/* ═══════════════════════════════════════════════════════
   MODULO ISCRIZIONE — Stili
   ═══════════════════════════════════════════════════════ */

:root {
    --isc-red:       #c0392b;
    --isc-red-dark:  #96281b;
    --isc-black:     #1a1a1a;
    --isc-gray:      #6b7280;
    --isc-gray-lt:   #f3f4f6;
    --isc-border:    #d1d5db;
    --isc-white:     #ffffff;
    --isc-success:   #16a34a;
    --isc-radius:    8px;
    --isc-shadow:    0 4px 24px rgba(0,0,0,.10);
    --isc-transition: .25s ease;
}

.iscrizione-wrap {
    max-width: 760px;
    margin: 48px auto;
    padding: 0 16px 64px;
    font-family: inherit;
}

/* ── Header titolo ─────────────────────────────────── */
.iscrizione-header {
    text-align: center;
    margin-bottom: 40px;
}
.iscrizione-header h1 {
    font-size: clamp(1.6rem, 4vw, 2.2rem);
    font-weight: 700;
    color: var(--isc-black);
    margin-bottom: 8px;
}
.iscrizione-header p {
    color: var(--isc-gray);
    font-size: .95rem;
}

/* ── Progress stepper ──────────────────────────────── */
.iscrizione-progress {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 40px;
    gap: 0;
}
.isc-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    position: relative;
    flex: 1;
}
.isc-step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 18px;
    left: calc(50% + 18px);
    width: calc(100% - 36px);
    height: 2px;
    background: var(--isc-border);
    transition: background var(--isc-transition);
}
.isc-step.done::after  { background: var(--isc-red); }
.isc-step.active::after { background: var(--isc-border); }

.isc-step-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--isc-border);
    color: var(--isc-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .85rem;
    font-weight: 700;
    transition: background var(--isc-transition), color var(--isc-transition);
    position: relative;
    z-index: 1;
}
.isc-step.active .isc-step-icon {
    background: var(--isc-red);
    color: var(--isc-white);
    box-shadow: 0 0 0 4px rgba(192,57,43,.2);
}
.isc-step.done .isc-step-icon {
    background: var(--isc-red-dark);
    color: var(--isc-white);
}
.isc-step-label {
    font-size: .75rem;
    color: var(--isc-gray);
    font-weight: 500;
    text-align: center;
}
.isc-step.active .isc-step-label { color: var(--isc-red); font-weight: 700; }
.isc-step.done  .isc-step-label  { color: var(--isc-black); }

/* ── Card form ─────────────────────────────────────── */
.iscrizione-card {
    background: var(--isc-white);
    border: 1px solid var(--isc-border);
    border-radius: 12px;
    padding: 40px 48px;
    box-shadow: var(--isc-shadow);
}
@media (max-width: 600px) {
    .iscrizione-card { padding: 24px 20px; }
}

.iscrizione-step { display: none; }
.iscrizione-step.active { display: block; }

.iscrizione-step h2 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--isc-black);
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--isc-gray-lt);
}

/* ── Griglia form ──────────────────────────────────── */
.isc-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}
.isc-grid .isc-full { grid-column: 1 / -1; }
@media (max-width: 540px) {
    .isc-grid { grid-template-columns: 1fr; }
    .isc-grid .isc-full { grid-column: 1; }
}

/* ── Campi ─────────────────────────────────────────── */
.isc-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.isc-field label {
    font-size: .82rem;
    font-weight: 600;
    color: var(--isc-black);
    letter-spacing: .01em;
}
.isc-field label span.required {
    color: var(--isc-red);
    margin-left: 2px;
}
.isc-field input,
.isc-field select {
    width: 100%;
    padding: 10px 14px;
    border: 1.5px solid var(--isc-border);
    border-radius: var(--isc-radius);
    font-size: .95rem;
    color: var(--isc-black);
    background: var(--isc-white);
    transition: border-color var(--isc-transition), box-shadow var(--isc-transition);
    outline: none;
    box-sizing: border-box;
}
.isc-field input:focus,
.isc-field select:focus {
    border-color: var(--isc-red);
    box-shadow: 0 0 0 3px rgba(192,57,43,.12);
}
.isc-field input.isc-error {
    border-color: #e53e3e;
    box-shadow: 0 0 0 3px rgba(229,62,62,.12);
}
.isc-field .isc-field-error {
    font-size: .78rem;
    color: #e53e3e;
    display: none;
}
.isc-field.has-error .isc-field-error { display: block; }

/* ── Upload documenti ──────────────────────────────── */
.isc-upload-group {
    margin-bottom: 24px;
}
.isc-upload-group h3 {
    font-size: .9rem;
    font-weight: 700;
    color: var(--isc-black);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: .05em;
}
.isc-upload-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}
@media (max-width: 480px) {
    .isc-upload-grid { grid-template-columns: 1fr; }
}
.isc-upload-item label {
    display: block;
    font-size: .82rem;
    font-weight: 600;
    color: var(--isc-black);
    margin-bottom: 6px;
}
.isc-upload-item label span.required { color: var(--isc-red); }
.isc-dropzone {
    border: 2px dashed var(--isc-border);
    border-radius: var(--isc-radius);
    padding: 20px 12px;
    text-align: center;
    cursor: pointer;
    transition: border-color var(--isc-transition), background var(--isc-transition);
    background: var(--isc-gray-lt);
    position: relative;
    overflow: hidden;
}
.isc-dropzone:hover,
.isc-dropzone.drag-over {
    border-color: var(--isc-red);
    background: #fef2f2;
}
.isc-dropzone.has-file {
    border-color: var(--isc-success);
    background: #f0fdf4;
}
.isc-dropzone input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
    width: 100%;
    height: 100%;
}
.isc-dropzone-icon {
    font-size: 1.6rem;
    margin-bottom: 6px;
    display: block;
}
.isc-dropzone-text {
    font-size: .8rem;
    color: var(--isc-gray);
}
.isc-dropzone-filename {
    font-size: .8rem;
    color: var(--isc-success);
    font-weight: 600;
    margin-top: 4px;
    display: none;
}
.isc-dropzone.has-file .isc-dropzone-filename { display: block; }
.isc-dropzone.has-file .isc-dropzone-text     { display: none; }
.isc-dropzone.has-file .isc-dropzone-icon     { display: none; }
.isc-dropzone .file-preview {
    width: 100%;
    max-height: 80px;
    object-fit: cover;
    border-radius: 4px;
    display: none;
    margin-bottom: 4px;
}
.isc-dropzone.has-image .file-preview { display: block; }

/* ── OTP ───────────────────────────────────────────── */
.isc-otp-container {
    text-align: center;
    padding: 8px 0 24px;
}
.isc-otp-email-badge {
    display: inline-block;
    background: var(--isc-gray-lt);
    border: 1px solid var(--isc-border);
    border-radius: 20px;
    padding: 6px 16px;
    font-size: .9rem;
    font-weight: 600;
    color: var(--isc-black);
    margin-bottom: 24px;
}
.isc-otp-inputs {
    display: flex;
    gap: 10px;
    justify-content: center;
    margin-bottom: 16px;
}
.isc-otp-inputs input {
    width: 52px;
    height: 60px;
    border: 2px solid var(--isc-border);
    border-radius: var(--isc-radius);
    text-align: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--isc-black);
    outline: none;
    transition: border-color var(--isc-transition), box-shadow var(--isc-transition);
}
.isc-otp-inputs input:focus {
    border-color: var(--isc-red);
    box-shadow: 0 0 0 3px rgba(192,57,43,.12);
}
.isc-otp-inputs input.filled { border-color: var(--isc-red); }

@media (max-width: 400px) {
    .isc-otp-inputs input { width: 40px; height: 50px; font-size: 1.2rem; }
    .isc-otp-inputs { gap: 6px; }
}

.isc-resend {
    font-size: .85rem;
    color: var(--isc-gray);
    margin-top: 8px;
}
.isc-resend button {
    background: none;
    border: none;
    color: var(--isc-red);
    font-size: .85rem;
    font-weight: 600;
    cursor: pointer;
    padding: 0;
    text-decoration: underline;
}
.isc-resend button:disabled {
    color: var(--isc-gray);
    text-decoration: none;
    cursor: default;
}
.isc-resend #isc-countdown { font-weight: 700; color: var(--isc-black); }

/* ── Checkbox ──────────────────────────────────────── */
.isc-checks { margin: 20px 0 24px; display: flex; flex-direction: column; gap: 14px; }
.isc-check {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}
.isc-check input[type="checkbox"] {
    width: 18px;
    height: 18px;
    min-width: 18px;
    accent-color: var(--isc-red);
    margin-top: 2px;
    cursor: pointer;
}
.isc-check label {
    font-size: .9rem;
    color: var(--isc-black);
    cursor: pointer;
    line-height: 1.5;
}
.isc-check label a {
    color: var(--isc-red);
    text-decoration: underline;
}

/* ── Pulsanti ──────────────────────────────────────── */
.isc-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: 28px;
    flex-wrap: wrap;
}
.isc-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--isc-radius);
    font-size: .95rem;
    font-weight: 700;
    cursor: pointer;
    border: none;
    transition: background var(--isc-transition), transform .1s, opacity var(--isc-transition);
    letter-spacing: .01em;
}
.isc-btn:active { transform: translateY(1px); }
.isc-btn-primary {
    background: var(--isc-red);
    color: var(--isc-white);
}
.isc-btn-primary:hover { background: var(--isc-red-dark); }
.isc-btn-secondary {
    background: var(--isc-gray-lt);
    color: var(--isc-black);
    border: 1.5px solid var(--isc-border);
}
.isc-btn-secondary:hover { background: #e5e7eb; }
.isc-btn:disabled { opacity: .55; cursor: not-allowed; transform: none; }

/* ── Messaggi alert ────────────────────────────────── */
.isc-alert {
    padding: 12px 16px;
    border-radius: var(--isc-radius);
    font-size: .9rem;
    margin-bottom: 20px;
    display: none;
}
.isc-alert.visible { display: flex; align-items: center; gap: 10px; }
.isc-alert-error   { background: #fef2f2; border: 1px solid #fca5a5; color: #b91c1c; }
.isc-alert-success { background: #f0fdf4; border: 1px solid #86efac; color: #15803d; }
.isc-alert-icon    { font-size: 1.1rem; flex-shrink: 0; }

/* ── Loading spinner ───────────────────────────────── */
.isc-spinner {
    width: 18px;
    height: 18px;
    border: 2.5px solid rgba(255,255,255,.4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: isc-spin .7s linear infinite;
    display: none;
}
.isc-btn-primary .isc-spinner { display: inline-block; }
.isc-btn:not(.loading) .isc-spinner { display: none; }
.isc-btn.loading .isc-btn-text { display: none; }
.isc-btn.loading .isc-spinner  { display: inline-block; }
@keyframes isc-spin { to { transform: rotate(360deg); } }

/* ── Schermata successo ────────────────────────────── */
.iscrizione-success {
    text-align: center;
    padding: 48px 32px;
    display: none;
}
.iscrizione-success.active { display: block; }
.isc-success-icon {
    width: 80px;
    height: 80px;
    background: #f0fdf4;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2rem;
    margin: 0 auto 24px;
    border: 2px solid #86efac;
}
.iscrizione-success h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--isc-black);
    margin-bottom: 12px;
}
.iscrizione-success p {
    color: var(--isc-gray);
    font-size: .95rem;
    max-width: 400px;
    margin: 0 auto;
    line-height: 1.6;
}