/* =========================================================================
   Smart Feedback — Public Form Stylesheet
   ========================================================================= */

/* ── Variables ─────────────────────────────────────────────────────────────── */
.sf-form-container {
    --sf-primary:      #0f5132;
    --sf-accent:       #198754;
    --sf-accent-light: #d1e7dd;
    --sf-bg:           #f8faf9;
    --sf-card-bg:      #ffffff;
    --sf-text:         #1a2e1a;
    --sf-muted:        #6b8f6b;
    --sf-border:       #d8e8d8;
    --sf-error:        #dc3545;
    --sf-shadow:       0 8px 40px rgba(15,81,50,.12);
    --sf-radius:       20px;
    --sf-radius-sm:    10px;
    --sf-font:         'Segoe UI', system-ui, -apple-system, sans-serif;
    --sf-transition:   0.24s cubic-bezier(.4,0,.2,1);

    font-family: var(--sf-font);
    width: 100%;
    max-width: 560px;
    margin: 0 auto;
    padding: 8px;
}

/* ── Form Card ─────────────────────────────────────────────────────────────── */
.sf-form-card {
    background: var(--sf-card-bg);
    border-radius: var(--sf-radius);
    box-shadow: var(--sf-shadow);
    border: 1px solid var(--sf-border);
    overflow: hidden;
    animation: sfCardIn .4s cubic-bezier(.4,0,.2,1) both;
}
@keyframes sfCardIn {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}

.sf-form-card__header {
    background: linear-gradient(135deg, var(--sf-primary) 0%, #1a6640 100%);
    padding: 28px 32px;
    display: flex;
    align-items: center;
    gap: 16px;
}
.sf-form-card__icon {
    font-size: 2rem;
    width: 52px;
    height: 52px;
    background: rgba(255,255,255,.15);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.sf-form-card__title {
    font-size: 1.25rem;
    font-weight: 800;
    color: #fff;
    margin: 0;
    line-height: 1.2;
}
.sf-form-card__subtitle {
    font-size: .85rem;
    color: rgba(255,255,255,.75);
    margin: 4px 0 0;
}

/* ── Form Body ─────────────────────────────────────────────────────────────── */
.sf-form {
    padding: 28px 32px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* ── Form Group ────────────────────────────────────────────────────────────── */
.sf-form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    animation: sfFieldIn .35s ease both;
}
.sf-form-group:nth-child(2) { animation-delay: .05s; }
.sf-form-group:nth-child(3) { animation-delay: .1s; }
.sf-form-group:nth-child(4) { animation-delay: .15s; }
.sf-form-group:nth-child(5) { animation-delay: .2s; }

@keyframes sfFieldIn {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: none; }
}

/* ── Label ─────────────────────────────────────────────────────────────────── */
.sf-label {
    font-size: .85rem;
    font-weight: 700;
    color: var(--sf-text);
    letter-spacing: .01em;
}
.sf-label__req { color: var(--sf-accent); margin-left: 2px; }

/* ── Input ─────────────────────────────────────────────────────────────────── */
.sf-input {
    width: 100%;
    padding: 13px 16px;
    border: 2px solid var(--sf-border);
    border-radius: var(--sf-radius-sm);
    font-size: .95rem;
    font-family: inherit;
    color: var(--sf-text);
    background: var(--sf-bg);
    outline: none;
    transition: var(--sf-transition);
    appearance: none;
}
.sf-input:focus {
    border-color: var(--sf-accent);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(25,135,84,.1);
}
.sf-input::placeholder { color: var(--sf-muted); opacity: 1; }
.sf-input.sf-input--error { border-color: var(--sf-error); box-shadow: 0 0 0 4px rgba(220,53,69,.08); }

/* Select */
.sf-select-wrap { position: relative; }
.sf-input--select { padding-right: 44px; cursor: pointer; }
.sf-select-arrow {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--sf-muted);
    pointer-events: none;
    font-size: .9rem;
}

/* Textarea */
.sf-input--textarea {
    resize: vertical;
    min-height: 110px;
    line-height: 1.6;
}

/* ── Char Counter ──────────────────────────────────────────────────────────── */
.sf-char-counter {
    font-size: .78rem;
    color: var(--sf-muted);
    text-align: right;
    margin-top: -4px;
}
.sf-char-counter.sf-char-counter--warn { color: var(--sf-error); }

/* ── Error Messages ────────────────────────────────────────────────────────── */
.sf-error-msg {
    font-size: .8rem;
    color: var(--sf-error);
    font-weight: 600;
    min-height: 18px;
    display: block;
    animation: sfErrIn .2s ease;
}
@keyframes sfErrIn {
    from { opacity: 0; transform: translateY(-4px); }
    to   { opacity: 1; transform: none; }
}

/* ── Star Rating ───────────────────────────────────────────────────────────── */
.sf-star-rating {
    display: flex;
    flex-direction: row-reverse;
    gap: 4px;
    justify-content: flex-end;
    padding: 4px 0;
}
.sf-star-radio { display: none; }
.sf-star-label {
    font-size: 2.2rem;
    color: #d4d4d4;
    cursor: pointer;
    transition: color .15s, transform .15s;
    line-height: 1;
    user-select: none;
}
.sf-star-label:hover,
.sf-star-label:hover ~ .sf-star-label,
.sf-star-radio:checked ~ .sf-star-label {
    color: #f59e0b;
    transform: scale(1.15);
}

.sf-star-hint { font-size: .78rem; color: var(--sf-muted); margin-top: 4px; height: 18px; transition: var(--sf-transition); }

/* ── Emotion Buttons ───────────────────────────────────────────────────────── */
.sf-emotion-rating { display: flex; gap: 10px; flex-wrap: wrap; }

.sf-emotion-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 12px 18px;
    border-radius: 12px;
    border: 2px solid var(--sf-border);
    cursor: pointer;
    transition: var(--sf-transition);
    background: var(--sf-bg);
    flex: 1;
    min-width: 80px;
}
.sf-emotion-btn:hover { border-color: var(--sf-accent); background: var(--sf-accent-light); transform: translateY(-2px); }
.sf-emotion-btn.sf-emotion-btn--selected { border-color: var(--sf-accent); background: var(--sf-accent-light); box-shadow: 0 0 0 4px rgba(25,135,84,.1); }

.sf-hidden-radio { position: absolute; opacity: 0; }
.sf-emotion-btn__icon { font-size: 1.8rem; line-height: 1; }
.sf-emotion-btn__label { font-size: .75rem; font-weight: 700; color: var(--sf-text); }

/* ── Submit Button ─────────────────────────────────────────────────────────── */
.sf-form-group--submit { align-items: stretch; }

.sf-submit-btn {
    width: 100%;
    padding: 15px 32px;
    border: none;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--sf-primary) 0%, var(--sf-accent) 100%);
    color: #fff;
    font-size: 1rem;
    font-weight: 800;
    font-family: inherit;
    cursor: pointer;
    transition: var(--sf-transition);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    letter-spacing: .02em;
}
.sf-submit-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,0) 100%);
    opacity: 0;
    transition: opacity var(--sf-transition);
}
.sf-submit-btn:hover::before { opacity: .08; }
.sf-submit-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(15,81,50,.3); }
.sf-submit-btn:active { transform: translateY(0); }
.sf-submit-btn:disabled { opacity: .7; cursor: not-allowed; transform: none; box-shadow: none; }

.sf-submit-btn__spinner {
    display: none;
    width: 18px;
    height: 18px;
    border: 2.5px solid rgba(255,255,255,.35);
    border-top-color: #fff;
    border-radius: 50%;
    animation: sfSpin .7s linear infinite;
}
.sf-submit-btn.sf-loading .sf-submit-btn__spinner { display: block; }
.sf-submit-btn.sf-loading .sf-submit-btn__text { opacity: .7; }
@keyframes sfSpin { to { transform: rotate(360deg); } }

/* ── Server Error ──────────────────────────────────────────────────────────── */
.sf-server-error {
    background: #fee2e2;
    border: 1px solid #fca5a5;
    border-radius: 8px;
    padding: 12px 16px;
    font-size: .875rem;
    color: #7f1d1d;
    font-weight: 600;
}

/* ── Success Card ──────────────────────────────────────────────────────────── */
.sf-success-card {
    background: var(--sf-card-bg);
    border-radius: var(--sf-radius);
    box-shadow: var(--sf-shadow);
    border: 1px solid var(--sf-border);
    padding: 48px 32px;
    text-align: center;
    animation: sfCardIn .4s ease both;
}
.sf-success-card__icon { font-size: 3.5rem; margin-bottom: 16px; display: block; animation: sfBounce .5s cubic-bezier(.4,0,.2,1) .1s both; }
@keyframes sfBounce {
    0%   { transform: scale(0); }
    60%  { transform: scale(1.15); }
    100% { transform: scale(1); }
}
.sf-success-card__title { font-size: 1.5rem; font-weight: 800; color: var(--sf-primary); margin: 0 0 8px; }
.sf-success-card__message { color: var(--sf-muted); font-size: .95rem; line-height: 1.6; margin-bottom: 24px; }

.sf-btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 11px 24px;
    border: 2px solid var(--sf-border);
    border-radius: 100px;
    background: transparent;
    color: var(--sf-primary);
    font-size: .875rem;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
    transition: var(--sf-transition);
}
.sf-btn-secondary:hover { border-color: var(--sf-accent); background: var(--sf-accent-light); }

/* ── Responsive ────────────────────────────────────────────────────────────── */
@media (max-width: 480px) {
    .sf-form { padding: 20px; gap: 16px; }
    .sf-form-card__header { padding: 20px; }
    .sf-star-label { font-size: 1.8rem; }
    .sf-emotion-btn { padding: 10px 12px; min-width: 68px; }
    .sf-emotion-btn__icon { font-size: 1.5rem; }
}