/* ============================================================
   Ricardo Fitness — Personal Trainer
   ============================================================ */

:root {
    --primary: #ff5722;
    --primary-hover: #e64a19;
    --primary-soft: rgba(255, 87, 34, 0.1);
    --secondary: #ffc107;
    --whatsapp: #25D366;

    --bg: #ffffff;
    --bg-alt: #f7f7f7;
    --bg-dark: #0d0d0d;
    --bg-dark-alt: #1a1a1a;
    --bg-dark-card: #222222;

    --text: #1a1a1a;
    --text-dim: #6b6b6b;
    --text-bright: #ffffff;
    --text-light: #b8b8b8;

    --border: #e5e5e5;
    --border-strong: #cccccc;
    --border-dark: #2e2e2e;

    --font-display: 'Bebas Neue', sans-serif;
    --font-body: 'Inter', -apple-system, sans-serif;

    --radius: 8px;
    --radius-lg: 16px;

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.15);
    --shadow-primary: 0 8px 30px rgba(255, 87, 34, 0.35);

    --t: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.6;
    color: var(--text);
    background: var(--bg);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--t); }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 400;
    line-height: 1;
    letter-spacing: 0.01em;
}
h1 { font-size: clamp(2.5rem, 6vw, 5rem); }
h2 { font-size: clamp(2rem, 4.5vw, 3.5rem); margin-bottom: 1rem; }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); }

.container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ---------- Top bar ---------- */
.top-bar {
    background: var(--primary);
    color: #fff;
    padding: 10px 0;
    font-size: 13px;
    font-weight: 500;
    text-align: center;
}
.top-bar strong { color: #fff; }

/* ---------- Header ---------- */
.header {
    position: sticky;
    top: 0;
    background: rgba(13, 13, 13, 0.98);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-dark);
    z-index: 100;
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    padding: 16px 24px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}
.logo-mark {
    width: 44px;
    height: 44px;
    background: var(--primary);
    color: #fff;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 1px;
}
.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1;
}
.logo-text strong {
    font-family: var(--font-display);
    font-size: 22px;
    color: #fff;
    letter-spacing: 1.5px;
}
.logo-text em {
    font-family: var(--font-display);
    font-style: normal;
    font-size: 22px;
    color: var(--primary);
    letter-spacing: 1.5px;
}

.nav {
    display: flex;
    gap: 32px;
    font-size: 14px;
    font-weight: 500;
}
.nav a {
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    padding: 4px 0;
}
.nav a:hover { color: var(--primary); }
.nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width var(--t);
}
.nav a:hover::after { width: 100%; }

.menu-toggle {
    display: none;
    color: #fff;
    padding: 8px;
}

/* ---------- Botões ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    border-radius: var(--radius);
    transition: all var(--t);
    white-space: nowrap;
    border: 2px solid transparent;
}
.btn-primary {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}
.btn-primary:hover {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-primary);
}
.btn-ghost {
    background: transparent;
    color: #fff;
    border-color: rgba(255, 255, 255, 0.3);
}
.btn-ghost:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-soft);
}
.btn-block { width: 100%; }
.btn-lg { padding: 18px 36px; font-size: 15px; }

/* ---------- Hero ---------- */
.hero {
    background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-dark-alt) 100%);
    color: #fff;
    padding: 80px 0 100px;
    position: relative;
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: -10%;
    width: 60%;
    height: 100%;
    background: radial-gradient(circle, rgba(255, 87, 34, 0.15) 0%, transparent 60%);
    pointer-events: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 87, 34, 0.15);
    color: var(--primary);
    font-size: 12px;
    font-weight: 700;
    padding: 8px 16px;
    border-radius: 100px;
    margin-bottom: 24px;
    letter-spacing: 2px;
    text-transform: uppercase;
}
.pulse {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    position: relative;
}
.pulse::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: var(--primary);
    animation: pulse 1.5s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.7; }
    50% { transform: scale(2); opacity: 0; }
}

.hero-title {
    color: #fff;
    margin-bottom: 24px;
    line-height: 0.95;
}
.hero-title em {
    font-style: normal;
    color: var(--primary);
    -webkit-text-stroke: 2px var(--primary);
    color: transparent;
}
.hero-desc {
    font-size: 1.05rem;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 32px;
    max-width: 520px;
}
.hero-actions {
    display: flex;
    gap: 12px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 50px;
    padding-top: 32px;
    border-top: 1px solid var(--border-dark);
    flex-wrap: wrap;
}
.stat strong {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 6px;
}
.stat span {
    font-size: 12px;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    line-height: 1.4;
}

/* ---------- Hero image ---------- */
.hero-image {
    position: relative;
}
.hero-image img {
    width: 100%;
    aspect-ratio: 4 / 5;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    filter: contrast(1.1) saturate(1.1);
}
.hero-badge {
    position: absolute;
    bottom: 24px;
    left: -24px;
    background: var(--secondary);
    color: var(--bg-dark);
    padding: 12px 20px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    box-shadow: var(--shadow);
    animation: float 3s ease-in-out infinite;
}
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

/* ---------- Sections ---------- */
.section { padding: 100px 0; }
.section-dark { background: var(--bg-dark); color: var(--text-light); }

.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 60px;
}
.section-header .eyebrow {
    display: inline-block;
    font-size: 12px;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--primary);
    font-weight: 700;
    margin-bottom: 12px;
}
.section-header h2 { color: inherit; }
.section-dark .section-header h2 { color: #fff; }
.section-header h2 em {
    font-style: normal;
    color: var(--primary);
}
.section-header p {
    color: var(--text-dim);
    font-size: 1.05rem;
    margin-top: 12px;
}
.section-dark .section-header p { color: var(--text-light); }

/* ---------- Sobre ---------- */
.sobre-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 80px;
    align-items: center;
}

.sobre-text .eyebrow {
    display: inline-block;
    font-size: 12px;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--primary);
    font-weight: 700;
    margin-bottom: 14px;
}
.sobre-text h2 {
    color: var(--text);
    margin-bottom: 24px;
    line-height: 0.95;
}
.sobre-text h2 em {
    font-style: normal;
    color: var(--primary);
}
.sobre-text p {
    color: var(--text-dim);
    margin-bottom: 18px;
    font-size: 1.02rem;
}
.sobre-text strong { color: var(--text); }

.sobre-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin: 32px 0;
}
.sobre-feature {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}
.feature-icon {
    width: 32px;
    height: 32px;
    background: var(--primary-soft);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.sobre-feature strong {
    display: block;
    font-size: 14px;
    margin-bottom: 2px;
    color: var(--text);
}
.sobre-feature span {
    font-size: 13px;
    color: var(--text-dim);
    line-height: 1.5;
}

.sobre-image { position: relative; }
.sobre-image img {
    width: 100%;
    aspect-ratio: 4 / 5;
    object-fit: cover;
    border-radius: var(--radius-lg);
    filter: contrast(1.05);
}
.sobre-badge {
    position: absolute;
    bottom: -24px;
    right: -24px;
    background: var(--primary);
    color: #fff;
    padding: 24px 28px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    text-align: center;
}
.sobre-badge strong {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    line-height: 1;
    margin-bottom: 4px;
}
.sobre-badge span {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 600;
}

/* ---------- Resultados ---------- */
.resultados-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.resultado-card {
    background: var(--bg-dark-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--t);
    border: 1px solid var(--border-dark);
}
.resultado-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary);
    box-shadow: 0 20px 50px rgba(255, 87, 34, 0.15);
}

.resultado-images {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px;
    background: #000;
}
.resultado-image {
    aspect-ratio: 4 / 5;
    background-size: cover;
    background-position: center;
    position: relative;
}
.resultado-image:last-child {
    filter: contrast(1.1) saturate(1.2);
}
.resultado-label {
    position: absolute;
    top: 10px;
    left: 10px;
    background: rgba(0, 0, 0, 0.7);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 4px 10px;
    border-radius: 100px;
    backdrop-filter: blur(6px);
}
.resultado-label-after {
    background: var(--primary);
    left: auto;
    right: 10px;
}
.resultado-info {
    padding: 24px 22px;
    text-align: center;
}
.resultado-info strong {
    display: block;
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: #fff;
    letter-spacing: 1px;
    margin-bottom: 6px;
}
.resultado-info p {
    font-size: 14px;
    color: var(--text-light);
}
.resultado-info em {
    color: var(--primary);
    font-style: normal;
    font-weight: 700;
}

/* ---------- Planos ---------- */
.planos { background: var(--bg-alt); }

.planos-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    align-items: stretch;
}

.plano {
    background: #fff;
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px 32px 36px;
    display: flex;
    flex-direction: column;
    transition: all var(--t);
    position: relative;
}
.plano:hover {
    transform: translateY(-6px);
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
}
.plano-destaque {
    border-color: var(--primary);
    background: linear-gradient(180deg, #fff 0%, #fff5f0 100%);
    transform: scale(1.03);
    box-shadow: var(--shadow);
}
.plano-destaque:hover { transform: scale(1.03) translateY(-6px); }

.plano-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    padding: 6px 18px;
    border-radius: 100px;
    white-space: nowrap;
}

.plano-header h3 {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--text);
    letter-spacing: 1.5px;
    margin-bottom: 4px;
}
.plano-header p {
    font-size: 13px;
    color: var(--text-dim);
    margin-bottom: 24px;
}

.plano-price {
    display: flex;
    align-items: baseline;
    gap: 6px;
    padding: 24px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    margin-bottom: 24px;
}
.plano-price span {
    font-size: 1rem;
    color: var(--text-dim);
    font-weight: 600;
}
.plano-price strong {
    font-family: var(--font-display);
    font-size: 3rem;
    color: var(--text);
    line-height: 1;
    letter-spacing: 1px;
}
.plano-price em {
    font-style: normal;
    font-size: 14px;
    color: var(--text-dim);
    margin-left: auto;
}

.plano-features {
    list-style: none;
    display: grid;
    gap: 14px;
    margin-bottom: 32px;
    flex-grow: 1;
}
.plano-features li {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    font-size: 14px;
    color: var(--text);
}
.plano-features svg {
    color: var(--primary);
    flex-shrink: 0;
    margin-top: 2px;
}
.plano-features li.no {
    color: var(--text-dim);
    opacity: 0.6;
}
.plano-features li.no svg { color: #ccc; }

/* ---------- Calculadora ---------- */
.calculadora-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.calculadora-text .eyebrow {
    display: inline-block;
    font-size: 12px;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--primary);
    font-weight: 700;
    margin-bottom: 14px;
}
.calculadora-text h2 {
    color: #fff;
    margin-bottom: 20px;
    line-height: 0.95;
}
.calculadora-text h2 em {
    font-style: normal;
    color: var(--primary);
}
.calculadora-text p {
    color: var(--text-light);
    margin-bottom: 16px;
    font-size: 1.02rem;
    line-height: 1.7;
}
.calculadora-info {
    background: rgba(255, 87, 34, 0.1);
    border-left: 3px solid var(--primary);
    padding: 14px 18px;
    border-radius: 0 var(--radius) var(--radius) 0;
    font-size: 14px !important;
    color: #fff !important;
}
.calculadora-info strong { color: var(--primary); }
.calculadora-aviso {
    font-size: 13px !important;
    color: var(--text-light) !important;
    font-style: italic;
}

.calculadora-form {
    background: var(--bg-dark-card);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-lg);
    padding: 40px 36px;
}

.form-field { margin-bottom: 20px; }
.form-field label {
    display: block;
    font-size: 12.5px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--text-light);
    margin-bottom: 8px;
}
.form-field input {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg-dark);
    border: 2px solid var(--border-dark);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 16px;
    color: #fff;
    transition: all var(--t);
}
.form-field input:focus {
    outline: none;
    border-color: var(--primary);
    background: #0a0a0a;
}
.form-field input::placeholder { color: #666; }

.calculadora-resultado {
    margin-top: 28px;
    padding: 24px;
    background: var(--primary);
    border-radius: var(--radius);
    text-align: center;
    animation: fadeIn 0.4s ease;
}
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}
.resultado-numero {
    font-family: var(--font-display);
    font-size: 4rem;
    color: #fff;
    line-height: 1;
    margin-bottom: 8px;
}
.resultado-label {
    font-size: 14px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 8px;
}
.resultado-desc {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.5;
}

/* ---------- Depoimentos ---------- */
.depoimentos-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.depoimento {
    background: var(--bg-alt);
    border-radius: var(--radius-lg);
    padding: 36px 30px;
    transition: all var(--t);
    border: 2px solid transparent;
}
.depoimento:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}
.depoimento .stars {
    color: var(--secondary);
    font-size: 20px;
    letter-spacing: 4px;
    margin-bottom: 18px;
}
.depoimento p {
    font-size: 15.5px;
    line-height: 1.7;
    margin-bottom: 20px;
    font-style: italic;
    color: var(--text);
}
.depoimento strong {
    font-family: var(--font-display);
    font-size: 1.2rem;
    color: var(--primary);
    letter-spacing: 1px;
}

/* ---------- CTA Final ---------- */
.cta-final {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
    color: #fff;
    text-align: center;
    padding: 100px 0;
}
.cta-inner {
    max-width: 720px;
    margin: 0 auto;
}
.cta-final .eyebrow {
    display: inline-block;
    font-size: 12px;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.85);
    font-weight: 700;
    margin-bottom: 16px;
}
.cta-final h2 {
    color: #fff;
    margin-bottom: 20px;
    line-height: 0.95;
}
.cta-final h2 em {
    font-style: normal;
    color: var(--secondary);
}
.cta-final p {
    font-size: 1.1rem;
    margin-bottom: 32px;
    color: rgba(255, 255, 255, 0.9);
}
.cta-actions {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
}
.cta-final .btn-ghost {
    color: #fff;
    border-color: rgba(255, 255, 255, 0.5);
}
.cta-final .btn-ghost:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: #fff;
    color: #fff;
}

/* ---------- Footer ---------- */
.footer {
    background: var(--bg-dark);
    color: var(--text-light);
    padding: 70px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 50px;
    padding-bottom: 50px;
    border-bottom: 1px solid var(--border-dark);
}
.footer-desc {
    margin-top: 20px;
    font-size: 14px;
    line-height: 1.7;
    max-width: 320px;
}
.footer h4 {
    font-family: var(--font-body);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 20px;
}
.footer ul { list-style: none; }
.footer li {
    padding: 5px 0;
    font-size: 14px;
}
.footer a:hover { color: var(--primary); }
.logo-footer .logo-mark { background: var(--primary); }
.logo-footer .logo-text strong { color: #fff; }
.footer-bottom {
    padding: 24px 0;
    font-size: 13px;
}
.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}
.footer-bottom a { color: var(--primary); }

/* ---------- WhatsApp float ---------- */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--whatsapp);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.4);
    z-index: 90;
    transition: all var(--t);
}
.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 40px rgba(37, 211, 102, 0.6);
}

/* ---------- Demo banner ---------- */
.demo-banner {
    position: fixed;
    bottom: 24px;
    left: 24px;
    background: var(--bg-dark);
    color: #fff;
    padding: 12px 20px;
    border-radius: 100px;
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 14px;
    box-shadow: var(--shadow);
    z-index: 90;
}
.demo-banner a {
    color: var(--primary);
    font-weight: 700;
}
.demo-banner a:hover { color: #fff; }

/* ---------- Responsivo ---------- */
@media (max-width: 991px) {
    .nav { display: none; }
    .menu-toggle { display: flex; }
    .header-actions { display: none; }

    .hero-grid { grid-template-columns: 1fr; gap: 50px; }
    .hero-image { max-width: 400px; margin: 0 auto; }
    .hero-badge { left: 10px; }

    .sobre-grid { grid-template-columns: 1fr; gap: 60px; }
    .sobre-badge { bottom: -20px; right: 20px; padding: 20px 22px; }
    .sobre-badge strong { font-size: 2rem; }

    .resultados-grid { grid-template-columns: 1fr 1fr; }
    .planos-grid { grid-template-columns: 1fr; }
    .plano-destaque { transform: none; }
    .plano-destaque:hover { transform: translateY(-6px); }

    .calculadora-grid { grid-template-columns: 1fr; gap: 50px; }
    .depoimentos-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
}

@media (max-width: 575px) {
    .container { padding: 0 18px; }
    .section { padding: 60px 0; }
    .hero { padding: 50px 0 60px; }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; }
    .hero-stats { gap: 24px; }
    .stat strong { font-size: 2rem; }

    .sobre-features { grid-template-columns: 1fr; }

    .resultados-grid { grid-template-columns: 1fr; }
    .calculadora-form { padding: 32px 24px; }
    .resultado-numero { font-size: 3rem; }

    .cta-actions { flex-direction: column; }
    .cta-actions .btn { width: 100%; }

    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom-inner { flex-direction: column; text-align: center; }

    .demo-banner { bottom: 12px; left: 12px; right: 90px; font-size: 11px; }
    .whatsapp-float { bottom: 12px; right: 12px; width: 52px; height: 52px; }
}