/* ==========================================================================
   Clínica Murad — Design System
   Aesthetic: refined minimalism, editorial, medical institutional
   ========================================================================== */

:root {
    /* Color palette — neutral, warm off-whites with deep teal accent */
    --color-bg: #fafaf7;
    --color-bg-warm: #f4f1ec;
    --color-paper: #ffffff;
    --color-ink: #1a1d1f;
    --color-ink-soft: #4a4f53;
    --color-ink-muted: #8a8f93;
    --color-line: #e6e3dd;
    --color-line-soft: #efece6;
    
    /* Brand accent — Clínica Murad corporate blue (do logotipo) */
    --color-accent: #1d6bb7;
    --color-accent-deep: #0e3960;
    --color-accent-soft: #b8d4ea;
    --color-accent-tint: #e8f0f8;
    --color-accent-rgb: 29, 107, 183;
    
    /* Subtle warm gold for editorial feel */
    --color-gold: #b8956a;
    
    /* Typography */
    --font-display: 'Fraunces', Georgia, serif;
    --font-body: 'Inter Tight', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Sizing */
    --container-max: 1280px;
    --container-pad: clamp(1.25rem, 4vw, 3rem);
    
    /* Easing */
    --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   Reset & Base
   ========================================================================== */

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
    font-family: var(--font-body);
    background: var(--color-bg);
    color: var(--color-ink);
    line-height: 1.55;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

a { color: inherit; text-decoration: none; }

button { font-family: inherit; cursor: pointer; border: none; background: none; }

ul { list-style: none; }

::selection { background: var(--color-accent); color: var(--color-bg); }

/* ==========================================================================
   Typography
   ========================================================================== */

.section-title {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: clamp(2rem, 5vw, 3.75rem);
    line-height: 1.05;
    letter-spacing: -0.02em;
    color: var(--color-ink);
}

.section-title em {
    font-style: italic;
    font-weight: 300;
    color: var(--color-accent);
}

.section-title.light { color: var(--color-bg); }
.section-title.light em { color: var(--color-gold); }

.eyebrow-dot,
.section-num,
.section-label,
.contato-label,
.hours-label,
.medico-spec,
.cta-pulse {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

/* ==========================================================================
   Layout
   ========================================================================== */

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-pad);
}

.section-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 3rem;
    color: var(--color-ink-muted);
}

.section-header.light { color: rgba(255, 255, 255, 0.6); }

.section-num {
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 300;
    font-size: 1rem;
    color: var(--color-accent);
}

.section-header.light .section-num { color: var(--color-gold); }

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.875rem 1.5rem;
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    border-radius: 999px;
    transition: all 0.3s var(--ease);
    cursor: pointer;
    white-space: nowrap;
}

.btn svg { transition: transform 0.3s var(--ease); }
.btn:hover svg { transform: translateX(3px); }

.btn-primary {
    background: var(--color-accent);
    color: var(--color-bg);
}
.btn-primary:hover { background: var(--color-accent-deep); transform: translateY(-1px); }

.btn-ghost {
    color: var(--color-ink);
    border: 1px solid var(--color-line);
}
.btn-ghost:hover { background: var(--color-ink); color: var(--color-bg); border-color: var(--color-ink); }

.btn-outline {
    color: var(--color-accent);
    border: 1px solid var(--color-accent);
}
.btn-outline:hover { background: var(--color-accent); color: var(--color-bg); }

.btn-large {
    padding: 1.125rem 2rem;
    font-size: 0.95rem;
    width: 100%;
    justify-content: center;
}

/* ==========================================================================
   Navigation
   ========================================================================== */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 1.25rem var(--container-pad);
    background: rgba(250, 250, 247, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    transition: all 0.3s var(--ease);
}

.nav.scrolled {
    border-bottom-color: var(--color-line);
}

.nav-inner {
    max-width: var(--container-max);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.nav-logo, .footer-logo {
    display: flex;
    align-items: center;
    gap: 0.625rem;
}

.logo-mark {
    width: 38px;
    height: 38px;
    flex-shrink: 0;
    display: block;
}

.logo-mark svg {
    width: 100%;
    height: 100%;
    display: block;
}

.logo-emblem-bg {
    fill: var(--color-accent);
}

.logo-emblem-wave {
    fill: none;
    stroke: #ffffff;
    stroke-width: 4;
    stroke-linecap: round;
}

.logo-text {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 1.125rem;
    letter-spacing: -0.01em;
    color: var(--color-ink);
}

.nav-links {
    display: flex;
    gap: 2rem;
    margin-left: auto;
    margin-right: 2rem;
}

.nav-links a {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-ink-soft);
    transition: color 0.2s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--color-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s var(--ease);
}

.nav-links a:hover { color: var(--color-ink); }
.nav-links a:hover::after { transform: scaleX(1); }

.nav-cta {
    padding: 0.625rem 1.25rem;
    background: var(--color-ink);
    color: var(--color-bg);
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 999px;
    transition: all 0.3s var(--ease);
}

.nav-cta:hover { background: var(--color-accent); }

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 22px;
    height: 1.5px;
    background: var(--color-ink);
    transition: all 0.3s ease;
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
    position: relative;
    padding: 9rem var(--container-pad) 0;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: -20%;
    width: 60%;
    height: 80%;
    background: radial-gradient(circle, var(--color-accent-tint) 0%, transparent 70%);
    opacity: 0.6;
    pointer-events: none;
}

.hero-grid {
    max-width: var(--container-max);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
    align-items: center;
    min-height: 80vh;
    position: relative;
}

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    color: var(--color-ink-muted);
    margin-bottom: 2rem;
    opacity: 0;
    animation: fadeUp 0.8s var(--ease-out) 0.2s forwards;
}

.eyebrow-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-accent);
    position: relative;
}

.eyebrow-dot::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 1px solid var(--color-accent);
    opacity: 0.4;
    animation: pulse 2s ease-out infinite;
}

.hero-title {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: clamp(2.5rem, 6.5vw, 5.25rem);
    line-height: 1.0;
    letter-spacing: -0.03em;
    color: var(--color-ink);
    margin-bottom: 2rem;
    opacity: 0;
    animation: fadeUp 1s var(--ease-out) 0.3s forwards;
}

.hero-title em {
    font-style: italic;
    font-weight: 300;
    color: var(--color-accent);
}

.hero-lead {
    font-size: clamp(1rem, 1.5vw, 1.125rem);
    color: var(--color-ink-soft);
    max-width: 32rem;
    margin-bottom: 2.5rem;
    line-height: 1.6;
    opacity: 0;
    animation: fadeUp 1s var(--ease-out) 0.5s forwards;
}

.hero-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeUp 1s var(--ease-out) 0.7s forwards;
}

/* Hero visual */
.hero-visual {
    position: relative;
    opacity: 0;
    animation: fadeIn 1.2s var(--ease-out) 0.5s forwards;
}

.hero-card {
    background: var(--color-paper);
    border-radius: 24px;
    padding: 2rem;
    box-shadow:
        0 1px 2px rgba(0, 0, 0, 0.04),
        0 20px 40px -20px rgba(29, 107, 183, 0.15);
    border: 1px solid var(--color-line-soft);
    position: relative;
    overflow: hidden;
}

.hero-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-accent-soft), transparent);
}

.ecg-container {
    height: 140px;
    margin: -1rem -1rem 1.5rem;
    background: linear-gradient(180deg, transparent, rgba(232, 240, 248, 0.3));
    border-bottom: 1px solid var(--color-line-soft);
    position: relative;
    overflow: hidden;
}

.ecg-svg {
    width: 100%;
    height: 100%;
}

.ecg-path {
    stroke-dasharray: 2000;
    stroke-dashoffset: 2000;
    animation: drawEcg 4s linear infinite;
}

.hero-card-content {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto 1fr;
    gap: 1rem;
    align-items: center;
    padding-top: 0.5rem;
}

.card-stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 300;
    font-size: 2.5rem;
    line-height: 1;
    color: var(--color-accent);
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.stat-label {
    display: block;
    font-size: 0.7rem;
    color: var(--color-ink-muted);
    line-height: 1.4;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.card-divider {
    width: 1px;
    height: 30px;
    background: var(--color-line);
}

.floating-badge {
    position: absolute;
    bottom: -1rem;
    left: -1rem;
    background: var(--color-ink);
    color: var(--color-bg);
    padding: 0.75rem 1.25rem;
    border-radius: 999px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    font-weight: 500;
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.3);
    animation: floatBadge 4s ease-in-out infinite;
}

.floating-badge svg { color: var(--color-gold); }

/* Marquee */
.hero-marquee {
    margin-top: 6rem;
    border-top: 1px solid var(--color-line);
    border-bottom: 1px solid var(--color-line);
    overflow: hidden;
    padding: 1.25rem 0;
    background: var(--color-bg);
    margin-left: calc(-1 * var(--container-pad));
    margin-right: calc(-1 * var(--container-pad));
}

.marquee-track {
    display: flex;
    gap: 2.5rem;
    white-space: nowrap;
    animation: marquee 40s linear infinite;
    font-family: var(--font-display);
    font-style: italic;
    font-size: 1.5rem;
    color: var(--color-ink-soft);
}

.marquee-track span {
    flex-shrink: 0;
}

.marquee-track span:nth-child(odd):not(:nth-child(even)) {
    color: var(--color-accent);
}

.marquee-track span:nth-of-type(even) {
    color: var(--color-ink-muted);
    font-style: normal;
    font-family: var(--font-body);
}

/* ==========================================================================
   Sobre
   ========================================================================== */

.sobre {
    padding: 8rem 0;
}

.sobre-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: start;
}

.lead-paragraph {
    font-family: var(--font-display);
    font-weight: 300;
    font-size: 1.5rem;
    line-height: 1.4;
    color: var(--color-ink);
    margin-bottom: 2rem;
    letter-spacing: -0.01em;
}

.sobre-body p:not(.lead-paragraph) {
    color: var(--color-ink-soft);
    margin-bottom: 1.25rem;
    line-height: 1.7;
}

.sobre-pillars {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 3rem;
    padding-top: 3rem;
    border-top: 1px solid var(--color-line);
}

.pillar-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--color-accent-tint);
    color: var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.pillar h4 {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    color: var(--color-ink);
}

.pillar p {
    font-size: 0.875rem;
    color: var(--color-ink-muted);
    line-height: 1.5;
}

/* ==========================================================================
   Serviços
   ========================================================================== */

.servicos {
    padding: 8rem 0;
    background: var(--color-bg-warm);
    border-top: 1px solid var(--color-line);
    border-bottom: 1px solid var(--color-line);
}

.servicos-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    margin-top: 4rem;
    background: var(--color-line);
    border: 1px solid var(--color-line);
    border-radius: 16px;
    overflow: hidden;
}

.servico-card {
    background: var(--color-bg-warm);
    padding: 2.5rem 2rem;
    transition: all 0.4s var(--ease);
    position: relative;
    cursor: default;
    min-height: 300px;
    display: flex;
    flex-direction: column;
}

.servico-card:hover {
    background: var(--color-paper);
    transform: translateY(-2px);
}

.card-number {
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 300;
    font-size: 0.875rem;
    color: var(--color-ink-muted);
    margin-bottom: 1.5rem;
    letter-spacing: 0.05em;
}

.card-icon {
    color: var(--color-accent);
    margin-bottom: 1.5rem;
    transition: transform 0.4s var(--ease);
}

.servico-card:hover .card-icon {
    transform: scale(1.1) rotate(-3deg);
}

.servico-card h3 {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 1.5rem;
    line-height: 1.2;
    color: var(--color-ink);
    margin-bottom: 0.875rem;
    letter-spacing: -0.01em;
}

.servico-card p {
    color: var(--color-ink-soft);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ==========================================================================
   Equipe
   ========================================================================== */

.equipe {
    padding: 8rem 0;
}

.equipe-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-top: 4rem;
}

.medico-card {
    cursor: default;
}

.medico-photo {
    aspect-ratio: 3/4;
    border-radius: 16px;
    overflow: hidden;
    margin-bottom: 1.25rem;
    position: relative;
    background: linear-gradient(135deg, var(--color-accent-tint) 0%, var(--color-accent-soft) 100%);
}

.medico-photo img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 20%;
    transition: transform 0.6s var(--ease);
}

.medico-card:hover .medico-photo img {
    transform: scale(1.04);
}

.photo-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 300;
    font-size: 4.5rem;
    color: var(--color-accent);
    letter-spacing: -0.05em;
    opacity: 0.5;
    transition: all 0.5s var(--ease);
}

.photo-placeholder::before {
    content: attr(data-initials);
}

.photo-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(29, 107, 183, 0.4));
    opacity: 0;
    transition: opacity 0.4s ease;
}

.medico-card:hover .photo-overlay { opacity: 1; }
.medico-card:hover .photo-placeholder { opacity: 0.7; transform: scale(1.05); }

.medico-info h3 {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 1.25rem;
    color: var(--color-ink);
    margin-bottom: 0.375rem;
    letter-spacing: -0.01em;
}

.medico-spec {
    color: var(--color-accent);
    font-size: 0.7rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.375rem;
    align-items: center;
}

.medico-spec .dot { color: var(--color-ink-muted); }

/* ==========================================================================
   Exames
   ========================================================================== */

.exames {
    padding: 8rem 0;
    background: var(--color-bg-warm);
    border-top: 1px solid var(--color-line);
    border-bottom: 1px solid var(--color-line);
}

.exames-header {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    align-items: end;
    margin-bottom: 4rem;
}

.exames-lead {
    font-size: 1.0625rem;
    color: var(--color-ink-soft);
    line-height: 1.6;
}

.exames-list {
    border-top: 1px solid var(--color-line);
}

.exame-item {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 2rem;
    align-items: center;
    padding: 2rem 0;
    border-bottom: 1px solid var(--color-line);
    transition: padding 0.3s var(--ease);
    cursor: default;
}

.exame-item:hover {
    padding-left: 1rem;
}

.exame-num {
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 300;
    font-size: 1.5rem;
    color: var(--color-accent);
    min-width: 3rem;
}

.exame-content h4 {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 1.5rem;
    line-height: 1.2;
    color: var(--color-ink);
    margin-bottom: 0.5rem;
    letter-spacing: -0.01em;
}

.exame-content p {
    color: var(--color-ink-soft);
    font-size: 0.95rem;
    line-height: 1.5;
    max-width: 50ch;
}

.exame-arrow {
    color: var(--color-ink-muted);
    transition: all 0.3s var(--ease);
}

.exame-item:hover .exame-arrow {
    color: var(--color-accent);
    transform: translate(4px, -4px);
}

/* ==========================================================================
   Convênios
   ========================================================================== */

.convenios {
    padding: 8rem 0;
}

.convenios-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 5rem;
    align-items: center;
}

.convenios-text p {
    color: var(--color-ink-soft);
    margin: 1.5rem 0 2rem;
    font-size: 1.0625rem;
    line-height: 1.6;
    max-width: 28rem;
}

.convenios-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.convenio-tag {
    padding: 0.875rem 1.5rem;
    background: var(--color-paper);
    border: 1px solid var(--color-line);
    border-radius: 999px;
    font-size: 0.9375rem;
    color: var(--color-ink);
    transition: all 0.3s var(--ease);
}

.convenio-tag:hover {
    background: var(--color-accent);
    color: var(--color-bg);
    border-color: var(--color-accent);
    transform: translateY(-2px);
}

/* ==========================================================================
   Contato
   ========================================================================== */

.contato {
    padding: 8rem 0;
    background: var(--color-accent-deep);
    color: var(--color-bg);
    position: relative;
    overflow: hidden;
}

.contato::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -10%;
    width: 70%;
    height: 100%;
    background: radial-gradient(circle, rgba(184, 149, 106, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.contato-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 5rem;
    align-items: start;
    position: relative;
}

.contato-lead {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.75);
    margin: 1.5rem 0 3rem;
    line-height: 1.6;
    max-width: 30rem;
}

.contato-blocks {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem 3rem;
}

.contato-label {
    color: var(--color-gold);
    margin-bottom: 0.75rem;
    display: block;
}

.contato-block p {
    color: var(--color-bg);
    line-height: 1.6;
    font-size: 1rem;
}

.contato-block a {
    transition: color 0.2s ease;
    border-bottom: 1px solid transparent;
}

.contato-block a:hover {
    border-bottom-color: var(--color-gold);
    color: var(--color-gold);
}

/* CTA Card */
.cta-card {
    background: var(--color-paper);
    color: var(--color-ink);
    padding: 2.5rem;
    border-radius: 24px;
    box-shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
}

.cta-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-gold));
}

.cta-pulse {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 0.875rem;
    background: rgba(29, 107, 183, 0.08);
    color: var(--color-accent);
    border-radius: 999px;
    margin-bottom: 1.5rem;
}

.pulse-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #22c55e;
    position: relative;
}

.pulse-dot::after {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: 50%;
    background: #22c55e;
    opacity: 0.4;
    animation: pulse 1.8s ease-out infinite;
}

.cta-card h3 {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 1.75rem;
    margin-bottom: 0.75rem;
    line-height: 1.2;
    letter-spacing: -0.01em;
}

.cta-card > p {
    color: var(--color-ink-soft);
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.cta-card .btn {
    background: #25D366;
    color: white;
}

.cta-card .btn:hover { background: #1eb955; }

.cta-divider {
    height: 1px;
    background: var(--color-line);
    margin: 1.75rem 0;
}

.cta-hours {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.hours-label {
    color: var(--color-ink-muted);
}

.cta-hours p {
    font-size: 0.95rem;
    color: var(--color-ink);
    line-height: 1.5;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
    padding: 3rem 0 2rem;
    background: var(--color-bg);
    border-top: 1px solid var(--color-line);
}

.footer-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--color-line);
}

.footer-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-nav a {
    font-size: 0.875rem;
    color: var(--color-ink-soft);
    transition: color 0.2s ease;
}

.footer-nav a:hover { color: var(--color-accent); }

.footer-bottom {
    padding-top: 2rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--color-ink-muted);
}

.footer-credit {
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--color-line-soft);
    text-align: center;
    font-size: 0.75rem;
    color: var(--color-ink-muted);
    letter-spacing: 0.02em;
}

.footer-credit a {
    color: var(--color-ink-soft);
    border-bottom: 1px solid var(--color-line);
    transition: color 0.2s ease, border-color 0.2s ease;
}

.footer-credit a:hover {
    color: var(--color-accent);
    border-bottom-color: var(--color-accent);
}

/* ==========================================================================
   WhatsApp Float
   ========================================================================== */

.whatsapp-float {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #25D366;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 30px -5px rgba(37, 211, 102, 0.5);
    z-index: 50;
    transition: all 0.3s var(--ease);
}

.whatsapp-float::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: #25D366;
    opacity: 0.3;
    animation: pulse 2s ease-out infinite;
    z-index: -1;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    background: #1eb955;
}

/* ==========================================================================
   Animations
   ========================================================================== */

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 0.6; }
    100% { transform: scale(2); opacity: 0; }
}

@keyframes drawEcg {
    to { stroke-dashoffset: 0; }
}

@keyframes marquee {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

@keyframes floatBadge {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}

/* Scroll reveal */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

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

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 1024px) {
    .hero-grid { grid-template-columns: 1fr; gap: 3rem; min-height: auto; padding-bottom: 2rem; }
    .hero-visual { max-width: 500px; }
    .sobre-grid, .convenios-grid, .exames-header, .contato-grid { grid-template-columns: 1fr; gap: 3rem; }
    .servicos-grid { grid-template-columns: repeat(2, 1fr); }
    .equipe-grid { grid-template-columns: repeat(2, 1fr); gap: 2rem; }
    .sobre-pillars { grid-template-columns: 1fr; gap: 2rem; }
}

@media (max-width: 720px) {
    .nav-links { 
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--color-bg);
        padding: 1.5rem var(--container-pad);
        border-top: 1px solid var(--color-line);
        gap: 1rem;
        margin: 0;
    }
    .nav-links.open { display: flex; }
    .nav-links a { padding: 0.5rem 0; }
    .nav-toggle { display: flex; }
    .nav-cta { display: none; }
    
    .hero { padding-top: 7rem; }
    .hero-card-content { grid-template-columns: 1fr; gap: 1.5rem; }
    .card-divider { display: none; }
    .card-stat { display: flex; align-items: center; justify-content: space-between; padding: 0.75rem 0; border-bottom: 1px solid var(--color-line-soft); }
    .card-stat:last-child { border-bottom: none; }
    .stat-label { text-align: right; }
    .floating-badge { position: static; margin-top: 1rem; display: inline-flex; }
    
    .marquee-track { font-size: 1.125rem; gap: 1.5rem; }
    
    .servicos-grid { grid-template-columns: 1fr; }
    .equipe-grid { grid-template-columns: 1fr; }
    
    .exame-item { grid-template-columns: auto 1fr; gap: 1rem; padding: 1.5rem 0; }
    .exame-arrow { display: none; }
    .exame-content h4 { font-size: 1.25rem; }
    
    .contato-blocks { grid-template-columns: 1fr; gap: 2rem; }
    .cta-card { padding: 2rem 1.5rem; }
    
    .sobre, .servicos, .equipe, .exames, .convenios, .contato {
        padding: 5rem 0;
    }
    
    .footer-top { flex-direction: column; align-items: flex-start; }
    .footer-bottom { flex-direction: column; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}