/* ==========================================================================
   CDS CARGO — Alta de Clientes  ·  Estilo conversacional (Typeform-like)
   Paleta de marca SIN MODIFICAR · Logo SIN MODIFICAR
   ========================================================================== */
:root {
    --font-heading: 'Outfit', 'Inter', system-ui, -apple-system, sans-serif;
    --font-body: 'Inter', system-ui, -apple-system, sans-serif;

    /* Marca — NO TOCAR */
    --accent-blue: #0a5ecc;
    --accent-cyan: #ffbd0a;
    --accent-teal: #ffbd0a;
    --accent-amber: #ffbd0a;

    --success: #10b981;
    --success-bg: rgba(16, 185, 129, 0.12);
    --error: #ef4444;
    --error-bg: rgba(239, 68, 68, 0.1);
    --info: #3b82f6;
    --info-bg: rgba(59, 130, 246, 0.08);

    /* Superficies (tema oscuro por defecto) */
    --bg: #0a1020;
    --bg-elevated: #0d1426;
    --text-title: #ffffff;
    --text-body: #cbd5e1;
    --text-muted: #8a98ad;
    --border-color: rgba(255, 255, 255, 0.16);
    --border-soft: rgba(255, 255, 255, 0.08);
    --surface-card: rgba(255, 255, 255, 0.025);
    --surface-card-hover: rgba(255, 255, 255, 0.05);
    --footer-bg: rgba(10, 16, 32, 0.92);
    --field-focus-ring: rgba(10, 94, 204, 0.18);

    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 22px;
    --speed: 0.28s;
    --bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

.light-theme {
    --bg: #ffffff;
    --bg-elevated: #f8fafc;
    --text-title: #0f172a;
    --text-body: #334155;
    --text-muted: #64748b;
    --border-color: rgba(15, 23, 42, 0.2);
    --border-soft: rgba(15, 23, 42, 0.09);
    --surface-card: #f8fafc;
    --surface-card-hover: #f1f5f9;
    --footer-bg: rgba(255, 255, 255, 0.92);
    --field-focus-ring: rgba(10, 94, 204, 0.14);
}

/* ==========================================================================
   BASE
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
    height: 100%;
    font-family: var(--font-body);
    font-size: 16px;
    color: var(--text-body);
    background-color: var(--bg);
    overflow: hidden;
    transition: background-color var(--speed) ease, color var(--speed) ease;
}
::selection { background: var(--accent-blue); color: #fff; }

.tf-app {
    display: flex;
    flex-direction: column;
    height: 100vh;
    width: 100%;
    position: relative;
}

/* ==========================================================================
   PROGRESO SUPERIOR
   ========================================================================== */
.tf-progress {
    flex-shrink: 0;
    height: 5px;
    width: 100%;
    background: var(--border-soft);
    overflow: hidden;
}
.tf-progress-fill {
    height: 100%;
    width: 25%;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-amber));
    border-radius: 0 4px 4px 0;
    transition: width 0.5s var(--bounce);
}

/* ==========================================================================
   HEADER
   ========================================================================== */
.tf-header {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.25rem;
    padding: 1.1rem clamp(1.25rem, 5vw, 3.5rem);
}

.logo-chip {
    display: inline-flex;
    background: #ffffff;
    padding: 0.5rem 0.75rem;
    border-radius: 12px;
    box-shadow: 0 6px 18px -10px rgba(0, 0, 0, 0.5);
    flex-shrink: 0;
}
.logo-img { height: 30px; width: auto; display: block; }

/* Stepper en puntos */
.steps-rail {
    display: flex;
    align-items: center;
    gap: 0.55rem;
}
.step-indicator { display: flex; align-items: center; cursor: pointer; }
.step-indicator .step-text,
.step-indicator .step-num { display: none; }
.step-marker {
    width: 9px;
    height: 9px;
    border-radius: 99px;
    background: var(--border-color);
    transition: all 0.35s var(--bounce);
}
.step-indicator.active .step-marker { width: 28px; background: var(--accent-amber); }
.step-indicator.completed .step-marker { background: var(--accent-blue); }

.tf-actions { display: flex; align-items: center; gap: 0.6rem; flex-shrink: 0; }
.tf-counter { font-size: 0.82rem; color: var(--text-muted); font-weight: 500; margin-right: 0.25rem; }
.tf-counter strong { color: var(--text-title); font-weight: 700; }

.icon-btn {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    border: 1px solid var(--border-soft);
    background-color: var(--surface-card);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}
.icon-btn:hover { color: var(--text-title); border-color: var(--border-color); background-color: var(--surface-card-hover); }
.sun-icon { display: none; }
.dark-theme .sun-icon { display: block; }
.dark-theme .moon-icon { display: none; }

/* ==========================================================================
   ÁREA DE TRABAJO (preguntas)
   ========================================================================== */
.work-scroll {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: clamp(1.75rem, 6vh, 4.5rem) clamp(1.25rem, 5vw, 2rem) 4rem;
}
.work-scroll::-webkit-scrollbar { width: 10px; }
.work-scroll::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 10px;
    border: 3px solid transparent;
    background-clip: padding-box;
}

#onboarding-form { width: 100%; max-width: 680px; }

.form-step-pane { display: none; }
.form-step-pane.active { display: block; opacity: 1; }

/* ==========================================================================
   ENCABEZADO DE PASO (la "pregunta")
   ========================================================================== */
.step-header { margin-bottom: 2.5rem; }

.step-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-heading);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 1.3px;
    text-transform: uppercase;
    color: var(--accent-blue);
    margin-bottom: 1rem;
}
.step-eyebrow-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 7px;
    background: var(--accent-amber);
    color: #1a1206;
    font-size: 0.82rem;
    font-weight: 800;
}
.step-header h2 {
    font-family: var(--font-heading);
    color: var(--text-title);
    font-size: clamp(1.7rem, 4vw, 2.5rem);
    font-weight: 700;
    line-height: 1.12;
    letter-spacing: -0.02em;
    margin-bottom: 0.85rem;
    text-wrap: pretty;
}
.step-header p {
    color: var(--text-muted);
    font-size: 1.05rem;
    line-height: 1.55;
    max-width: 54ch;
}

/* ==========================================================================
   CAMPOS — estilo subrayado, tipografía grande
   ========================================================================== */
.form-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.85rem;
}
.col-span-2, .col-span-3 { grid-column: auto; }

.form-group { display: flex; flex-direction: column; position: relative; }

.form-group label {
    font-family: var(--font-heading);
    font-size: 1.02rem;
    font-weight: 600;
    color: var(--text-title);
    margin-bottom: 0.7rem;
    line-height: 1.35;
}

input[type="text"], input[type="email"], input[type="tel"],
input[type="url"], select, textarea {
    width: 100%;
    padding: 0.7rem 0.15rem;
    background-color: transparent;
    border: none;
    border-bottom: 2px solid var(--border-color);
    border-radius: 0;
    color: var(--text-title);
    font-family: var(--font-body);
    font-size: 1.2rem;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
input::placeholder, textarea::placeholder { color: var(--text-muted); opacity: 0.65; }

input:hover, select:hover, textarea:hover { border-bottom-color: var(--text-muted); }

input:focus, select:focus, textarea:focus {
    border-bottom-color: var(--accent-blue);
    box-shadow: 0 2px 0 0 var(--accent-blue);
}

input:disabled, select:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.select-wrapper { position: relative; width: 100%; }
.select-wrapper::after {
    content: '';
    position: absolute;
    right: 0.35rem;
    top: 50%;
    transform: translateY(-50%);
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 7px solid var(--text-muted);
    pointer-events: none;
    transition: transform 0.25s ease;
}
.select-wrapper:focus-within::after { transform: translateY(-50%) rotate(180deg); border-top-color: var(--accent-blue); }
select { appearance: none; -webkit-appearance: none; -moz-appearance: none; padding-right: 2rem; cursor: pointer; }
select option { background: var(--bg-elevated); color: var(--text-title); }

textarea {
    resize: vertical;
    min-height: 70px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.85rem 1rem;
    font-size: 1.05rem;
}
textarea:focus { box-shadow: 0 0 0 3px var(--field-focus-ring); border-color: var(--accent-blue); }

.input-helper { font-size: 0.82rem; color: var(--text-muted); margin-top: 0.5rem; line-height: 1.4; }

.error-msg {
    font-size: 0.82rem;
    color: var(--error);
    margin-top: 0.5rem;
    display: none;
}
.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea {
    border-bottom-color: var(--error);
    box-shadow: 0 2px 0 0 var(--error);
}
.form-group.has-error textarea { box-shadow: 0 0 0 3px var(--error-bg); border-color: var(--error); }
.form-group.has-error .error-msg { display: block; }

/* ==========================================================================
   CONTACTOS (paso 2)
   ========================================================================== */
.contacts-section { margin-bottom: 0.5rem; }

.section-title-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    gap: 1rem;
    flex-wrap: wrap;
}
.section-title-bar h3 {
    font-family: var(--font-heading);
    color: var(--text-title);
    font-size: 1.2rem;
    font-weight: 700;
}
.badge {
    background-color: var(--surface-card-hover);
    border: 1px solid var(--border-soft);
    padding: 0.24rem 0.7rem;
    border-radius: 30px;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    text-transform: uppercase;
    white-space: nowrap;
}

.contact-card-block {
    background: var(--surface-card);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-md);
    padding: 1.5rem 1.6rem;
    margin-bottom: 1.2rem;
    position: relative;
}
.contact-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.15rem;
}
.contact-title, .ops-contact-title {
    font-family: var(--font-heading);
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--accent-blue);
    text-transform: uppercase;
    letter-spacing: 0.7px;
}
.contact-card-block .form-grid { gap: 1.5rem; margin-top: 0.5rem; }

.section-divider { border: 0; height: 1px; background-color: var(--border-soft); margin: 2.25rem 0; }

/* ==========================================================================
   BOTONES
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.85rem 1.7rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.98rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: transform 0.16s ease, box-shadow 0.25s ease, background 0.2s ease, border-color 0.2s ease;
    outline: none;
    border: 1px solid transparent;
    gap: 0.5rem;
    white-space: nowrap;
}
.btn-primary {
    background: var(--accent-blue);
    color: #ffffff;
    box-shadow: 0 10px 24px -10px rgba(10, 94, 204, 0.65);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 30px -10px rgba(10, 94, 204, 0.7); }
.btn-primary:active { transform: translateY(0); }

.btn-accent {
    background: var(--success);
    color: #ffffff;
    box-shadow: 0 10px 24px -10px rgba(16, 185, 129, 0.65);
}
.btn-accent:hover { transform: translateY(-2px); box-shadow: 0 16px 30px -10px rgba(16, 185, 129, 0.7); }

.btn-ghost {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-title);
}
.btn-ghost:hover { background-color: var(--surface-card-hover); }

.btn-text {
    background: none;
    border: none;
    color: var(--accent-blue);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.84rem;
    cursor: pointer;
    transition: opacity 0.2s;
    padding: 2px 4px;
}
.btn-text:hover { opacity: 0.72; text-decoration: underline; }

.btn-danger-text {
    color: var(--error);
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.8rem;
    font-weight: 600;
    border: none;
    background: none;
    cursor: pointer;
    transition: opacity 0.2s;
}
.btn-danger-text:hover { opacity: 0.78; }

.btn-sm { padding: 0.6rem 1.15rem; font-size: 0.88rem; }
.btn-xs { padding: 0.25rem 0.5rem; font-size: 0.75rem; }
.icon-btn-text { gap: 0.45rem; }

/* ==========================================================================
   SWITCH / CHECKBOX / ALERTA
   ========================================================================== */
.checkbox-control { display: flex; align-items: flex-start; position: relative; cursor: pointer; }
.checkbox-control input[type="checkbox"] { position: absolute; opacity: 0; cursor: pointer; height: 0; width: 0; }

.checkbox-custom-label {
    position: relative;
    padding-left: 32px;
    color: var(--text-body);
    font-family: var(--font-body);
    font-size: 0.95rem;
    line-height: 1.5;
    user-select: none;
    cursor: pointer;
}
.checkbox-custom-label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 1px;
    width: 21px;
    height: 21px;
    border: 1.5px solid var(--border-color);
    background-color: transparent;
    border-radius: 6px;
    transition: all 0.2s;
}
.checkbox-control input:checked + .checkbox-custom-label::before { background-color: var(--accent-blue); border-color: var(--accent-blue); }
.checkbox-custom-label::after {
    content: '';
    position: absolute;
    left: 7px;
    top: 4px;
    width: 6px;
    height: 12px;
    border: solid #ffffff;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg) scale(0);
    transition: transform 0.2s var(--bounce);
}
.checkbox-control input:checked + .checkbox-custom-label::after { transform: rotate(45deg) scale(1); }

.optional-toggle-wrapper { display: flex; align-items: center; gap: 0.55rem; }
.switch-container { position: relative; display: inline-block; width: 44px; height: 25px; }
.switch-container input { opacity: 0; width: 0; height: 0; }
.switch-slider { position: absolute; cursor: pointer; inset: 0; background-color: var(--border-color); transition: .3s; border-radius: 25px; }
.switch-slider::before {
    position: absolute; content: "";
    height: 19px; width: 19px; left: 3px; bottom: 3px;
    background-color: #ffffff; transition: .3s var(--bounce); border-radius: 50%;
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}
.switch-container input:checked + .switch-slider { background-color: var(--accent-blue); }
.switch-container input:checked + .switch-slider::before { transform: translateX(19px); }
.toggle-label { font-size: 0.84rem; font-weight: 500; color: var(--text-muted); }

.checkbox-toggle-item {
    background-color: var(--surface-card);
    border: 1px solid var(--border-soft);
    padding: 1.05rem 1.25rem;
    border-radius: var(--radius-sm);
}

.subsection-title {
    font-family: var(--font-heading);
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--accent-blue);
    letter-spacing: 0.7px;
    text-transform: uppercase;
}

.alert-info-box {
    display: flex;
    background-color: var(--info-bg);
    border: 1px solid rgba(59, 130, 246, 0.18);
    padding: 1.2rem 1.35rem;
    border-radius: var(--radius-md);
    margin-top: 2.25rem;
    gap: 0.9rem;
}
.alert-icon { color: var(--info); flex-shrink: 0; display: flex; align-items: flex-start; }
.alert-content p { font-size: 0.88rem; line-height: 1.55; color: var(--text-body); }

.transition-container { overflow: hidden; }

/* ==========================================================================
   FOOTER
   ========================================================================== */
.tf-footer {
    flex-shrink: 0;
    background: var(--footer-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-top: 1px solid var(--border-soft);
    padding: 1rem clamp(1.25rem, 5vw, 3.5rem);
}
.tf-footer-inner {
    width: 100%;
    max-width: 680px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}
.tf-footer-right { display: flex; align-items: center; gap: 0.9rem; margin-left: auto; }
.kbd-hint { font-size: 0.8rem; color: var(--text-muted); display: inline-flex; align-items: center; gap: 0.35rem; }
.kbd-hint kbd {
    font-family: var(--font-body);
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--text-body);
    background: var(--surface-card-hover);
    border: 1px solid var(--border-soft);
    border-radius: 6px;
    padding: 0.15rem 0.45rem;
}

/* ==========================================================================
   PASO 4 — RESUMEN
   ========================================================================== */
.summary-details-card {
    background-color: var(--surface-card);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-md);
    padding: 1.85rem;
}
.summary-section { padding: 0.25rem 0; }
.summary-section-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.8rem;
    color: var(--accent-blue);
    margin-bottom: 1.15rem;
    text-transform: uppercase;
    letter-spacing: 0.6px;
}
.summary-divider { border: 0; height: 1px; background-color: var(--border-soft); margin: 1.5rem 0; }

.summary-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.15rem 1.5rem; }
.summary-item { display: flex; flex-direction: column; gap: 0.3rem; }
.summary-item.col-span-2 { grid-column: span 2; }
.summary-item.col-span-3 { grid-column: span 3; }
.summary-label { font-size: 0.72rem; color: var(--text-muted); font-weight: 600; letter-spacing: 0.3px; text-transform: uppercase; }
.summary-value { font-size: 0.94rem; color: var(--text-title); font-weight: 500; word-break: break-word; }

.summary-contacts-list { display: flex; flex-direction: column; gap: 0.8rem; }
.summary-contact-row {
    background-color: var(--surface-card);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-sm);
    padding: 0.9rem 1.15rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.6rem;
}
.summary-contact-info-left { display: flex; flex-direction: column; gap: 0.3rem; }
.summary-contact-name { font-weight: 600; font-size: 0.94rem; color: var(--text-title); }
.summary-contact-details { display: flex; gap: 1.25rem; font-size: 0.82rem; color: var(--text-muted); flex-wrap: wrap; }
.summary-contact-badge {
    align-self: center;
    font-size: 0.66rem;
    font-weight: 700;
    background-color: rgba(255, 189, 10, 0.14);
    color: var(--accent-amber);
    border: 1px solid rgba(255, 189, 10, 0.28);
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.4px;
}
.light-theme .summary-contact-badge { color: #9a7100; }

.confirm-box {
    margin-top: 1.6rem;
    background: var(--surface-card);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-md);
    padding: 1.3rem 1.45rem;
}
.confirm-label { font-weight: 500; color: var(--text-body); }

/* ==========================================================================
   MODAL DE ÉXITO
   ========================================================================== */
.modal-backdrop {
    position: fixed; inset: 0;
    background-color: rgba(6, 11, 23, 0.8);
    backdrop-filter: blur(8px);
    z-index: 1000;
    display: flex; align-items: center; justify-content: center;
    opacity: 0; pointer-events: none;
    transition: opacity 0.35s ease;
    padding: 1.5rem;
}
.modal-backdrop.open { opacity: 1; pointer-events: auto; }
.modal-card {
    background: var(--bg-elevated);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-lg);
    box-shadow: 0 40px 80px rgba(0,0,0,0.5);
    max-width: 600px; width: 100%;
    padding: 3rem;
    display: flex; flex-direction: column; align-items: center; text-align: center;
    transform: scale(0.94) translateY(8px);
    transition: transform 0.4s var(--bounce);
    max-height: 90vh; overflow-y: auto;
}
.light-theme .modal-card { background: #fff; }
.modal-backdrop.open .modal-card { transform: scale(1) translateY(0); }
.modal-title { font-family: var(--font-heading); color: var(--text-title); font-size: 1.7rem; font-weight: 700; margin: 1.4rem 0 0.5rem; }
.modal-description { color: var(--text-muted); font-size: 0.95rem; line-height: 1.55; margin-bottom: 1.5rem; }
.modal-footer { width: 100%; display: flex; justify-content: center; margin-top: 1.75rem; }

.payload-box-wrapper {
    width: 100%;
    background-color: #060b13;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-md);
    overflow: hidden; text-align: left; margin-top: 0.5rem;
}
.payload-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 0.6rem 1rem;
    background-color: rgba(255,255,255,0.03);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    font-size: 0.74rem; color: #94a3b8;
    font-family: var(--font-heading); font-weight: 600;
}
.payload-header .btn-text { color: var(--accent-amber); }
.payload-code {
    padding: 1rem;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.75rem; color: #38bdf8;
    overflow-x: auto; max-height: 180px; margin: 0; line-height: 1.45;
}
.success-icon-badge { width: 80px; height: 80px; border-radius: 50%; background-color: var(--success-bg); display: flex; align-items: center; justify-content: center; }
.checkmark-svg { width: 52px; height: 52px; border-radius: 50%; stroke-width: 4; stroke: var(--success); stroke-miterlimit: 10; animation: scaleAnimate .3s ease-in-out .9s both; }
.checkmark-circle { stroke-dasharray: 166; stroke-dashoffset: 166; stroke-width: 4; stroke-miterlimit: 10; stroke: var(--success); fill: none; animation: strokeAnimate .6s ease-in-out forwards; }
.checkmark-check { transform-origin: 50% 50%; stroke-dasharray: 48; stroke-dashoffset: 48; animation: strokeAnimate .3s ease-in-out .8s forwards; }
@keyframes strokeAnimate { 100% { stroke-dashoffset: 0; } }
@keyframes scaleAnimate { 0%,100% { transform: none; } 50% { transform: scale3d(1.1,1.1,1); } }

/* ==========================================================================
   LOGIN OVERLAY (estilo Typeform)
   ========================================================================== */
.login-overlay {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    background:
        radial-gradient(1100px 600px at 15% -10%, rgba(10, 94, 204, 0.10), transparent 60%),
        radial-gradient(900px 520px at 100% 110%, rgba(255, 189, 10, 0.12), transparent 58%),
        var(--bg);
}
.login-progress {
    position: absolute;
    top: 0; left: 0;
    height: 5px;
    width: 28%;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-amber));
    border-radius: 0 4px 4px 0;
}
.login-card {
    width: 100%;
    max-width: 480px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    opacity: 1;
    animation: loginRise 0.5s var(--bounce);
}
@keyframes loginRise {
    from { opacity: 0; transform: translateY(14px); }
    to   { opacity: 1; transform: translateY(0); }
}
.login-logo-chip {
    display: inline-flex;
    background: #ffffff;
    padding: 0.65rem 0.95rem;
    border-radius: 14px;
    box-shadow: 0 12px 30px -14px rgba(0, 0, 0, 0.45);
    margin-bottom: 2rem;
}
.login-logo { height: 40px; width: auto; display: block; }
.login-eyebrow {
    font-family: var(--font-heading);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 1.3px;
    text-transform: uppercase;
    color: var(--accent-blue);
    margin-bottom: 1rem;
}
.login-title {
    font-family: var(--font-heading);
    color: var(--text-title);
    font-size: clamp(2rem, 5vw, 2.75rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 0.9rem;
    text-wrap: pretty;
}
.login-subtitle {
    color: var(--text-muted);
    font-size: 1.05rem;
    line-height: 1.6;
    max-width: 42ch;
    margin-bottom: 2rem;
}
.google-btn-wrapper {
    min-height: 44px;
    display: flex;
    margin-bottom: 1.5rem;
}
#google-signin-button { color-scheme: light; }
.login-note {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.4;
}
.login-note svg { flex-shrink: 0; color: var(--accent-blue); }

/* ==========================================================================
   CHIP DE USUARIO (topbar, lo inyecta el script tras login)
   ========================================================================== */
.topbar-step-name, #topbar-step-name { color: var(--text-muted); font-weight: 500; }

.user-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.3rem 0.7rem 0.3rem 0.35rem;
    background: var(--surface-card);
    border: 1px solid var(--border-soft);
    border-radius: 99px;
    margin-right: 0.35rem;
    flex-shrink: 0;
}
.user-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    object-fit: cover;
    border: 1px solid var(--border-color);
}
.user-name {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-title);
    white-space: nowrap;
}

/* ==========================================================================
   ESTADO DE ENVÍO DE CORREO (modal)
   ========================================================================== */
.email-status-msg {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    width: 100%;
    justify-content: center;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.86rem;
    font-weight: 500;
    line-height: 1.4;
    color: var(--text-body);
    background: var(--surface-card);
    border: 1px solid var(--border-soft);
    text-align: center;
}
.email-status-msg svg { flex-shrink: 0; }
.email-status-msg.success { color: var(--success); background: var(--success-bg); border-color: rgba(16, 185, 129, 0.28); }
.email-status-msg.error   { color: var(--error);   background: var(--error-bg);   border-color: rgba(239, 68, 68, 0.28); }
.email-status-msg.warning { color: #9a7100; background: rgba(255, 189, 10, 0.14); border-color: rgba(255, 189, 10, 0.30); }
.dark-theme .email-status-msg.warning { color: var(--accent-amber); }
.spin-icon { animation: spin 0.9s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 720px) {
    .steps-rail { display: none; }
    .tf-header { padding: 0.85rem 1.25rem; }
    .work-scroll { padding: 2rem 1.25rem 3rem; }
    .step-header { margin-bottom: 2rem; }
    .tf-footer { padding: 0.85rem 1.25rem; }
    .kbd-hint { display: none; }
}

@media (max-width: 560px) {
    .summary-grid { grid-template-columns: 1fr; }
    .summary-item.col-span-2, .summary-item.col-span-3 { grid-column: auto; }
    .tf-counter { display: none; }
    #topbar-step-name { display: none; }
    .user-name { display: none; }
    .btn { padding: 0.8rem 1.3rem; }
    input, select, textarea { font-size: 1.1rem; }
    .tf-footer-right { gap: 0.6rem; }
}