/* ============================================================
   SI MULTI-STEP FORMS
   si-forms.css
   ============================================================ */

/* ── Outer wrapper ───────────────────────────────────────── */
.si-scope.si-form {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: #07070A !important;
    overflow: hidden;
}

/* ── Progress bar ────────────────────────────────────────── */
.si-form__progress {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: #2A2A2E;
    z-index: 200;
}

.si-form__progress-fill {
    height: 100%;
    background: #D4A853;
    width: 0%;
    transition: width 0.5s cubic-bezier( 0.16, 1, 0.3, 1 );
}

/* ── Top bar (step counter + back button) ────────────────── */
.si-form__topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 190;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    background: linear-gradient( to bottom, rgba(7,7,10,0.9) 0%, transparent 100% );
    pointer-events: none;
}

.si-form__back-btn {
    pointer-events: auto;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: none;
    border: none;
    color: #9B978E;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.875rem;
    cursor: pointer;
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    transition: color 0.2s ease, background 0.2s ease;
    line-height: 1;
}

.si-form__back-btn:hover {
    color: #F0EDE6;
    background: rgba(255,255,255,0.06);
}

.si-form__back-btn[hidden] {
    visibility: hidden;
    pointer-events: none;
}

.si-form__back-arrow {
    display: block;
    width: 18px;
    height: 18px;
}

.si-form__step-indicator {
    pointer-events: none;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    color: #5C5A54;
}

.si-form__step-indicator .si-form__step-current {
    color: #D4A853;
}

/* ── Steps wrapper ───────────────────────────────────────── */
.si-form__steps-wrap {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 7rem 2rem 5rem;
    position: relative;
    min-height: 100vh;
}

/* ── Individual step ─────────────────────────────────────── */
.si-form__step {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 7rem 2rem 5rem;
    opacity: 0;
    transform: translateX( 60px );
    transition:
        opacity 0.45s cubic-bezier( 0.16, 1, 0.3, 1 ),
        transform 0.45s cubic-bezier( 0.16, 1, 0.3, 1 );
    pointer-events: none;
}

.si-form__step.is-active {
    opacity: 1;
    transform: translateX( 0 );
    pointer-events: auto;
    position: relative;
    inset: auto;
}

.si-form__step.is-exiting {
    opacity: 0;
    transform: translateX( -60px );
    pointer-events: none;
    position: absolute;
    inset: 0;
}

/* ── Question text ───────────────────────────────────────── */
.si-form__question {
    font-family: 'Instrument Serif', Georgia, serif;
    font-size: clamp( 1.65rem, 4vw, 2.75rem );
    font-weight: 400;
    color: #F0EDE6 !important;
    text-align: center;
    margin: 0 0 0.5rem;
    line-height: 1.2;
    max-width: 640px;
}

.si-form__question-sub {
    font-size: 0.9rem;
    color: #5C5A54 !important;
    text-align: center;
    margin: 0 0 2.75rem;
    font-family: 'DM Sans', sans-serif;
    line-height: 1.5;
}

/* ── Card-select options ─────────────────────────────────── */
.si-form__options {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
    max-width: 640px;
    width: 100%;
    margin-bottom: 2rem;
}

.si-form__option {
    background: rgba(255,255,255,0.03);
    border: 1px solid #2A2A2E;
    border-radius: 10px;
    color: #F0EDE6;
    cursor: pointer;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.95rem;
    padding: 0.9rem 1.4rem;
    text-align: left;
    transition:
        border-color 0.2s ease,
        background 0.2s ease,
        box-shadow 0.2s ease,
        color 0.2s ease;
    line-height: 1.3;
}

.si-form__option:hover,
.si-form__option:focus-visible {
    border-color: rgba(212, 168, 83, 0.5);
    background: rgba(212, 168, 83, 0.06);
    color: #F0EDE6;
    outline: none;
}

.si-form__option.is-selected {
    border-color: #D4A853;
    background: rgba(212, 168, 83, 0.12);
    box-shadow: 0 0 0 1px #D4A853;
    color: #F0EDE6;
}

/* ── Radio options ───────────────────────────────────────── */
.si-form__options--radio {
    flex-direction: column;
    align-items: stretch;
    max-width: 480px;
}

.si-form__options--radio .si-form__option {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.85rem 1.25rem;
}

.si-form__option-radio {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 2px solid #2A2A2E;
    flex-shrink: 0;
    transition: border-color 0.2s ease, background 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.si-form__option.is-selected .si-form__option-radio {
    border-color: #D4A853;
    background: #D4A853;
}

.si-form__option-radio::after {
    content: '';
    display: block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #07070A;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.si-form__option.is-selected .si-form__option-radio::after {
    opacity: 1;
}

/* ── Textarea ────────────────────────────────────────────── */
.si-form__textarea-wrap {
    width: 100%;
    max-width: 580px;
    position: relative;
    margin-bottom: 1.5rem;
}

.si-form__textarea {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 2px solid #2A2A2E;
    color: #F0EDE6;
    font-family: 'DM Sans', sans-serif;
    font-size: 1.1rem;
    line-height: 1.7;
    padding: 0.75rem 0;
    resize: none;
    outline: none;
    min-height: 120px;
    transition: border-color 0.25s ease;
    box-sizing: border-box;
}

.si-form__textarea::placeholder {
    color: #5C5A54;
}

.si-form__textarea:focus {
    border-bottom-color: #D4A853;
}

.si-form__textarea-hint {
    position: absolute;
    bottom: -1.5rem;
    right: 0;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.6rem;
    letter-spacing: 0.08em;
    color: #5C5A54;
    pointer-events: none;
}

/* ── Text inputs (step 7 — details) ─────────────────────── */
.si-form__fields {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    width: 100%;
    max-width: 480px;
    margin-bottom: 2rem;
}

.si-form__field {
    position: relative;
}

.si-form__label {
    display: block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.62rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: #5C5A54;
    margin-bottom: 0.5rem;
}

.si-form__input {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 2px solid #2A2A2E;
    color: #F0EDE6;
    font-family: 'DM Sans', sans-serif;
    font-size: 1.1rem;
    padding: 0.6rem 0;
    outline: none;
    transition: border-color 0.25s ease;
    box-sizing: border-box;
}

.si-form__input::placeholder {
    color: #5C5A54;
}

.si-form__input:focus {
    border-bottom-color: #D4A853;
}

/* ── Navigation ──────────────────────────────────────────── */
.si-form__nav {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 0.5rem;
}

.si-form__continue-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: #D4A853;
    border: none;
    border-radius: 8px;
    color: #07070A;
    cursor: pointer;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    padding: 0.85rem 1.75rem;
    transition: background 0.2s ease, transform 0.15s ease;
    line-height: 1;
}

.si-form__continue-btn:hover {
    background: #E8C675;
    transform: translateY( -1px );
}

.si-form__continue-btn:active {
    transform: translateY( 0 );
}

.si-form__continue-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
    transform: none;
}

.si-form__skip-btn {
    background: none;
    border: none;
    color: #5C5A54;
    cursor: pointer;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.875rem;
    padding: 0.5rem;
    transition: color 0.2s ease;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.si-form__skip-btn:hover {
    color: #9B978E;
}

/* ── Submit button ───────────────────────────────────────── */
.si-form__submit-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: #D4A853;
    border: none;
    border-radius: 8px;
    color: #07070A;
    cursor: pointer;
    font-family: 'DM Sans', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    padding: 1rem 2.25rem;
    transition: background 0.2s ease, transform 0.15s ease;
    margin-top: 2rem;
    line-height: 1;
}

.si-form__submit-btn:hover {
    background: #E8C675;
    transform: translateY( -1px );
}

.si-form__submit-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.si-form__submit-spinner {
    display: none;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(0,0,0,0.2);
    border-top-color: #07070A;
    border-radius: 50%;
    animation: si-spin 0.7s linear infinite;
}

.si-form--submitting .si-form__submit-spinner {
    display: block;
}

.si-form--submitting .si-form__submit-arrow {
    display: none;
}

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

/* ── Review step ─────────────────────────────────────────── */
.si-form__step--review {
    align-items: center;
}

.si-form__review-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    width: 100%;
    max-width: 580px;
    border: 1px solid #2A2A2E;
    border-radius: 12px;
    overflow: hidden;
    margin: 1.5rem 0 0;
}

.si-form__review-item {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 0.5rem 1.5rem;
    padding: 1rem 1.25rem;
    background: #111113;
    align-items: start;
}

.si-form__review-item + .si-form__review-item {
    border-top: 1px solid #2A2A2E;
}

.si-form__review-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.62rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #5C5A54;
    margin-bottom: 0.2rem;
    display: block;
    grid-column: 1;
    grid-row: 1;
}

.si-form__review-value {
    font-size: 0.9rem;
    color: #F0EDE6;
    line-height: 1.5;
    grid-column: 1;
    grid-row: 2;
    word-break: break-word;
}

.si-form__review-edit {
    grid-column: 2;
    grid-row: 1 / 3;
    align-self: center;
    background: none;
    border: 1px solid #2A2A2E;
    border-radius: 5px;
    color: #5C5A54;
    cursor: pointer;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.6rem;
    letter-spacing: 0.08em;
    padding: 0.3em 0.65em;
    transition: border-color 0.2s ease, color 0.2s ease;
    white-space: nowrap;
}

.si-form__review-edit:hover {
    border-color: #D4A853;
    color: #D4A853;
}

/* ── Success state ───────────────────────────────────────── */
.si-form__success {
    position: fixed;
    inset: 0;
    z-index: 300;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: #07070A;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
    padding: 2rem;
    text-align: center;
}

.si-form__success.is-visible {
    opacity: 1;
    pointer-events: auto;
}

.si-form__success-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 2px solid #D4A853;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
}

.si-form__success-check {
    stroke-dasharray: 80;
    stroke-dashoffset: 80;
}

.si-form__success.is-visible .si-form__success-check {
    animation: si-draw-check 0.7s 0.25s cubic-bezier( 0.16, 1, 0.3, 1 ) forwards;
}

@keyframes si-draw-check {
    to { stroke-dashoffset: 0; }
}

.si-form__success-heading {
    font-family: 'Instrument Serif', Georgia, serif;
    font-size: clamp( 1.5rem, 4vw, 2.25rem );
    font-weight: 400;
    color: #F0EDE6 !important;
    margin: 0 0 0.75rem;
}

.si-form__success-sub {
    font-size: 1rem;
    color: #9B978E !important;
    line-height: 1.7;
    max-width: 420px;
    margin: 0;
}

/* ── Error message ───────────────────────────────────────── */
.si-form__error {
    font-size: 0.82rem;
    color: #e07070 !important;
    text-align: center;
    margin-top: 0.75rem;
    min-height: 1.2em;
    font-family: 'DM Sans', sans-serif;
}

/* ── Background decoration ───────────────────────────────── */
.si-form__bg {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}

.si-form__bg-lines {
    position: absolute;
    inset: 0;
    background-image: repeating-linear-gradient(
        to bottom,
        transparent 0px,
        transparent 60px,
        rgba(212, 168, 83, 0.025) 60px,
        rgba(212, 168, 83, 0.025) 61px
    );
}

/* ── Reduced motion ──────────────────────────────────────── */
@media ( prefers-reduced-motion: reduce ) {
    .si-form__step,
    .si-form__progress-fill,
    .si-form__success,
    .si-form__continue-btn,
    .si-form__submit-btn {
        transition: none;
    }
    .si-form__success.is-visible .si-form__success-check {
        animation: none;
        stroke-dashoffset: 0;
    }
    .si-form__submit-spinner {
        animation: none;
    }
}

/* ── Mobile tweaks ───────────────────────────────────────── */
@media ( max-width: 600px ) {
    .si-form__question {
        font-size: clamp( 1.4rem, 7vw, 2rem );
    }

    .si-form__options {
        flex-direction: column;
        align-items: stretch;
    }

    .si-form__topbar {
        padding: 1rem;
    }
}