/* =========================================
   HERO CALCULADORA
========================================= */

.calc-hero {
    position: relative;
    width: 100%;
    min-height: 360px;
    background-size: cover;
    background-position: center 35%;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 48px 20px 80px;
}

.calc-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15,17,23,0.65) 0%, rgba(15,17,23,0.35) 60%, rgba(15,17,23,0.15) 100%);
}

.calc-hero__content {
    position: relative;
    z-index: 1;
    color: var(--white);
    max-width: 620px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
}

.calc-hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.25);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.calc-hero__title {
    font-size: clamp(24px, 3vw, 38px);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.2;
    margin: 0;
}

.calc-hero__sub {
    font-size: 16px;
    opacity: 0.8;
    max-width: 520px;
    line-height: 1.6;
    margin: 0;
}


/* =========================================
   BARRA DE PROGRESO
========================================= */

.calc-progress {
    max-width: 680px;
    margin: -28px auto 0;
    background: var(--white);
    border-radius: 16px;
    padding: 24px 32px;
    box-shadow: 0 8px 40px rgba(64,95,242,0.12);
    position: relative;
    z-index: 10;
}

.calc-steps-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
    position: relative;
}

.calc-steps-row::before {
    content: '';
    position: absolute;
    top: 18px;
    left: 18px;
    right: 18px;
    height: 2px;
    background: var(--color-border);
    z-index: 0;
}

.calc-step-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    position: relative;
    z-index: 1;
}

.calc-step-circle {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--color-bg, #F4F6FF);
    border: 2px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
    color: var(--color-text-light, #9CA3AF);
    transition: all 0.3s;
}

.calc-step-circle.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--white);
    box-shadow: 0 0 0 4px rgba(64,95,242,0.2);
}

.calc-step-circle.done {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--white);
}

.calc-step-label {
    font-size: 11px;
    font-weight: 700;
    color: var(--color-text-light, #9CA3AF);
    text-align: center;
    white-space: nowrap;
    transition: color 0.3s;
}

.calc-step-item.active .calc-step-label { color: var(--color-primary); }
.calc-step-item.done .calc-step-label   { color: var(--color-text-light, #6B7280); }

.calc-progress-bar {
    height: 4px;
    background: var(--color-border);
    border-radius: 99px;
    overflow: hidden;
}

.calc-progress-fill {
    height: 100%;
    background: var(--color-primary);
    border-radius: 99px;
    transition: width 0.5s cubic-bezier(0.4,0,0.2,1);
    width: 0%;
}


/* =========================================
   LAYOUT PRINCIPAL
========================================= */

.calc-main {
    max-width: 680px;
    margin: 0 auto;
    padding: 32px 48px 80px;
}


/* =========================================
   TARJETA DE PASO
========================================= */

.calc-card {
    background: var(--white);
    border-radius: 16px;
    border: 1px solid var(--color-border);
    overflow: hidden;
    display: none;
    animation: calcFadeIn 0.35s ease;
}

.calc-card.active { display: block; }

@keyframes calcFadeIn {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

.calc-card__head {
    padding: 28px 32px 20px;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 28px;
}

.calc-step-tag {
    font-size: 11px;
    font-weight: 700;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 6px;
}

.calc-step-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-text-dark, #111);
    letter-spacing: -0.02em;
}

.calc-card__body { padding: 0 32px 32px; }


/* =========================================
   GRID DE CAMPOS
========================================= */

.calc-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.calc-grid--1 { grid-template-columns: 1fr; }
.calc-grid--3 { grid-template-columns: 1fr 1fr 1fr; }

.calc-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.calc-field--span2 { grid-column: span 2; }

.calc-field label {
    font-size: 13px;
    font-weight: 700;
    color: var(--color-text-dark, #1E2128);
}

.calc-req { color: var(--color-primary); }

.calc-field input,
.calc-field select,
.calc-field textarea {
    font-family: 'DM Sans', sans-serif;
    font-weight: 500;
    font-size: 14px;
    color: var(--color-text-dark);
    background: var(--white);
    border: 1.5px solid var(--color-border);
    border-radius: 10px;
    padding: 11px 14px;
    outline: none;
    transition: border-color 0.15s, box-shadow 0.15s;
    width: 100%;
}

.calc-field select {
    padding-right: 36px;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='16' height='16' viewBox='0 0 24 24' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M6 9L12 15L18 9' stroke='%236B7280' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    cursor: pointer;
}

.calc-field textarea { resize: vertical; min-height: 80px; }

.calc-field input:focus,
.calc-field select:focus,
.calc-field textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(64,95,242,0.1);
}

.calc-field input.error,
.calc-field select.error {
    border-color: #DC2626;
    box-shadow: 0 0 0 3px #FEE2E2;
}

.calc-field-error {
    font-size: 12px;
    color: #DC2626;
    font-weight: 700;
    display: none;
}

.calc-field-error.show { display: block; }

/* Ocultar flechas nativas */
input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
input[type="number"] { -moz-appearance: textfield; }

/* Spinner numérico custom */
.calc-num-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.calc-num-wrap input[type="number"] {
    padding-right: 36px;
}

.calc-num-arrows {
    position: absolute;
    right: 1px;
    top: 1px;
    bottom: 1px;
    width: 32px;
    display: flex;
    flex-direction: column;
    border-left: 1.5px solid var(--color-border);
    border-radius: 0 8px 8px 0;
    overflow: hidden;
}

.calc-num-arrow-btn {
    flex: 1;
    background: var(--color-bg, #F4F6FF);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-light, #6B7280);
    transition: background 0.15s, color 0.15s;
    padding: 0;
}

.calc-num-arrow-btn:first-child {
    border-bottom: 1px solid var(--color-border);
}

.calc-num-arrow-btn:hover {
    background: rgba(64,95,242,0.08);
    color: var(--color-primary);
}

/* Preview coste logístico */
.calc-cost-preview {
    background: rgba(64,95,242,0.06);
    border: 1.5px solid rgba(64,95,242,0.2);
    border-radius: 10px;
    padding: 14px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 4px;
}

.calc-cost-preview__label { font-size: 13px; color: var(--color-text-light, #6B7280); }
.calc-cost-preview__value { font-size: 18px; font-weight: 700; color: var(--color-primary); }


/* =========================================
   BOTONES
========================================= */

.calc-btn-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 20px 32px 28px;
    border-top: 1px solid var(--color-border);
}

.calc-btn {
    font-family: 'DM Sans', sans-serif;
    font-size: 14px;
    font-weight: 700;
    padding: 12px 24px;
    border-radius: 10px;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    justify-content: center;
}

.calc-btn--secondary {
    background: var(--color-bg, #F4F6FF);
    color: var(--color-text-light, #6B7280);
    border: 1.5px solid var(--color-border);
    flex: 0 0 auto;
}

.calc-btn--secondary:hover {
    border-color: rgba(64,95,242,0.3);
    color: var(--color-primary);
}

.calc-btn--cta { flex: 1; }

.calc-btn--print {
    background: var(--white);
    color: var(--color-primary);
    border: 1.5px solid rgba(64,95,242,0.3);
    flex: 0 0 auto;
}

.calc-btn--print:hover {
    background: rgba(64,95,242,0.06);
}


/* =========================================
   RESULTADO
========================================= */

.calc-result {
    background: var(--white);
    border-radius: 16px;
    border: 1px solid var(--color-border);
    overflow: hidden;
    display: none;
    animation: calcFadeIn 0.4s ease;
}

.calc-result.active { display: block; }

.calc-result__hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, #2742d4 100%);
    padding: 36px 32px;
    text-align: center;
    color: var(--white);
}

.calc-result__check {
    width: 56px;
    height: 56px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.calc-result__hero h2 {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 6px;
}

.calc-result__hero p { font-size: 14px; opacity: 0.8; }

.calc-result__body { padding: 28px 32px; }

.calc-result__section-title {
    font-size: 11px;
    font-weight: 700;
    color: var(--color-text-light, #9CA3AF);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 14px;
}

.calc-vehicle-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 28px;
}

.calc-vehicle-item {
    background: var(--color-bg, #F4F6FF);
    border-radius: 10px;
    padding: 12px 14px;
}

.calc-vi-label {
    font-size: 11px;
    color: var(--color-text-light, #9CA3AF);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 3px;
}

.calc-vi-value {
    font-size: 14px;
    font-weight: 700;
    color: var(--color-text-dark, #111);
}

.calc-breakdown {
    border: 1px solid var(--color-border);
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 20px;
}

.calc-breakdown__row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 18px;
    border-bottom: 1px solid var(--color-border);
    font-size: 14px;
}

.calc-breakdown__row:last-child { border-bottom: none; }

.calc-breakdown__row--total {
    background: rgba(64,95,242,0.06);
    font-weight: 700;
    font-size: 16px;
}

.calc-breakdown__label { color: var(--color-text-light, #6B7280); }
.calc-breakdown__amount { font-weight: 700; color: var(--color-text-dark, #111); }
.calc-breakdown__row--total .calc-breakdown__label  { color: var(--color-primary); }
.calc-breakdown__row--total .calc-breakdown__amount { color: var(--color-primary); font-size: 20px; }

.calc-disclaimer {
    background: var(--color-bg, #F4F6FF);
    border-radius: 10px;
    padding: 14px 16px;
    font-size: 12px;
    color: var(--color-text-light, #6B7280);
    line-height: 1.6;
    margin-bottom: 20px;
}

.calc-legal { margin-bottom: 20px; }

.calc-legal ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.calc-legal ul li {
    font-size: 11px;
    color: var(--color-text-light, #9CA3AF);
    line-height: 1.5;
    padding-left: 14px;
    position: relative;
}

.calc-legal ul li::before {
    content: '●';
    position: absolute;
    left: 0;
    color: var(--color-text-light, #9CA3AF);
    font-size: 8px;
    top: 3px;
}

.calc-result__cta {
    display: flex;
    gap: 12px;
}


/* =========================================
   SCROLL REVEAL
========================================= */

.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.delay-1 { transition-delay: 0.1s; }
.reveal.delay-2 { transition-delay: 0.2s; }
.reveal.delay-3 { transition-delay: 0.3s; }

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}


/* =========================================
   MODAL GESTOR
========================================= */

.calc-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15,17,23,0.55);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.calc-modal-overlay.open {
    opacity: 1;
    pointer-events: all;
}

.calc-modal {
    background: var(--white);
    border-radius: 20px 20px 0 0;
    width: 100%;
    max-width: 520px;
    padding: 0 0 32px;
    transform: translateY(40px);
    transition: transform 0.35s cubic-bezier(0.34,1.56,0.64,1);
}

.calc-modal-overlay.open .calc-modal { transform: translateY(0); }

.calc-modal__handle {
    width: 40px;
    height: 4px;
    background: var(--color-border);
    border-radius: 99px;
    margin: 12px auto 0;
}

.calc-modal__header {
    padding: 24px 28px 0;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
}

.calc-modal__title {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-text-dark, #111);
    letter-spacing: -0.02em;
    line-height: 1.25;
}

.calc-modal__sub {
    font-size: 13px;
    color: var(--color-text-light, #6B7280);
    margin-top: 4px;
    line-height: 1.5;
}

.calc-modal__close {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--color-bg, #F4F6FF);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--color-text-light, #6B7280);
    transition: background 0.15s;
}

.calc-modal__close:hover { background: var(--color-border); }

.calc-modal__options {
    padding: 20px 28px 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.calc-contact-option {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 18px;
    border: 1.5px solid var(--color-border);
    border-radius: 14px;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.18s;
    background: var(--white);
}

.calc-contact-option:hover {
    border-color: rgba(64,95,242,0.3);
    background: rgba(64,95,242,0.04);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(64,95,242,0.1);
}

.calc-contact-option--whatsapp:hover { border-color: #25D366; background: #f0fdf4; }
.calc-contact-option--email:hover    { border-color: #f59e0b; background: #fffbeb; }

.calc-option-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.calc-option-icon--green  { background: #dcfce7; color: #16a34a; }
.calc-option-icon--blue   { background: rgba(64,95,242,0.1); color: var(--color-primary); }
.calc-option-icon--yellow { background: #fef9c3; color: #ca8a04; }

.calc-option-text { flex: 1; }

.calc-option-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--color-text-dark, #111);
    letter-spacing: -0.01em;
    margin-bottom: 2px;
}

.calc-option-desc {
    font-size: 12px;
    color: var(--color-text-light, #6B7280);
    line-height: 1.4;
}

.calc-option-arrow {
    color: var(--color-text-light, #9CA3AF);
    flex-shrink: 0;
    transition: transform 0.15s, color 0.15s;
}

.calc-contact-option:hover .calc-option-arrow         { transform: translateX(3px); color: var(--color-primary); }
.calc-contact-option--whatsapp:hover .calc-option-arrow { color: #16a34a; }
.calc-contact-option--email:hover .calc-option-arrow    { color: #ca8a04; }

.calc-modal__footer {
    padding: 16px 28px 0;
    font-size: 12px;
    color: var(--color-text-light, #9CA3AF);
    text-align: center;
    line-height: 1.5;
}


/* =========================================
   RESPONSIVE — TABLET
========================================= */

@media (max-width: 700px) {
    .calc-hero { padding: 36px 20px 60px; }
    .calc-progress { margin: -24px 16px 0; padding: 20px; }
    .calc-main { padding: 24px 16px 60px; }
    .calc-card__head { padding: 20px 20px 16px; }
    .calc-card__body { padding: 0 20px 20px; }
    .calc-btn-row { padding: 16px 20px 20px; }
    .calc-grid { grid-template-columns: 1fr; }
    .calc-grid--3 { grid-template-columns: 1fr 1fr; }
    .calc-field--span2 { grid-column: span 1; }
    .calc-vehicle-grid { grid-template-columns: 1fr 1fr; }
    .calc-result__body { padding: 20px; }
    .calc-result__cta { flex-direction: column; }
    .calc-step-label { display: none; }
}