/* 
    Instituto Luz - Landing Page de Doações
    Cores da Marca: 
    Laranja: #E8500A
    Creme: #F5EDDC
    Preto: #1A1A1A (e variações para profundidade)
*/

:root {
    --luz-orange: #E8500A;
    --luz-orange-dark: #cc4508;
    --luz-cream: #F5EDDC;
    --luz-cream-dark: #e8dead;
    --luz-dark: #1A1A1A;
    --luz-darker: #0d0d0d;
    --text-light: #ffffff;
    --text-dark: #333333;

    --font-main: 'Montserrat', sans-serif;

    --transition-fast: 0.2s ease;
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--luz-darker);
    color: var(--text-light);
    line-height: 1.6;
    overflow-x: hidden;
}

/* =========================================
   Typography
========================================= */
h1,
h2,
h3,
h4 {
    font-weight: 800;
    line-height: 1.2;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1rem;
    color: var(--luz-orange);
}

p {
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
}

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

.container {
    width: 100%;
    /*max-width: 1200px;*/
    margin: 0 auto;
    padding: 0 5%;
}

/* =========================================
   Buttons
========================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    font-size: 1.125rem;
    font-weight: 700;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
    text-align: center;
}

.btn-primary {
    background-color: var(--luz-orange);
    color: var(--text-light);
    box-shadow: 0 4px 15px rgba(232, 80, 10, 0.3);
}

.btn-primary:hover {
    background-color: var(--luz-orange-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(232, 80, 10, 0.4);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--text-light);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--luz-orange);
    color: var(--luz-orange);
    padding: 0.5rem 1.5rem;
}

.btn-outline:hover {
    background-color: var(--luz-orange);
    color: var(--text-light);
}

.btn-block {
    width: 100%;
    margin-top: 1rem;
}

/* Pulse Animation for main CTA */
@keyframes pulseGlow {
    0% {
        box-shadow: 0 0 0 0 rgba(232, 80, 10, 0.7);
    }

    70% {
        box-shadow: 0 0 0 15px rgba(232, 80, 10, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(232, 80, 10, 0);
    }
}

.pulse {
    animation: pulseGlow 2s infinite;
}

/* =========================================
   Header
========================================= */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 0;
    z-index: 100;
    transition: var(--transition-smooth);
}

.header.scrolled {
    background-color: rgba(26, 26, 26, 0.9);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 900;
    font-size: 1.5rem;
    letter-spacing: 1px;
}

/* Simulating Logo Icon shape from prints (black triangle/orange circle) */
.logo-icon {
    width: 30px;
    height: 30px;
    background: linear-gradient(135deg, var(--luz-darker) 50%, transparent 50%), var(--luz-orange);
    border-radius: 50% 0 0 0;
    display: block;
}

.nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav a:not(.btn) {
    font-weight: 600;
    position: relative;
    padding: 0.5rem 0;
}

.nav a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--luz-orange);
    transition: var(--transition-fast);
}

.nav a:not(.btn):hover::after {
    width: 100%;
}

@media (max-width: 768px) {
    .nav a:not(.btn) {
        display: none;
    }
}

/* =========================================
   Hero Section
========================================= */
.hero {
    position: relative;
    min-height: 50vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    padding-bottom: 80px;
    background-image: url('https://images.unsplash.com/photo-1541527845-a925f694ac5e?q=80&w=1920&auto=format&fit=crop');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, rgba(26, 26, 26, 0.9) 0%, rgba(26, 26, 26, 0.6) 50%, rgba(26, 26, 26, 0.3) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    /*max-width: 800px;*/
}

.tag {
    display: inline-block;
    background-color: var(--luz-orange);
    color: var(--text-light);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.25rem;
    color: #e0e0e0;
    /*max-width: 600px;*/
    margin-bottom: 2.5rem;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

/* =========================================
   Marquee (Running Text)
========================================= */
.marquee-strip {
    background-color: var(--luz-orange);
    color: var(--luz-dark);
    padding: 1rem 0;
    overflow: hidden;
    position: relative;
    white-space: nowrap;
    border-top: 2px solid var(--luz-dark);
    border-bottom: 2px solid var(--luz-dark);
}

.marquee-content {
    display: inline-block;
    animation: marquee 20s linear infinite;
}

.marquee-content p {
    display: inline-block;
    margin: 0;
    font-weight: 900;
    font-size: 1.25rem;
    letter-spacing: 2px;
}

@keyframes marquee {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

/* =========================================
   Sobre & Impacto
========================================= */
.sobre {
    background-color: var(--luz-cream);
    color: var(--text-dark);
    padding: 8rem 0;
}

.sobre-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.sobre-text h2 {
    color: var(--luz-dark);
}

.sobre-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}



.stat-card {
    background-color: #ffffff;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: var(--transition-smooth);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.stat-card.bg-orange {
    background-color: var(--luz-orange);
    color: var(--text-light);
    grid-column: span 2;
}

.stat-card h3 {
    font-size: 3rem;
    margin-bottom: 0.5rem;
    color: inherit;
}

.stat-card p {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
}

.stat-card:not(.bg-orange) h3 {
    color: var(--luz-orange);
}

@media (max-width: 900px) {
    .sobre-grid {
        grid-template-columns: 1fr;
    }
}

/* =========================================
   Projetos
========================================= */
.projetos {
    padding: 8rem 0;
    background-color: var(--luz-dark);
}

.projetos-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 4rem;
}

.projetos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.projeto-card {
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    transition: var(--transition-smooth);
    position: relative;
    display: block;
    text-decoration: none;
    color: inherit;
    cursor: pointer;
}

.card-link {
    position: absolute;
    inset: 0;
    z-index: 30;
    display: block;
}


.projeto-card:hover {
    transform: translateY(-10px);
    border-color: rgba(232, 80, 10, 0.5);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.projeto-img {
    height: 200px;
    background-size: cover;
    background-position: center;
    position: relative;
    pointer-events: visible;
}

.projeto-img::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26, 26, 26, 1), transparent);
    pointer-events: none;
}

.projeto-info {
    padding: 2rem 1.0rem;
    z-index: 1;
}

.projeto-info h3 {
    color: var(--luz-orange);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.projeto-info p {
    font-size: 1rem;
    color: #cccccc;
    margin: 0;
}

@media (max-width: 1024px) {
    .projetos-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .projetos-grid {
        grid-template-columns: 1fr;
    }

    .projeto-img {
        height: 200px;
    }

    .projeto-info h3 {
        font-size: 1.3rem;
    }
}

/* =========================================
   Doação Section
========================================= */
.doar {
    padding: 8rem 0;
    background-color: var(--luz-orange);
    color: var(--text-light);
}

.doar-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.doar-text h2 {
    color: var(--luz-dark);
    font-size: clamp(2.5rem, 4vw, 3.5rem);
}

.doar-text p {
    font-size: 1.25rem;
    font-weight: 600;
}

.outras-formas {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 2px solid rgba(26, 26, 26, 0.2);
}

.outras-formas p {
    font-size: 1rem;
    color: var(--luz-dark);
}

.outras-formas a {
    text-decoration: underline;
    font-weight: 800;
}

.doar-box {
    background-color: var(--luz-dark);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.doar-box h3 {
    text-align: center;
    margin-bottom: 2rem;
}

.valores-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 2rem;
}

.valor-btn {
    background-color: transparent;
    border: 2px solid rgba(255, 255, 255, 0.2);
    color: var(--text-light);
    padding: 1rem;
    border-radius: 8px;
    font-size: 1.125rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition-fast);
    font-family: var(--font-main);
}

.valor-btn:hover {
    border-color: var(--luz-orange);
    background-color: rgba(232, 80, 10, 0.1);
}

.valor-btn.active {
    background-color: var(--luz-orange);
    border-color: var(--luz-orange);
}

.doar-box .btn-primary {
    width: 100%;
    font-size: 1.25rem;
    padding: 1.2rem;
}

.seguranca-text {
    text-align: center;
    font-size: 0.875rem;
    color: #888;
    margin-top: 1.5rem;
    margin-bottom: 0;
}

@media (max-width: 900px) {
    .doar-content {
        grid-template-columns: 1fr;
    }
}

/* =========================================
   Footer
========================================= */
.footer {
    background-color: var(--luz-darker);
    padding: 6rem 0 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 3rem;
    margin-bottom: 4rem;
}

.footer-brand p {
    color: #888;
    margin-top: 1rem;
    max-width: 300px;
}

.footer-links h4 {
    margin-bottom: 1.5rem;
    color: var(--luz-orange);
}

.socials {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.socials a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.05);
    transition: var(--transition-fast);
}

.socials a:hover {
    background-color: var(--luz-orange);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: #666;
    font-size: 0.875rem;
}

/* =========================================
   Animations
========================================= */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}