 0;
}

[data-theme="dark"] .bwc-success-text {
    color: var(--bwc-gray-400);
}

/* ── Confetti Canvas ── */
.bwc-confetti-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

/* ── Responsive ── */
@media (max-width: 600px) {
    .bwc-contact-wrapper {
        margin: 20px 16px;
        padding: 28px 20px;
    }
    .bwc-step-title {
        font-size: 19px;
    }
    .bwc-nav-buttons {
        flex-direction: column-reverse;
    }
    .bwc-btn {
        width: 100%;
        justify-content: center;
    }
}