:root {
    --primary-color: #caa64a;
    --primary-strong: #e4bd5e;
    --bg-1: #050b15;
    --bg-2: #0a1322;
    --bg-3: #111f36;
    --panel-bg: rgba(12, 22, 39, 0.84);
    --panel-border: rgba(122, 168, 218, 0.24);
    --text-main: #eef5ff;
    --text-soft: #a6b7cd;
    --focus-glow: rgba(78, 171, 255, 0.28);
}

* {
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
}

html {
    -webkit-user-select: none;
    -webkit-touch-callout: none;
}

body {
    font-family: 'Manrope', sans-serif;
    background: radial-gradient(circle at 12% 16%, #12355f 0%, transparent 32%),
        radial-gradient(circle at 86% 12%, #2a1a10 0%, transparent 30%),
        linear-gradient(145deg, var(--bg-1), var(--bg-2), var(--bg-3));
    color: var(--text-main);
    margin: 0;
    padding: 2.2rem 1rem;
    padding-bottom: max(2.2rem, env(safe-area-inset-bottom));
    padding-top: max(0.5rem, env(safe-area-inset-top));
    display: flex;
    justify-content: center;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-user-select: text;
    -webkit-user-select: auto;
    -webkit-touch-callout: default;
}

.bg-orb {
    position: fixed;
    width: 20rem;
    height: 20rem;
    border-radius: 50%;
    filter: blur(54px);
    pointer-events: none;
    z-index: 0;
    animation: float-orb 10s ease-in-out infinite;
}

.orb-a {
    top: -5rem;
    left: -4rem;
    background: rgba(41, 147, 223, 0.28);
}

.orb-b {
    right: -4rem;
    bottom: -6rem;
    background: rgba(202, 166, 74, 0.18);
    animation-delay: -4s;
}

.form-container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 860px;
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid var(--panel-border);
    background: linear-gradient(160deg, rgba(16, 29, 49, 0.9), var(--panel-bg));
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow: 0 30px 65px rgba(2, 8, 16, 0.75), inset 0 0 0 1px rgba(255, 255, 255, 0.03);
    animation: rise-in 0.8s ease-out;
}

.header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 1.2rem;
    border-bottom: 1px solid rgba(160, 180, 209, 0.2);
}

.header h1 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.5rem, 2.4vw, 2rem);
    margin: 0 0 0.35rem;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 1.2px;
}

.header h2 {
    margin: 0 0 0.7rem;
    font-family: 'Space Grotesk', sans-serif;
    letter-spacing: 0.8px;
}

.header p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-soft);
}

.form-group {
    margin-bottom: 1.45rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

label {
    display: block;
    margin-bottom: 0.55rem;
    font-size: 0.9rem;
    font-weight: 700;
    color: #d7e2f1;
}

input {
    width: 100%;
    padding: 0.82rem 0.9rem;
    border-radius: 11px;
    border: 1px solid rgba(130, 160, 199, 0.35);
    background: rgba(6, 13, 25, 0.68);
    color: var(--text-main);
    font-family: 'Manrope', sans-serif;
    font-size: 1rem;
    transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.2s ease;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    -webkit-border-radius: 11px;
    -webkit-box-shadow: none;
}

input:focus {
    outline: none;
    border-color: #6dc0ff;
    box-shadow: 0 0 0 3px var(--focus-glow);
    transform: translateY(-1px);
}

/* Optimizaciones específicas para tipos de input */
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="number"],
input[type="date"] {
    font-size: 1rem;
}

/* Prevenir zoom en iOS al enfocar */
@supports (padding: max(0px)) {
    input[type="text"],
    input[type="email"],
    input[type="tel"],
    input[type="number"],
    input[type="date"],
    textarea,
    select {
        font-size: 16px;
    }
}

.helper-text,
.note-text,
.error-text {
    display: block;
    margin-top: 0.45rem;
    font-size: 0.82rem;
}

.helper-text {
    color: var(--text-soft);
}

.note-text {
    color: var(--primary-color);
}

.error-text {
    color: #ff9c9c;
    min-height: 1rem;
}

.section-title {
    margin-top: 2rem;
    padding-bottom: 0.55rem;
    border-bottom: 1px solid rgba(160, 180, 209, 0.25);
    color: var(--primary-color);
    font-family: 'Space Grotesk', sans-serif;
    letter-spacing: 0.5px;
}

.plans-container {
    padding: 1rem;
    margin-bottom: 1.5rem;
    border-radius: 14px;
    border: 1px solid rgba(98, 142, 191, 0.3);
    background: linear-gradient(170deg, rgba(14, 26, 45, 0.82), rgba(7, 13, 24, 0.84));
    overflow: visible;
    display: flex;
    flex-direction: column;
}

.accordion-toggle,
.picker-toggle,
.picker-option {
    width: 100%;
    border: 1px solid rgba(117, 157, 206, 0.38);
    border-radius: 11px;
    background: rgba(14, 24, 42, 0.9);
    color: var(--text-main);
    padding: 0.82rem 0.95rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.accordion-toggle,
.picker-toggle {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.95rem;
}

.accordion-toggle:hover,
.picker-toggle:hover,
.picker-option:hover,
.accordion-toggle:focus-visible,
.picker-toggle:focus-visible,
.picker-option:focus-visible {
    border-color: rgba(138, 189, 248, 0.85);
    box-shadow: 0 10px 28px rgba(10, 38, 67, 0.45);
    transform: translateY(-1px);
    outline: none;
}

.plans-master-toggle {
    font-size: 1rem;
    background: linear-gradient(120deg, rgba(18, 39, 68, 0.95), rgba(17, 26, 43, 0.9));
}

.toggle-icon {
    width: 1.55rem;
    height: 1.55rem;
    border-radius: 999px;
    border: 1px solid rgba(202, 166, 74, 0.7);
    display: grid;
    place-items: center;
    color: var(--primary-color);
    font-size: 1.05rem;
    font-weight: 700;
    line-height: 1;
    transition: transform 0.25s ease, background 0.25s ease;
}

.accordion-toggle.is-open .toggle-icon,
.picker-toggle[aria-expanded='true'] .toggle-icon {
    transform: rotate(45deg);
    background: rgba(202, 166, 74, 0.12);
}

.accordion-panel {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transform: translateY(-6px);
    transition: max-height 0.35s ease, opacity 0.3s ease, transform 0.3s ease;
}

.accordion-panel.is-open {
    opacity: 1;
    transform: translateY(0);
}

#plans-master-panel {
    margin-top: 0.8rem;
    display: flex;
    flex-direction: column;
}

.plan-item + .plan-item {
    margin-top: 0.7rem;
}

.plan-detail {
    margin-top: 0.55rem;
    border: 1px solid rgba(99, 137, 183, 0.28);
    border-radius: 10px;
    background: rgba(8, 14, 25, 0.78);
}

.plan-detail ul {
    list-style: none;
    margin: 0;
    padding: 0.8rem 0.95rem;
    color: #cfdbec;
}

.plan-detail li {
    padding: 0.35rem 0;
    border-bottom: 1px solid rgba(112, 142, 177, 0.2);
}

.plan-detail li.monto-item {
    border-radius: 8px;
    padding: 0.45rem 0.55rem;
    margin: 0.12rem 0;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
    border: 1px solid transparent;
}

.plan-detail li.monto-item:hover,
.plan-detail li.monto-item:focus-visible {
    background: rgba(74, 146, 214, 0.16);
    border-color: rgba(130, 186, 242, 0.5);
    transform: translateX(2px);
    outline: none;
}

.plan-detail li.monto-picked {
    background: rgba(202, 166, 74, 0.18);
    border-color: rgba(202, 166, 74, 0.48);
    color: #f6e4b6;
}

.plan-detail li:last-child {
    border-bottom: none;
}

.plan-picker {
    position: relative;
}

.picker-toggle {
    background: linear-gradient(120deg, rgba(15, 30, 52, 0.95), rgba(14, 24, 39, 0.88));
}

.picker-panel {
    position: absolute;
    top: calc(100% + 0.45rem);
    left: 0;
    right: 0;
    z-index: 20;
    padding: 0.5rem;
    display: grid;
    gap: 0.45rem;
    border-radius: 12px;
    border: 1px solid rgba(120, 160, 209, 0.38);
    background: rgba(8, 14, 25, 0.95);
    box-shadow: 0 16px 38px rgba(7, 20, 36, 0.75);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-4px) scale(0.98);
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.plan-picker.is-open .picker-panel {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0) scale(1);
}

.picker-option {
    justify-content: flex-start;
    font-family: 'Manrope', sans-serif;
    font-weight: 700;
    background: rgba(14, 24, 43, 0.92);
    opacity: 0;
    transform: translateY(-6px);
}

.plan-picker.is-open .picker-option {
    animation: option-cascade 0.35s ease forwards;
}

.plan-picker.is-open .picker-option:nth-child(1) {
    animation-delay: 0.02s;
}

.plan-picker.is-open .picker-option:nth-child(2) {
    animation-delay: 0.08s;
}

.plan-picker.is-open .picker-option:nth-child(3) {
    animation-delay: 0.14s;
}

.plan-picker.is-open .picker-option:nth-child(4) {
    animation-delay: 0.2s;
}

.terms-box {
    height: 220px;
    overflow-y: auto;
    margin-bottom: 1rem;
    padding: 1rem;
    border-radius: 12px;
    border: 1px solid rgba(105, 140, 184, 0.3);
    background: rgba(6, 14, 26, 0.72);
    color: var(--text-soft);
    font-size: 0.87rem;
    line-height: 1.5;
}

.terms-box h4 {
    margin-top: 0;
    color: #e7f0fb;
    font-family: 'Space Grotesk', sans-serif;
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 0.62rem;
    margin-bottom: 2rem;
}

.checkbox-group input {
    width: auto;
    accent-color: var(--primary-color);
    transform: scale(1.2);
}

.checkbox-label {
    margin-bottom: 0;
    color: #eff6ff;
    transition: color 0.2s ease;
}

#acepto_terminos:checked + .checkbox-label {
    color: #46d17a;
}

.btn-submit {
    width: 100%;
    border: none;
    border-radius: 11px;
    padding: 1rem 2rem;
    background: linear-gradient(120deg, var(--primary-color), var(--primary-strong));
    color: #10141c;
    cursor: pointer;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.03rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    transition: transform 0.25s ease, box-shadow 0.25s ease, filter 0.25s ease;
}

.btn-submit:hover {
    filter: brightness(1.04);
    transform: translateY(-2px);
    box-shadow: 0 14px 28px rgba(0, 0, 0, 0.38);
}

.honeypot {
    display: none;
}

.terms-box::-webkit-scrollbar {
    width: 8px;
}

.terms-box::-webkit-scrollbar-track {
    background: rgba(5, 12, 23, 0.7);
}

.terms-box::-webkit-scrollbar-thumb {
    background: rgba(125, 167, 210, 0.4);
    border-radius: 4px;
}

@keyframes rise-in {
    from {
        opacity: 0;
        transform: translateY(18px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float-orb {
    0%,
    100% {
        transform: translate3d(0, 0, 0);
    }

    50% {
        transform: translate3d(0, 16px, 0);
    }
}

@keyframes option-cascade {
    from {
        opacity: 0;
        transform: translateY(-6px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 700px) {
    body {
        padding: 1rem 0.75rem;
    }

    .form-container {
        padding: 1.2rem 1rem;
        border-radius: 16px;
        max-width: 100%;
    }

    .header {
        margin-bottom: 1.5rem;
        padding-bottom: 1rem;
    }

    .header h1 {
        font-size: clamp(1.2rem, 5vw, 1.6rem);
        margin-bottom: 0.25rem;
        letter-spacing: 0.8px;
    }

    .header h2 {
        font-size: 0.95rem;
        margin-bottom: 0.5rem;
    }

    .header p {
        font-size: 0.8rem;
    }

    .form-group {
        margin-bottom: 1.15rem;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 0.8rem;
    }

    label {
        margin-bottom: 0.4rem;
        font-size: 0.85rem;
    }

    input {
        padding: 0.75rem 0.8rem;
        font-size: 16px;
        border-radius: 10px;
    }

    .helper-text,
    .note-text,
    .error-text {
        margin-top: 0.35rem;
        font-size: 0.75rem;
    }

    .section-title {
        margin-top: 1.5rem;
        margin-bottom: 1rem;
        padding-bottom: 0.4rem;
        font-size: 1rem;
        letter-spacing: 0.3px;
    }

    .plans-container {
        padding: 0.8rem;
        margin-bottom: 1.2rem;
        border-radius: 12px;
    }

    .accordion-toggle,
    .picker-toggle,
    .picker-option {
        padding: 0.75rem 0.85rem;
        border-radius: 10px;
        font-size: 0.9rem;
        min-height: 44px;
        display: flex;
        align-items: center;
    }

    .accordion-toggle,
    .picker-toggle {
        font-size: 0.9rem;
    }

    .toggle-icon {
        width: 1.4rem;
        height: 1.4rem;
        font-size: 0.95rem;
        flex-shrink: 0;
    }

    .plans-master-toggle {
        font-size: 0.95rem;
    }

    #plans-master-panel {
        margin-top: 0.6rem;
    }

    .plan-item + .plan-item {
        margin-top: 0.5rem;
    }

    .plan-detail {
        margin-top: 0.45rem;
        border-radius: 9px;
    }

    .plan-detail ul {
        padding: 0.7rem 0.85rem;
    }

    .plan-detail li {
        padding: 0.3rem 0;
        font-size: 0.9rem;
    }

    .plan-detail li.monto-item {
        border-radius: 7px;
        padding: 0.4rem 0.5rem;
        margin: 0.08rem 0;
        font-size: 0.9rem;
    }

    .picker-panel {
        top: calc(100% + 0.35rem);
        border-radius: 10px;
        padding: 0.4rem;
        gap: 0.35rem;
    }

    .picker-option {
        font-size: 0.9rem;
        padding: 0.7rem 0.8rem;
    }

    .picker-option:nth-child(1) {
        animation-delay: 0.02s;
    }

    .picker-option:nth-child(2) {
        animation-delay: 0.06s;
    }

    .picker-option:nth-child(3) {
        animation-delay: 0.1s;
    }

    .picker-option:nth-child(4) {
        animation-delay: 0.14s;
    }

    .terms-box {
        height: 180px;
        padding: 0.8rem;
        margin-bottom: 1rem;
        border-radius: 10px;
        font-size: 0.8rem;
        line-height: 1.4;
    }

    .terms-box h4 {
        margin-top: 0;
        margin-bottom: 0.5rem;
        font-size: 0.9rem;
    }

    .terms-box p {
        margin: 0.4rem 0;
    }

    .checkbox-group {
        gap: 0.5rem;
        margin-bottom: 1.5rem;
    }

    .checkbox-group input {
        width: 18px;
        height: 18px;
        transform: scale(1);
    }

    .checkbox-label {
        font-size: 0.9rem;
    }

    .btn-submit {
        padding: 0.9rem 1.5rem;
        font-size: 0.95rem;
        letter-spacing: 0.6px;
        min-height: 44px;
        border-radius: 10px;
    }

    .bg-orb {
        width: 12rem;
        height: 12rem;
        opacity: 0.7;
    }

    .orb-a {
        top: -3rem;
        left: -3rem;
    }

    .orb-b {
        right: -3rem;
        bottom: -4rem;
    }
}

/* iOS (iPhone) - Safe Area para notch */
@supports (padding: max(0px)) {
    @media (max-width: 700px) {
        body {
            padding-left: max(1rem, env(safe-area-inset-left));
            padding-right: max(1rem, env(safe-area-inset-right));
            padding-top: max(1rem, env(safe-area-inset-top));
            padding-bottom: max(1rem, env(safe-area-inset-bottom));
        }

        .form-container {
            padding: max(1.2rem, env(safe-area-inset-left)) max(1rem, env(safe-area-inset-right)) max(1.2rem, env(safe-area-inset-bottom)) max(1rem, env(safe-area-inset-left));
        }
    }
}

/* Dispositivos táctiles - optimizaciones */
@media (hover: none) and (pointer: coarse) {
    input,
    button,
    select,
    textarea {
        font-size: 16px;
        min-height: 44px;
    }

    .accordion-toggle,
    .picker-toggle,
    .picker-option,
    .btn-submit {
        min-height: 48px;
        font-size: 16px;
    }

    button {
        -webkit-user-select: none;
        user-select: none;
    }

    input:focus,
    textarea:focus,
    select:focus {
        font-size: 16px;
    }
}

/* Safari iOS específico */
@supports (-webkit-touch-callout: none) {
    body {
        -webkit-user-select: text;
        -webkit-touch-callout: default;
    }

    input,
    textarea,
    select {
        font-size: 16px;
        -webkit-appearance: none;
        -webkit-border-radius: 11px;
    }

    .terms-box {
        -webkit-overflow-scrolling: touch;
    }

    .form-container {
        -webkit-transform: translate3d(0, 0, 0);
    }
}

/* Chrome Android específico */
@media (max-width: 700px) {
    @supports (overflow: -webkit-marquee) {
        input,
        button,
        select {
            font-size: 16px;
        }

        .accordion-toggle,
        .picker-toggle,
        .btn-submit {
            min-height: 48px;
        }
    }
}

/* Landscape mode para móviles pequeños */
@media (max-height: 600px) and (max-width: 700px) {
    .form-container {
        padding: 0.8rem;
    }

    .header {
        margin-bottom: 0.8rem;
        padding-bottom: 0.5rem;
    }

    .header h1 {
        font-size: 1.2rem;
        margin-bottom: 0.15rem;
    }

    .form-group {
        margin-bottom: 0.8rem;
    }

    .section-title {
        margin-top: 1rem;
        margin-bottom: 0.6rem;
        font-size: 0.95rem;
    }

    .btn-submit {
        padding: 0.8rem 1.2rem;
        font-size: 0.9rem;
    }
}