/* ============================================================
   ClientiPerFotovoltaico — style.css
   Palette: Midnight Blue + Solar Amber + Slate Grey
   Font: Syne (display) + DM Sans (corpo)
   ============================================================ */

/* ── VARIABLES ─────────────────────────────────────────────── */
:root {
    /* Brand colors */
    --midnight:    #0D1B2A;
    --navy:        #1B2B40;
    --navy-mid:    #243347;
    --steel:       #2E4057;
    --slate:       #4A6070;
    --slate-light: #7A9BB5;

    --amber:       #F59E0B;
    --amber-light: #FCD34D;
    --amber-dark:  #D97706;
    --amber-pale:  #FEF3C7;

    --white:       #FFFFFF;
    --off-white:   #F8FAFC;
    --grey-100:    #F1F5F9;
    --grey-200:    #E2E8F0;
    --grey-300:    #CBD5E1;
    --grey-400:    #94A3B8;
    --grey-600:    #475569;
    --grey-800:    #1E293B;

    /* Functional */
    --bg-primary:  var(--midnight);
    --bg-section:  var(--navy);
    --bg-alt:      #111E2E;
    --text-primary:#F1F5F9;
    --text-muted:  #94A3B8;
    --text-accent: var(--amber);
    --border:      rgba(255,255,255,0.07);
    --border-mid:  rgba(255,255,255,0.12);

    /* Typography */
    --font-display: 'Syne', system-ui, sans-serif;
    --font-body:    'DM Sans', system-ui, sans-serif;

    /* Spacing */
    --section-pad:  clamp(4rem, 8vw, 7rem);
    --container:    1200px;
    --radius-sm:    6px;
    --radius-md:    12px;
    --radius-lg:    20px;
    --radius-xl:    30px;

    /* Transitions */
    --ease-out:     cubic-bezier(0.22, 1, 0.36, 1);
    --ease-in-out:  cubic-bezier(0.4, 0, 0.2, 1);
    --t-fast:       0.15s;
    --t-mid:        0.3s;
    --t-slow:       0.5s;

    /* Shadows */
    --shadow-sm:    0 2px 8px rgba(0,0,0,0.25);
    --shadow-md:    0 8px 32px rgba(0,0,0,0.35);
    --shadow-lg:    0 24px 64px rgba(0,0,0,0.45);
    --glow-amber:   0 0 40px rgba(245,158,11,0.2);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 70px;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-weight: 300;
    font-size: clamp(1rem, 1.5vw, 1.0625rem);
    line-height: 1.75;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img, svg { display: block; max-width: 100%; }

a { color: inherit; text-decoration: none; }
a:hover { color: var(--amber); }

ul, ol { list-style: none; }

button, input, textarea, select {
    font: inherit;
    border: none;
    background: none;
    outline: none;
}

button { cursor: pointer; }

:focus-visible {
    outline: 2px solid var(--amber);
    outline-offset: 3px;
    border-radius: 3px;
}

::selection {
    background: rgba(245,158,11,0.3);
    color: var(--white);
}

/* ── SCROLLBAR ──────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--midnight); }
::-webkit-scrollbar-thumb { background: var(--steel); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--amber-dark); }

/* ── TYPOGRAPHY ─────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: var(--white);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 3.5vw, 2.75rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.125rem; font-weight: 600; }

p { color: var(--text-muted); }
p + p { margin-top: 1rem; }
strong { color: var(--text-primary); font-weight: 500; }
em { font-style: normal; }

/* ── CONTAINER ──────────────────────────────────────────────── */
.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 clamp(1.25rem, 5vw, 2.5rem);
}

/* ── SECTION BASE ───────────────────────────────────────────── */
.section {
    padding: var(--section-pad) 0;
    position: relative;
}

.section-label {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--amber);
    margin-bottom: 1rem;
}

.section-title {
    margin-bottom: 1.25rem;
}

.section-intro {
    font-size: 1.125rem;
    max-width: 680px;
    margin-bottom: 3rem;
    line-height: 1.8;
}

/* ── AOS ANIMATIONS ─────────────────────────────────────────── */
[data-aos] {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

[data-aos="fade-down"] {
    transform: translateY(-16px);
}

[data-aos="fade-right"] {
    transform: translateX(-24px);
}

[data-aos="fade-left"] {
    transform: translateX(24px);
}

[data-aos].aos-animate {
    transform: translate(0);
}

[data-aos-delay="100"] { transition-delay: 0.1s; }
[data-aos-delay="200"] { transition-delay: 0.2s; }
[data-aos-delay="300"] { transition-delay: 0.3s; }

/* ── BUTTONS ─────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.75rem;
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.9375rem;
    letter-spacing: 0.01em;
    transition: all var(--t-mid) var(--ease-out);
    position: relative;
    overflow: hidden;
    text-align: center;
    white-space: nowrap;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0.08);
    opacity: 0;
    transition: opacity var(--t-fast);
}

.btn:hover::before { opacity: 1; }

.btn--primary {
    background: var(--amber);
    color: var(--midnight);
    font-weight: 600;
    box-shadow: 0 4px 20px rgba(245,158,11,0.3);
}

.btn--primary:hover {
    background: var(--amber-light);
    color: var(--midnight);
    box-shadow: 0 8px 30px rgba(245,158,11,0.45);
    transform: translateY(-2px);
}

.btn--outline {
    border: 1.5px solid var(--border-mid);
    color: var(--text-primary);
}

.btn--outline:hover {
    border-color: var(--amber);
    color: var(--amber);
    transform: translateY(-2px);
}

.btn--ghost {
    color: var(--text-muted);
    border: 1.5px solid var(--border);
}

.btn--ghost:hover {
    color: var(--text-primary);
    border-color: var(--border-mid);
}

.btn--lg {
    padding: 1rem 2.25rem;
    font-size: 1rem;
}

.btn--full { width: 100%; justify-content: center; }

.btn-icon {
    flex-shrink: 0;
    transition: transform var(--t-fast);
}

.btn:hover .btn-icon { transform: translateX(3px); }

/* ── HEADER ──────────────────────────────────────────────────── */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0;
    background: transparent;
    transition: background var(--t-mid), box-shadow var(--t-mid), padding var(--t-mid);
}

.site-header.scrolled {
    background: rgba(13, 27, 42, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 var(--border);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--container);
    margin: 0 auto;
    padding: 1.25rem clamp(1.25rem, 5vw, 2.5rem);
    gap: 2rem;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    flex-shrink: 0;
    color: var(--white);
    transition: opacity var(--t-fast);
}

.nav-logo:hover { opacity: 0.85; color: var(--white); }

.logo-icon { flex-shrink: 0; }

.logo-text {
    font-family: var(--font-display);
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: -0.01em;
}

.logo-text strong {
    color: var(--white);
    font-weight: 700;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    list-style: none;
}

.nav-link {
    display: block;
    padding: 0.5rem 0.875rem;
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    transition: color var(--t-fast), background var(--t-fast);
}

.nav-link:hover {
    color: var(--white);
    background: rgba(255,255,255,0.06);
}

.nav-cta {
    background: var(--amber) !important;
    color: var(--midnight) !important;
    font-weight: 600 !important;
    padding: 0.5rem 1.25rem !important;
    border-radius: var(--radius-md) !important;
}

.nav-cta:hover {
    background: var(--amber-light) !important;
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
    border-radius: var(--radius-sm);
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: transform var(--t-mid), opacity var(--t-fast);
}

.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── HERO ─────────────────────────────────────────────────────── */
.hero {
    min-height: 100svh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: calc(80px + 2rem) 0 4rem;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    background: var(--midnight);
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 40%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 40%, transparent 100%);
}

.hero-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.25;
    animation: glow-pulse 6s ease-in-out infinite;
}

.hero-glow--1 {
    width: 600px;
    height: 400px;
    background: var(--amber);
    top: 10%;
    right: -10%;
    animation-delay: 0s;
}

.hero-glow--2 {
    width: 500px;
    height: 350px;
    background: #2563EB;
    bottom: 15%;
    left: -8%;
    opacity: 0.12;
    animation-delay: -3s;
}

@keyframes glow-pulse {
    0%, 100% { opacity: 0.2; transform: scale(1); }
    50% { opacity: 0.3; transform: scale(1.05); }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 820px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 1rem;
    background: rgba(245,158,11,0.1);
    border: 1px solid rgba(245,158,11,0.25);
    border-radius: 100px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--amber);
    letter-spacing: 0.04em;
    margin-bottom: 1.75rem;
}

.badge-dot {
    width: 7px;
    height: 7px;
    background: var(--amber);
    border-radius: 50%;
    animation: dot-pulse 2s ease-in-out infinite;
}

@keyframes dot-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-headline {
    font-size: clamp(2.75rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    color: var(--white);
    margin-bottom: 1.5rem;
}

.hero-accent {
    background: linear-gradient(135deg, var(--amber), var(--amber-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-style: normal;
    display: inline-block;
}

.hero-sub {
    font-size: clamp(1.0625rem, 2vw, 1.25rem);
    line-height: 1.7;
    max-width: 640px;
    margin-bottom: 2.5rem;
    color: var(--text-muted);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

.hero-proof {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    align-items: center;
    padding-top: 2.5rem;
    border-top: 1px solid var(--border);
}

.proof-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.proof-icon { font-size: 1rem; }

.proof-divider {
    width: 1px;
    height: 20px;
    background: var(--border-mid);
}

.hero-scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
}

.hero-scroll span {
    display: block;
    width: 2px;
    height: 40px;
    background: linear-gradient(to bottom, transparent, var(--amber));
    border-radius: 2px;
    animation: scroll-line 2s ease-in-out infinite;
}

@keyframes scroll-line {
    0% { transform: scaleY(0); transform-origin: top; }
    50% { transform: scaleY(1); transform-origin: top; }
    50.01% { transform: scaleY(1); transform-origin: bottom; }
    100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ── PROBLEMS ────────────────────────────────────────────────── */
.section--problems {
    background: var(--bg-alt);
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.25rem;
    margin-bottom: 3rem;
}

.problem-card {
    padding: 1.75rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: all var(--t-mid) var(--ease-out);
    position: relative;
    overflow: hidden;
}

.problem-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(245,158,11,0.04) 0%, transparent 60%);
    opacity: 0;
    transition: opacity var(--t-mid);
}

.problem-card:hover {
    border-color: rgba(245,158,11,0.2);
    transform: translateY(-3px);
    box-shadow: var(--shadow-sm);
}

.problem-card:hover::before { opacity: 1; }

.problem-icon {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    display: block;
}

.problem-card h3 {
    font-size: 1.0625rem;
    margin-bottom: 0.625rem;
    color: var(--text-primary);
}

.problem-card p {
    font-size: 0.9rem;
    line-height: 1.65;
}

.problems-bridge {
    text-align: center;
    padding: 2.5rem;
    background: rgba(245,158,11,0.05);
    border: 1px solid rgba(245,158,11,0.15);
    border-radius: var(--radius-lg);
}

.problems-bridge p {
    font-size: 1.0625rem;
    max-width: 620px;
    margin: 0 auto 1.75rem;
    color: var(--text-muted);
    line-height: 1.75;
}

/* ── WHY ─────────────────────────────────────────────────────── */
.section--why {
    background: var(--bg-primary);
}

.why-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.why-left p {
    margin-bottom: 1rem;
    font-size: 1rem;
    line-height: 1.8;
}

.why-left .btn { margin-top: 1rem; }

.why-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.why-card {
    padding: 1.5rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: all var(--t-mid) var(--ease-out);
}

.why-card--featured {
    background: rgba(245,158,11,0.07);
    border-color: rgba(245,158,11,0.25);
    grid-column: span 2;
}

.why-card:hover {
    border-color: rgba(245,158,11,0.2);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.why-card-icon {
    margin-bottom: 1rem;
}

.why-card h4 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    color: var(--white);
}

.why-card p {
    font-size: 0.875rem;
    line-height: 1.65;
}

/* ── WHAT ─────────────────────────────────────────────────────── */
.section--what {
    background: var(--bg-alt);
}

.what-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 3rem;
    margin-bottom: 4rem;
}

.what-main h3,
.what-sidebar h3 {
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border);
    color: var(--white);
}

.what-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.what-list li {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.what-list-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
    margin-top: 0.1rem;
}

.what-list strong {
    display: block;
    font-size: 0.9375rem;
    margin-bottom: 0.375rem;
    color: var(--text-primary);
    font-weight: 500;
}

.what-list p {
    font-size: 0.875rem;
    line-height: 1.6;
    margin: 0;
}

.what-includes,
.what-optional {
    padding: 1.5rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.25rem;
}

.what-includes {
    background: rgba(245,158,11,0.06);
    border: 1px solid rgba(245,158,11,0.15);
}

.what-optional {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
}

.includes-list {
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}

.includes-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.625rem;
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.includes-list li span:first-child {
    color: var(--amber);
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 0.05rem;
}

.includes-list--optional li span:first-child {
    color: var(--slate-light);
}

/* Steps */
.steps-section {
    padding-top: 3rem;
    border-top: 1px solid var(--border);
}

.steps-title {
    font-size: 1.25rem;
    text-align: center;
    margin-bottom: 2.5rem;
}

.steps-grid {
    display: flex;
    align-items: flex-start;
    gap: 0;
}

.step {
    flex: 1;
    text-align: center;
    padding: 2rem 1.5rem;
}

.step-connector {
    flex-shrink: 0;
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--amber) 0%, transparent 100%);
    margin-top: 2.6rem;
    opacity: 0.4;
}

.step-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 800;
    color: transparent;
    -webkit-text-stroke: 1px rgba(245,158,11,0.3);
    line-height: 1;
    margin-bottom: 1rem;
    display: block;
}

.step h4 {
    font-size: 1.0625rem;
    margin-bottom: 0.75rem;
    color: var(--white);
}

.step p {
    font-size: 0.875rem;
    line-height: 1.65;
}

/* ── FIT ──────────────────────────────────────────────────────── */
.section--fit {
    background: var(--bg-primary);
    padding: calc(var(--section-pad) * 0.7) 0;
}

.fit-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.fit-col {
    padding: 2.5rem;
    border-radius: var(--radius-lg);
}

.fit-col--yes {
    background: rgba(16, 185, 129, 0.06);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.fit-col--no {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
}

.fit-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
}

.fit-col--yes .fit-icon {
    background: rgba(16, 185, 129, 0.15);
    color: #10B981;
}

.fit-col--no .fit-icon {
    background: rgba(239, 68, 68, 0.1);
    color: #EF4444;
}

.fit-col h3 {
    font-size: 1.0625rem;
    margin-bottom: 1.25rem;
    color: var(--text-primary);
}

.fit-col ul {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.fit-col ul li {
    font-size: 0.9rem;
    color: var(--text-muted);
    padding-left: 1.25rem;
    position: relative;
    line-height: 1.55;
}

.fit-col--yes ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #10B981;
    font-weight: 600;
}

.fit-col--no ul li::before {
    content: '✕';
    position: absolute;
    left: 0;
    color: #EF4444;
    font-size: 0.8rem;
}

/* ── PLANS ────────────────────────────────────────────────────── */
.section--plans {
    background: var(--bg-alt);
}

.plans-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    margin-bottom: 2rem;
    align-items: stretch;
}

.plan-card {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    transition: all var(--t-mid) var(--ease-out);
}

.plan-card:hover {
    border-color: rgba(245,158,11,0.2);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.plan-card--featured {
    background: linear-gradient(145deg, rgba(245,158,11,0.1) 0%, rgba(245,158,11,0.04) 100%);
    border-color: rgba(245,158,11,0.3);
    box-shadow: 0 0 40px rgba(245,158,11,0.1), var(--shadow-md);
}

.plan-card--featured:hover {
    border-color: rgba(245,158,11,0.5);
    box-shadow: 0 0 60px rgba(245,158,11,0.15), var(--shadow-lg);
}

.plan-ribbon {
    position: absolute;
    top: 1rem;
    right: -0.5rem;
    background: var(--amber);
    color: var(--midnight);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.25rem 1rem 0.25rem 0.875rem;
    border-radius: 4px 0 0 4px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.plan-header { margin-bottom: 1.5rem; }

.plan-badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--amber);
    margin-bottom: 1rem;
}

.plan-price {
    display: flex;
    align-items: baseline;
    gap: 0.25rem;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
}

.price-amount {
    font-family: var(--font-display);
    font-size: 3.25rem;
    font-weight: 800;
    color: var(--white);
    line-height: 1;
    letter-spacing: -0.03em;
}

.price-currency {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--amber);
    align-self: flex-start;
    margin-top: 0.5rem;
}

.price-period {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-weight: 400;
    align-self: flex-end;
    margin-bottom: 0.25rem;
}

.plan-tagline {
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--text-muted);
    margin: 0;
}

.plan-features {
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
    margin-bottom: 1.5rem;
    flex: 1;
}

.plan-features li {
    display: flex;
    gap: 0.625rem;
    align-items: flex-start;
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.plan-features li span:first-child {
    color: var(--amber);
    font-weight: 600;
    flex-shrink: 0;
    margin-top: 0.05rem;
}

.plan-optional {
    padding: 1rem;
    background: rgba(255,255,255,0.04);
    border-radius: var(--radius-sm);
    margin-bottom: 1.5rem;
    border-left: 2px solid var(--amber);
}

.plan-optional p {
    font-size: 0.875rem;
    color: var(--text-primary);
    margin: 0 0 0.25rem;
}

.plan-optional strong { color: var(--amber); }

.plan-optional-note {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.5;
    display: block;
}

.plan-optional--commission {
    border-left-color: #10B981;
}

.plan-footer { margin-top: auto; }

.plan-for {
    font-size: 0.8125rem;
    color: var(--text-muted);
    line-height: 1.5;
    margin-bottom: 1.25rem;
}

.plan-for strong { color: var(--text-primary); }

.plan-btn { width: 100%; justify-content: center; }

.plans-note {
    padding: 1.75rem 2rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    text-align: center;
}

.plans-note p {
    font-size: 0.9375rem;
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ── ABOUT ─────────────────────────────────────────────────────── */
.section--about {
    background: var(--bg-primary);
}

.about-grid {
    display: grid;
    grid-template-columns: 0.5fr 1fr;
    gap: 5rem;
    align-items: center;
}

.about-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.about-monogram {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--navy) 0%, var(--steel) 100%);
    border: 2px solid rgba(245,158,11,0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 60px rgba(245,158,11,0.1);
    position: relative;
}

.about-monogram::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 1px solid rgba(245,158,11,0.1);
}

.about-monogram span {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--amber);
    letter-spacing: 0.05em;
}

.about-badge-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    align-items: center;
}

.about-badge {
    display: inline-block;
    padding: 0.35rem 0.875rem;
    background: rgba(245,158,11,0.08);
    border: 1px solid rgba(245,158,11,0.2);
    border-radius: 100px;
    font-size: 0.8rem;
    color: var(--amber);
    white-space: nowrap;
}

.about-content p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

.about-quote {
    padding: 1.5rem 1.75rem;
    border-left: 3px solid var(--amber);
    background: rgba(245,158,11,0.04);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    margin: 1.75rem 0;
    font-style: italic;
    font-size: 1.0625rem;
    color: var(--text-primary);
    line-height: 1.65;
}

.about-quote cite {
    display: block;
    font-size: 0.875rem;
    font-style: normal;
    color: var(--amber);
    margin-top: 0.75rem;
    font-weight: 500;
}

/* ── TESTIMONIALS ──────────────────────────────────────────────── */
.section--testimonials {
    background: var(--bg-alt);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 1.5rem;
}

.testimonial-card {
    padding: 2rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: all var(--t-mid);
}

.testimonial-card--placeholder {
    border-style: dashed;
    opacity: 0.55;
}

.testimonial-stars {
    color: var(--amber);
    font-size: 1.125rem;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.testimonial-card blockquote {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--text-muted);
    font-style: italic;
    margin-bottom: 1.5rem;
    quotes: '\201C' '\201D';
}

.testimonial-card blockquote::before { content: open-quote; }
.testimonial-card blockquote::after { content: close-quote; }

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 0.875rem;
}

.testimonial-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--steel);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--text-muted);
    flex-shrink: 0;
    font-weight: 600;
}

.testimonial-author strong {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
}

.testimonial-author span {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

/* ── FAQ ───────────────────────────────────────────────────────── */
.section--faq {
    background: var(--bg-primary);
}

.faq-list {
    max-width: 760px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.faq-item {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color var(--t-mid);
}

.faq-item:has(.faq-question[aria-expanded="true"]) {
    border-color: rgba(245,158,11,0.2);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.25rem 1.5rem;
    text-align: left;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-primary);
    transition: color var(--t-fast);
    background: none;
    border: none;
    cursor: pointer;
}

.faq-question:hover { color: var(--amber); }

.faq-icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    position: relative;
    transition: transform var(--t-mid) var(--ease-out);
}

.faq-icon::before,
.faq-icon::after {
    content: '';
    position: absolute;
    background: currentColor;
    border-radius: 1px;
    transition: transform var(--t-mid), opacity var(--t-fast);
}

.faq-icon::before {
    width: 12px; height: 1.5px;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
}

.faq-icon::after {
    width: 1.5px; height: 12px;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
}

.faq-question[aria-expanded="true"] .faq-icon::after {
    transform: translate(-50%, -50%) rotate(90deg);
    opacity: 0;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s var(--ease-out), padding var(--t-mid);
    padding: 0 1.5rem;
}

.faq-answer.open {
    max-height: 400px;
    padding: 0 1.5rem 1.5rem;
}

.faq-answer p {
    font-size: 0.9rem;
    line-height: 1.75;
    color: var(--text-muted);
    border-top: 1px solid var(--border);
    padding-top: 1rem;
}

/* ── CTA FINAL ─────────────────────────────────────────────────── */
.section--cta-final {
    background: var(--bg-alt);
}

.cta-final-inner {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.cta-final-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1.25rem;
}

.cta-final-sub {
    font-size: 1.0625rem;
    line-height: 1.75;
    max-width: 580px;
    margin: 0 auto 3rem;
}

/* ── FORM ──────────────────────────────────────────────────────── */
.contact-form-wrap {
    text-align: left;
    padding: 2.5rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-group label span[aria-hidden] {
    color: var(--amber);
    margin-left: 0.125rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem 1rem;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border-mid);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.9375rem;
    transition: border-color var(--t-fast), box-shadow var(--t-fast), background var(--t-fast);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--grey-400);
    opacity: 0.6;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: rgba(245,158,11,0.4);
    background: rgba(255,255,255,0.07);
    box-shadow: 0 0 0 3px rgba(245,158,11,0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-radio-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.625rem;
}

.form-radio {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-mid);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--text-muted);
    transition: all var(--t-fast);
    user-select: none;
}

.form-radio:hover {
    border-color: rgba(245,158,11,0.3);
    color: var(--text-primary);
}

.form-radio input[type="radio"] { accent-color: var(--amber); }

.form-radio:has(input:checked) {
    border-color: rgba(245,158,11,0.5);
    background: rgba(245,158,11,0.08);
    color: var(--amber);
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.55;
    user-select: none;
}

.form-checkbox input[type="checkbox"] {
    accent-color: var(--amber);
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    margin-top: 0.15rem;
    cursor: pointer;
}

.form-checkbox a {
    color: var(--amber);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.form-group--privacy { margin-top: 0.25rem; }

.form-note {
    font-size: 0.8rem;
    color: var(--grey-400);
    text-align: center;
    margin-top: 0.5rem;
}

.form-success {
    padding: 2.5rem;
    text-align: center;
}

.form-success-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: rgba(16, 185, 129, 0.15);
    border-radius: 50%;
    font-size: 1.5rem;
    color: #10B981;
    margin-bottom: 1rem;
}

.form-success h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.form-success p { font-size: 1rem; }

.form-error-msg {
    padding: 1rem 1.25rem;
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
}

.form-error-msg p {
    font-size: 0.9rem;
    color: #FCA5A5;
    margin: 0;
}

.contact-alt {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding-top: 1.5rem;
    margin-top: 1.5rem;
    border-top: 1px solid var(--border);
    font-size: 0.875rem;
    color: var(--text-muted);
    flex-wrap: wrap;
    text-align: center;
}

.contact-email-link {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    color: var(--amber);
    font-weight: 500;
    transition: opacity var(--t-fast);
}

.contact-email-link:hover { opacity: 0.8; color: var(--amber); }

/* ── FOOTER ────────────────────────────────────────────────────── */
.site-footer {
    background: var(--midnight);
    border-top: 1px solid var(--border);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand { max-width: 340px; }

.footer-logo {
    margin-bottom: 1rem;
    display: inline-flex;
}

.footer-tagline {
    font-size: 0.9rem;
    line-height: 1.65;
    margin-bottom: 1.25rem;
    color: var(--text-muted);
}

.footer-author {
    font-size: 0.85rem;
    line-height: 1.6;
    color: var(--grey-400);
}

.footer-nav h4,
.footer-contact h4 {
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--grey-400);
    margin-bottom: 1rem;
}

.footer-nav ul,
.footer-contact ul {
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}

.footer-nav a,
.footer-contact a {
    font-size: 0.875rem;
    color: var(--text-muted);
    transition: color var(--t-fast);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-nav a:hover,
.footer-contact a:hover { color: var(--amber); }

.footer-bottom {
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.footer-bottom p {
    font-size: 0.8125rem;
    color: var(--grey-600);
}

.footer-bottom a { color: var(--grey-400); }
.footer-bottom a:hover { color: var(--amber); }

.footer-vat { font-size: 0.75rem !important; color: var(--slate) !important; }

/* ── WHATSAPP FAB ─────────────────────────────────────────────── */
.whatsapp-fab {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 900;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #25D366;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transition: all var(--t-mid) var(--ease-out);
}

.whatsapp-fab:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.5);
    color: inherit;
}

.whatsapp-tooltip {
    position: absolute;
    right: 64px;
    white-space: nowrap;
    background: var(--midnight);
    color: var(--white);
    font-size: 0.8125rem;
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-sm);
    opacity: 0;
    pointer-events: none;
    transform: translateX(8px);
    transition: all var(--t-mid);
}

.whatsapp-fab:hover .whatsapp-tooltip {
    opacity: 1;
    transform: translateX(0);
}

/* ── BACK TO TOP ─────────────────────────────────────────────── */
.back-to-top {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 890;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(13,27,42,0.9);
    border: 1px solid var(--border-mid);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--t-mid);
    backdrop-filter: blur(8px);
}

.back-to-top:hover {
    background: var(--amber);
    color: var(--midnight);
    border-color: var(--amber);
    transform: translateY(-3px);
}

/* ── RESPONSIVE ──────────────────────────────────────────────── */
@media (max-width: 1100px) {
    .why-grid { gap: 3rem; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-brand { grid-column: span 2; max-width: 100%; }
    .plans-grid { grid-template-columns: 1fr; max-width: 500px; margin-left: auto; margin-right: auto; }
}

@media (max-width: 900px) {
    .why-grid { grid-template-columns: 1fr; gap: 3rem; }
    .why-cards { grid-template-columns: 1fr 1fr; }
    .why-card--featured { grid-column: span 2; }
    .what-grid { grid-template-columns: 1fr; }
    .about-grid { grid-template-columns: 1fr; }
    .about-visual { flex-direction: row; align-items: center; }
    .fit-grid { grid-template-columns: 1fr; }
    .steps-grid { flex-direction: column; align-items: stretch; }
    .step-connector { width: 2px; height: 30px; margin: 0 auto; background: linear-gradient(to bottom, var(--amber), transparent); }
}

@media (max-width: 768px) {
    /* Nav mobile */
    .nav-toggle { display: flex; }
    .nav-menu {
        position: fixed;
        top: 0; left: 0; right: 0; bottom: 0;
        background: rgba(13,27,42,0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 0.5rem;
        opacity: 0;
        pointer-events: none;
        transition: opacity var(--t-mid);
        z-index: 999;
    }
    .nav-menu.open { opacity: 1; pointer-events: all; }
    .nav-link {
        font-size: 1.25rem;
        padding: 0.875rem 1.5rem;
    }
    .nav-cta { font-size: 1.125rem !important; }
    .nav-toggle { z-index: 1000; }

    /* Hero */
    .hero { min-height: 100svh; }
    .hero-proof { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
    .proof-divider { display: none; }

    /* Forms */
    .form-row { grid-template-columns: 1fr; }
    .contact-form-wrap { padding: 1.5rem; }

    /* Footer */
    .footer-grid { grid-template-columns: 1fr; }
    .footer-brand { grid-column: span 1; }

    /* Why cards */
    .why-cards { grid-template-columns: 1fr; }
    .why-card--featured { grid-column: span 1; }

    /* About */
    .about-visual { flex-direction: column; }

    /* Misc */
    .problems-grid { grid-template-columns: 1fr; }
    .testimonials-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; justify-content: center; }
    .form-radio-group { flex-direction: column; }
    .form-radio { width: 100%; }
    .about-badge-list { flex-direction: row; flex-wrap: wrap; justify-content: center; }
}

/* ── PRINT ────────────────────────────────────────────────────── */
@media print {
    .site-header, .hero-scroll, .whatsapp-fab, .back-to-top, .nav-toggle { display: none !important; }
    body { background: white; color: black; }
    .section { padding: 2rem 0; }
}

/* ── REDUCED MOTION ───────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    [data-aos] {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }
}

/* ── LANGUAGE SWITCHER ────────────────────────────────────────── */
.nav-lang-item { display: flex; align-items: center; }

.nav-lang-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.4rem 0.75rem;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-muted);
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border-mid);
    border-radius: 6px;
    letter-spacing: 0.04em;
    transition: all var(--t-fast);
    text-decoration: none;
}

.nav-lang-btn:hover {
    color: var(--amber);
    border-color: rgba(245,158,11,0.3);
    background: rgba(245,158,11,0.06);
}

.lang-flag { font-size: 0.9rem; line-height: 1; }

/* Footer language switch */
.footer-lang-switch { margin-top: 1.25rem; }

.footer-lang-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.875rem;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-muted);
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
    border-radius: 6px;
    transition: all var(--t-fast);
    text-decoration: none;
}

.footer-lang-btn:hover {
    color: var(--amber);
    border-color: rgba(245,158,11,0.25);
}

/* Mobile: language switcher in menu */
@media (max-width: 768px) {
    .nav-lang-item { justify-content: center; }
    .nav-lang-btn { font-size: 1rem; padding: 0.625rem 1.5rem; }
}