/* ============================================================
   PPG Cotizador — Modal + Formulario
   Paleta de marca: navy #002855 · blue #1E5AA8 · red #C1272D
   ============================================================ */

:root {
    --ppg-navy: #002855;
    --ppg-blue: #1E5AA8;
    --ppg-blue-soft: #E8F0FA;
    --ppg-accent: #C1272D;
    --ppg-text: #3B4A5C;
    --ppg-muted: #6B7A8C;
    --ppg-bg: #F7FAFC;
    --ppg-line: #D6E2ED;
    --ppg-wa: #25D366;
}

/* --- Botón trigger (base) --- */
.ppg-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    padding: .85rem 1.75rem;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.2;
    border-radius: 6px;
    border: 2px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: transform .15s ease, box-shadow .2s ease, background .2s ease;
}
.ppg-btn:hover { transform: translateY(-1px); }

.ppg-btn--primary {
    background: var(--ppg-blue);
    color: #fff;
}
.ppg-btn--primary:hover {
    background: var(--ppg-navy);
    box-shadow: 0 6px 16px -4px rgba(0, 40, 85, .35);
}

.ppg-btn--outline {
    background: transparent;
    color: var(--ppg-navy);
    border-color: var(--ppg-navy);
}
.ppg-btn--outline:hover {
    background: var(--ppg-navy);
    color: #fff;
}

.ppg-btn--plain {
    background: transparent;
    color: var(--ppg-muted);
    padding: .5rem 1rem;
    font-weight: 500;
}
.ppg-btn--plain:hover { color: var(--ppg-navy); }

.ppg-btn--wa {
    background: var(--ppg-wa);
    color: #fff;
    padding: 1rem 1.75rem;
}
.ppg-btn--wa:hover {
    background: #1eb655;
    box-shadow: 0 8px 20px -4px rgba(37, 211, 102, .4);
}
.ppg-btn--wa svg { width: 20px; height: 20px; }

.ppg-btn--submit { width: 100%; padding: 1rem; font-size: 1.05rem; }

/* --- Modal --- */
.ppg-modal {
    position: fixed;
    inset: 0;
    z-index: 99999;
    display: none;
    align-items: flex-start;
    justify-content: center;
    padding: 2rem 1rem;
    overflow-y: auto;
    font-family: 'Poppins', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    color: var(--ppg-text);
}
.ppg-modal.is-open { display: flex; }

.ppg-modal__backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 25, 55, .65);
    backdrop-filter: blur(3px);
    animation: ppgFadeIn .25s ease-out;
}

.ppg-modal__dialog {
    position: relative;
    background: #fff;
    border-radius: 12px;
    max-width: 720px;
    width: 100%;
    box-shadow: 0 20px 60px -10px rgba(0, 40, 85, .5);
    animation: ppgSlideUp .3s ease-out;
    margin: auto;
}

.ppg-modal__close {
    position: absolute;
    top: .75rem;
    right: 1rem;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, .9);
    border: none;
    font-size: 1.5rem;
    line-height: 1;
    color: var(--ppg-navy);
    cursor: pointer;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background .2s ease, transform .15s ease;
}
.ppg-modal__close:hover {
    background: var(--ppg-blue-soft);
    transform: rotate(90deg);
}

/* --- Modal Header --- */
.ppg-modal .ppg-modal__header {
    background: linear-gradient(135deg, var(--ppg-navy) 0%, var(--ppg-blue) 100%);
    color: #fff;
    padding: 2rem 2.5rem 1.75rem;
    border-radius: 12px 12px 0 0;
    text-align: center;
}
.ppg-modal .ppg-modal__eyebrow {
    display: inline-block;
    font-size: .72rem;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: #fff;
    opacity: .85;
    margin-bottom: .5rem;
}
.ppg-modal .ppg-modal__title {
    font-size: 1.7rem;
    font-weight: 700;
    color: #fff;
    margin: 0 0 .5rem;
    letter-spacing: -.01em;
    line-height: 1.2;
}
.ppg-modal .ppg-modal__subtitle {
    font-size: .95rem;
    color: #fff;
    opacity: .9;
    margin: 0;
    line-height: 1.5;
}

/* --- Formulario --- */
.ppg-form { padding: 1.75rem 2.5rem 2rem; }

.ppg-honey {
    position: absolute;
    left: -9999px;
    top: -9999px;
    height: 0;
    overflow: hidden;
}

.ppg-fieldset {
    border: none;
    padding: 0;
    margin: 0 0 1.5rem;
}
.ppg-fieldset legend {
    font-size: .82rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--ppg-navy);
    margin-bottom: .85rem;
    padding: 0;
    border-bottom: 2px solid var(--ppg-blue-soft);
    padding-bottom: .5rem;
    width: 100%;
}

.ppg-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.ppg-field {
    display: block;
    margin-bottom: 1rem;
}
.ppg-field > span {
    display: block;
    font-size: .85rem;
    font-weight: 500;
    color: var(--ppg-text);
    margin-bottom: .4rem;
}
.ppg-field input,
.ppg-field select,
.ppg-field textarea {
    width: 100%;
    padding: .7rem .9rem;
    border: 1.5px solid var(--ppg-line);
    border-radius: 6px;
    font-family: inherit;
    font-size: .95rem;
    color: var(--ppg-text);
    background: #fff;
    transition: border-color .2s ease, box-shadow .2s ease;
    box-sizing: border-box;
}
.ppg-field input:focus,
.ppg-field select:focus,
.ppg-field textarea:focus {
    outline: none;
    border-color: var(--ppg-blue);
    box-shadow: 0 0 0 3px rgba(30, 90, 168, .15);
}
.ppg-field textarea { resize: vertical; min-height: 80px; }

/* --- Checkboxes de productos --- */
.ppg-checks {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: .5rem;
}
.ppg-check {
    display: flex;
    align-items: center;
    gap: .5rem;
    padding: .65rem .85rem;
    border: 1.5px solid var(--ppg-line);
    border-radius: 6px;
    cursor: pointer;
    font-size: .92rem;
    transition: all .2s ease;
    user-select: none;
}
.ppg-check:hover {
    border-color: var(--ppg-blue);
    background: var(--ppg-blue-soft);
}
.ppg-check input { accent-color: var(--ppg-blue); margin: 0; }
.ppg-check:has(input:checked) {
    background: var(--ppg-blue-soft);
    border-color: var(--ppg-blue);
    font-weight: 600;
    color: var(--ppg-navy);
}

.ppg-otro-field {
    margin-top: .75rem;
}
.ppg-otro-field input {
    width: 100%;
    padding: .7rem .9rem;
    border: 1.5px solid var(--ppg-line);
    border-radius: 6px;
    font-family: inherit;
    font-size: .95rem;
    box-sizing: border-box;
}
.ppg-otro-field input:focus {
    outline: none;
    border-color: var(--ppg-blue);
    box-shadow: 0 0 0 3px rgba(30, 90, 168, .15);
}

/* --- Radios --- */
.ppg-radios {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: .5rem;
}
.ppg-radio {
    display: flex;
    align-items: center;
    gap: .5rem;
    padding: .65rem .85rem;
    border: 1.5px solid var(--ppg-line);
    border-radius: 6px;
    cursor: pointer;
    font-size: .92rem;
    transition: all .2s ease;
    user-select: none;
}
.ppg-radio:hover {
    border-color: var(--ppg-blue);
    background: var(--ppg-blue-soft);
}
.ppg-radio input { accent-color: var(--ppg-blue); margin: 0; }
.ppg-radio:has(input:checked) {
    background: var(--ppg-blue-soft);
    border-color: var(--ppg-blue);
    font-weight: 600;
    color: var(--ppg-navy);
}

/* --- Errores --- */
.ppg-errors {
    background: #FFF4E5;
    border: 1px solid var(--ppg-accent);
    border-radius: 6px;
    padding: .85rem 1rem;
    margin-bottom: 1rem;
    color: var(--ppg-accent);
    font-size: .9rem;
}
.ppg-errors ul { margin: 0; padding-left: 1.2rem; }
.ppg-errors li { margin: 0.2rem 0; }

.ppg-actions { margin-top: 1.25rem; }

.ppg-privacy {
    text-align: center;
    font-size: .8rem;
    color: var(--ppg-muted);
    margin: 1rem 0 0;
}

/* --- Vista de éxito --- */
.ppg-success {
    padding: 3rem 2.5rem;
    text-align: center;
}
.ppg-success__icon {
    width: 84px;
    height: 84px;
    margin: 0 auto 1.5rem;
    color: var(--ppg-wa);
    animation: ppgPop .5s ease-out;
}
.ppg-success__title {
    font-size: 1.6rem;
    color: var(--ppg-navy);
    margin: 0 0 .75rem;
    font-weight: 700;
}
.ppg-success__text {
    font-size: 1rem;
    color: var(--ppg-text);
    line-height: 1.6;
    max-width: 480px;
    margin: 0 auto 2rem;
}
.ppg-success__wa {
    background: var(--ppg-bg);
    padding: 1.75rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
}
.ppg-success__wa-hint {
    font-size: .95rem;
    color: var(--ppg-muted);
    margin: 0 0 1rem;
    font-weight: 500;
}

/* --- Loader del botón --- */
.ppg-btn.is-loading .ppg-btn__label { display: none; }
.ppg-btn.is-loading .ppg-btn__loader { display: inline; }
.ppg-btn.is-loading { cursor: wait; opacity: .8; }

/* --- Body scroll lock --- */
body.ppg-modal-open { overflow: hidden; }

/* --- Animaciones --- */
@keyframes ppgFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
@keyframes ppgSlideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes ppgPop {
    0% { transform: scale(0.6); opacity: 0; }
    60% { transform: scale(1.1); }
    100% { transform: scale(1); opacity: 1; }
}

/* --- Responsive --- */
@media (max-width: 640px) {
    .ppg-modal { padding: 0; }
    .ppg-modal__dialog {
        border-radius: 0;
        min-height: 100vh;
    }
    .ppg-modal__header {
        border-radius: 0;
        padding: 1.75rem 1.5rem 1.5rem;
    }
    .ppg-modal__title { font-size: 1.4rem; }
    .ppg-modal__subtitle { font-size: .9rem; }
    .ppg-form { padding: 1.25rem 1.5rem 1.75rem; }
    .ppg-row { grid-template-columns: 1fr; gap: 0; }
    .ppg-checks { grid-template-columns: 1fr 1fr; }
    .ppg-radios { grid-template-columns: 1fr; }
    .ppg-success { padding: 2rem 1.5rem; }
    .ppg-success__title { font-size: 1.35rem; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .ppg-modal__backdrop,
    .ppg-modal__dialog,
    .ppg-success__icon { animation: none; }
    .ppg-btn { transition: none; }
    .ppg-btn:hover { transform: none; }
}