/* Hiendlab - Plena Inspired Dark Theme */

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

html {
    scroll-behavior: smooth;
}

/* Plena Color Palette */
:root {
    --bg-primary: #02040a;
    --bg-secondary: #0d1117;
    --bg-card: rgba(255, 255, 255, 0.05);
    --accent-blue: #0066ff;
    --accent-blue-hover: #0052cc;
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border: rgba(255, 255, 255, 0.1);
    --border-hover: rgba(255, 255, 255, 0.2);
    --glass: rgba(255, 255, 255, 0.02);
    --glass-hover: rgba(255, 255, 255, 0.08);
    --radius: 12px;
}

body {
    font-family:
        "DM Sans",
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Roboto,
        sans-serif;
    font-weight: 300;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
    position: relative;
}

/* Noise texture overlay */
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(
            circle at 25% 25%,
            rgba(0, 102, 255, 0.1) 0%,
            transparent 50%
        ),
        radial-gradient(
            circle at 75% 75%,
            rgba(0, 102, 255, 0.05) 0%,
            transparent 50%
        );
    background-size: 100% 100%;
    pointer-events: none;
    z-index: -1;
}

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

/* Glass effect utility classes */
.glass {
    background: var(--glass);
    backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.glass:hover {
    background: var(--glass-hover);
    border-color: var(--border-hover);
}

.glass-strong {
    background: var(--bg-card);
    backdrop-filter: blur(24px) saturate(180%);
    border: 1px solid var(--border);
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 16px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(2, 4, 10, 0.8);
    backdrop-filter: blur(24px) saturate(180%);
    border-bottom: 1px solid var(--border);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 32px;
    height: 32px;
    background: var(--accent-blue);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.logo-icon::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.2) 0%,
        transparent 50%
    );
}

.logo span {
    font-size: 18px;
    font-weight: 500;
    color: var(--text-primary);
    background: linear-gradient(
        135deg,
        var(--text-primary) 0%,
        var(--text-secondary) 100%
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 400;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a:hover {
    color: var(--text-primary);
}

.nav-links a::after {
    content: "";
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-blue);
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

.btn {
    padding: 12px 24px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 400;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    text-decoration: none;
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.1),
        transparent
    );
    transition: left 0.5s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--accent-blue);
    color: var(--text-primary);
    border: 1px solid var(--accent-blue);
    box-shadow: 0 4px 16px rgba(0, 102, 255, 0.3);
}

.btn-primary:hover {
    background: var(--accent-blue-hover);
    border-color: var(--accent-blue-hover);
    box-shadow: 0 6px 20px rgba(0, 102, 255, 0.4);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--glass);
    color: var(--text-primary);
    border: 1px solid var(--border);
    backdrop-filter: blur(16px);
}

.btn-secondary:hover {
    background: var(--glass-hover);
    border-color: var(--border-hover);
    transform: translateY(-1px);
}

.btn-nav {
    padding: 8px 16px !important;
    background: var(--accent-blue);
    color: var(--text-primary) !important;
    font-weight: 400;
}

.btn-nav:hover {
    background: var(--accent-blue-hover);
}

/* Sections */
section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
}

.section-label {
    font-size: 13px;
    color: var(--accent-blue);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
    margin-bottom: 12px;
    opacity: 0.8;
}

.section-title {
    font-size: 42px;
    font-weight: 300;
    letter-spacing: -1px;
    color: var(--text-primary);
    margin-bottom: 16px;
    line-height: 1.1;
    background: linear-gradient(
        135deg,
        var(--text-primary) 0%,
        var(--text-secondary) 100%
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 120%;
    height: 120%;
    background: radial-gradient(
        ellipse at center,
        rgba(0, 102, 255, 0.1) 0%,
        transparent 70%
    );
    z-index: -1;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px 8px 8px;
    background: var(--glass);
    border: 1px solid var(--border);
    border-radius: 50px;
    margin-bottom: 32px;
    width: fit-content;
    backdrop-filter: blur(16px);
    transition: all 0.3s ease;
}

.badge:hover {
    background: var(--glass-hover);
    border-color: var(--border-hover);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: #22c55e;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.1);
    }
}

.badge span {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 400;
}

.hero h1 {
    font-size: clamp(48px, 6vw, 72px);
    font-weight: 300;
    letter-spacing: -2px;
    line-height: 1.1;
    margin-bottom: 24px;
    max-width: 800px;
    background: linear-gradient(
        135deg,
        var(--text-primary) 0%,
        var(--text-secondary) 100%
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero h1 span {
    background: linear-gradient(135deg, var(--accent-blue) 0%, #3b82f6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 400;
}

.hero > p {
    font-size: 20px;
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: 40px;
    line-height: 1.7;
    font-weight: 300;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero .btn {
    padding: 16px 32px;
    font-size: 16px;
    border-radius: var(--radius);
}

/* Problems */
.problems {
    padding: 120px 0;
}

.problems-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 80px;
}

.problems-header p.desc {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.7;
    font-weight: 300;
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 24px;
}

.problem-card {
    padding: 32px;
    background: var(--glass);
    backdrop-filter: blur(24px) saturate(180%);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.problem-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(0, 102, 255, 0.05) 0%,
        transparent 50%
    );
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.problem-card:hover {
    background: var(--glass-hover);
    border-color: var(--border-hover);
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.problem-card .number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--accent-blue);
    color: var(--text-primary);
    border-radius: 50%;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 20px;
    position: relative;
    z-index: 2;
}

.problem-card h3 {
    font-size: 20px;
    font-weight: 400;
    margin-bottom: 16px;
    color: var(--text-primary);
    line-height: 1.3;
    position: relative;
    z-index: 2;
}

.problem-card p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
    font-weight: 300;
    position: relative;
    z-index: 2;
}

/* Solutions */
.solutions {
    padding: 120px 0;
    background: var(--bg-secondary);
    position: relative;
}

.solutions::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(
            circle at 20% 20%,
            rgba(0, 102, 255, 0.05) 0%,
            transparent 50%
        ),
        radial-gradient(
            circle at 80% 80%,
            rgba(0, 102, 255, 0.03) 0%,
            transparent 50%
        );
    z-index: 0;
}

.solutions-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
    position: relative;
    z-index: 1;
}

.solutions-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.solutions-content h2 {
    font-size: 42px;
    font-weight: 300;
    letter-spacing: -1px;
    color: var(--text-primary);
    margin-bottom: 24px;
    background: linear-gradient(
        135deg,
        var(--text-primary) 0%,
        var(--text-secondary) 100%
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.solutions-content > p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 40px;
    font-weight: 300;
}

.solution-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.solution-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 16px 0;
}

.solution-item .check {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    background: var(--accent-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 2px;
    position: relative;
}

.solution-item .check::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.2) 0%,
        transparent 50%
    );
    border-radius: 50%;
}

.solution-item svg {
    color: var(--text-primary);
    position: relative;
    z-index: 1;
}

.solution-item span {
    font-size: 15px;
    color: var(--text-primary);
    line-height: 1.6;
    font-weight: 300;
}

.solutions-visual {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.visual-card {
    padding: 24px;
    background: var(--glass);
    backdrop-filter: blur(24px) saturate(180%);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.visual-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.02) 0%,
        transparent 50%
    );
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.visual-card:hover {
    background: var(--glass-hover);
    border-color: var(--border-hover);
    transform: translateY(-4px);
}

.visual-card .label {
    font-size: 12px;
    color: var(--accent-blue);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
    margin-bottom: 12px;
}

.visual-card .value {
    font-size: 14px;
    color: var(--text-primary);
    line-height: 1.6;
    font-weight: 300;
}

/* About */
.about {
    padding: 120px 0;
}

.about-grid {
    display: flex;
    flex-direction: column;
    gap: 80px;
}

.about-main {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 60px;
    align-items: start;
}

.about-profile {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.about-content {
    display: flex;
    flex-direction: column;
}

.profile-placeholder {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    background: var(--glass-strong);
    backdrop-filter: blur(24px);
    border: 2px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.profile-placeholder::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(0, 102, 255, 0.1) 0%,
        transparent 50%
    );
    opacity: 0;
    transition: opacity 0.3s ease;
}

.profile-placeholder:hover::before {
    opacity: 1;
}

.profile-placeholder:hover {
    transform: translateY(-8px) scale(1.05);
    border-color: var(--border-hover);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.profile-placeholder svg {
    color: var(--accent-blue);
    position: relative;
    z-index: 1;
}

.about-content p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
    font-weight: 300;
}

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

.stat-card {
    padding: 32px 24px;
    background: var(--glass);
    backdrop-filter: blur(24px) saturate(180%);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all 0.4s ease;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(0, 102, 255, 0.05) 0%,
        transparent 50%
    );
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.stat-card:hover {
    background: var(--glass-hover);
    border-color: var(--border-hover);
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.stat-card .number {
    font-size: 36px;
    font-weight: 300;
    background: linear-gradient(135deg, var(--accent-blue) 0%, #3b82f6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
    position: relative;
    z-index: 2;
}

.stat-card .label {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.4;
    font-weight: 300;
    position: relative;
    z-index: 2;
}

/* Process */
.process {
    padding: 120px 0;
    background: var(--bg-secondary);
    position: relative;
}

.process::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(
            circle at 30% 30%,
            rgba(0, 102, 255, 0.03) 0%,
            transparent 50%
        ),
        radial-gradient(
            circle at 70% 70%,
            rgba(0, 102, 255, 0.05) 0%,
            transparent 50%
        );
    z-index: 0;
}

.process-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
    position: relative;
    z-index: 1;
}

.process-header {
    text-align: center;
    margin-bottom: 80px;
}

.process-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.process-tab {
    padding: 12px 24px;
    background: var(--glass);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 400;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
    position: relative;
    overflow: hidden;
}

.process-tab::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.1),
        transparent
    );
    transition: left 0.5s ease;
}

.process-tab:hover::before {
    left: 100%;
}

.process-tab:hover {
    background: var(--glass-hover);
    border-color: var(--border-hover);
    color: var(--text-primary);
}

.process-tab.active {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
    color: var(--text-primary);
    box-shadow: 0 4px 16px rgba(0, 102, 255, 0.3);
}

.process-content {
    display: none;
}

.process-content.active {
    display: block;
}

/* Timeline Styling */
.process-list {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    padding-left: 50px;
}

/* Timeline unified line passing through circles */
.process-list::before {
    content: "";
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--accent-blue);
    z-index: 2;
}

.process-item {
    position: relative;
    padding: 0 0 40px 30px;
    margin-bottom: 20px;
}

.process-item:last-child {
    padding-bottom: 0;
}

/* Timeline circles with line passing through center */
.process-item::before {
    content: "";
    position: absolute;
    left: -41px;
    top: 6px;
    width: 18px;
    height: 18px;
    background: var(--accent-blue);
    border: 3px solid var(--bg-primary);
    border-radius: 50%;
    z-index: 1;
}

/* Timeline dots with hover animation */
.process-item::before {
    transition: all 0.3s ease;
}

.process-item:hover::before {
    transform: scale(1.1);
    box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.2);
}

/* Step number styling */
.process-item .step {
    display: inline-block;
    font-size: 12px;
    color: var(--accent-blue);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
    background: var(--glass);
    backdrop-filter: blur(16px);
    padding: 4px 12px;
    border-radius: 20px;
    border: 1px solid var(--border);
}

/* Timeline content */
.process-item h4 {
    font-size: 22px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 12px;
    line-height: 1.3;
}

.process-item p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
    font-weight: 300;
}

/* CTA */
.cta {
    padding: 120px 0;
    position: relative;
}

.cta::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(
        ellipse at center,
        rgba(0, 102, 255, 0.1) 0%,
        transparent 70%
    );
    z-index: 0;
}

.cta-box {
    padding: 80px 60px;
    background: var(--glass-strong);
    backdrop-filter: blur(32px) saturate(180%);
    border: 1px solid var(--border-hover);
    border-radius: 24px;
    text-align: center;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.cta-box::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        linear-gradient(135deg, rgba(0, 102, 255, 0.1) 0%, transparent 50%),
        linear-gradient(225deg, rgba(59, 130, 246, 0.05) 0%, transparent 50%);
    z-index: -1;
}

.cta-box h2 {
    font-size: 48px;
    font-weight: 300;
    letter-spacing: -1px;
    margin-bottom: 20px;
    background: linear-gradient(
        135deg,
        var(--text-primary) 0%,
        var(--text-secondary) 100%
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    z-index: 2;
}

.cta-box > p {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto 40px;
    line-height: 1.7;
    font-weight: 300;
    position: relative;
    z-index: 2;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    position: relative;
    z-index: 2;
}

.cta-buttons .btn {
    padding: 16px 32px;
    font-size: 16px;
    border-radius: var(--radius);
}

/* Contact alternatives */
.contact-alternatives {
    margin-top: 40px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
    text-align: center;
    position: relative;
    z-index: 2;
}

.contact-note {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-weight: 400;
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 400;
    transition: all 0.3s ease;
    padding: 8px 16px;
    border-radius: 8px;
    background: var(--glass);
    border: 1px solid var(--border);
    backdrop-filter: blur(16px);
}

.contact-link:hover {
    color: var(--text-primary);
    background: var(--glass-hover);
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

/* Footer */
footer {
    padding: 60px 5%;
    border-top: 1px solid var(--border);
    background: var(--bg-secondary);
    position: relative;
}

footer::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(
        circle at 50% 0%,
        rgba(0, 102, 255, 0.03) 0%,
        transparent 50%
    );
    z-index: 0;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 1;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-logo .logo-icon {
    width: 28px;
    height: 28px;
    border-radius: 6px;
}

.footer-logo span {
    font-size: 16px;
    font-weight: 400;
    color: var(--text-primary);
}

footer p {
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 300;
}

/* Mobile Navigation */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 3px;
    background: var(--text-primary);
    margin: 2px 0;
    transition: 0.3s;
    border-radius: 2px;
}

/* Responsive */
@media (max-width: 1024px) {
    section,
    .solutions-inner,
    .process-inner {
        padding-left: 4%;
        padding-right: 4%;
    }

    .solutions-grid {
        gap: 60px;
    }

    .about-grid {
        gap: 60px;
    }

    .problems-grid {
        grid-template-columns: 1fr;
    }

    /* Timeline tablet */
    .process-list {
        padding-left: 35px;
    }

    .process-list::before {
        left: 18px;
    }

    .process-item::before {
        left: -27px; /* Ajustado para centrar círculo de 16px na linha */
        width: 16px;
        height: 16px;
        border: 2px solid var(--bg-primary);
    }
}

@media (max-width: 768px) {
    /* Navigation */
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(2, 4, 10, 0.95);
        backdrop-filter: blur(24px) saturate(180%);
        flex-direction: column;
        gap: 0;
        padding: 24px 5%;
        border-bottom: 1px solid var(--border);
        border-top: 1px solid var(--border);
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links a {
        padding: 16px 0;
        border-bottom: 1px solid var(--border);
        font-size: 16px;
    }

    .nav-links a:last-child {
        border-bottom: none;
    }

    .btn-nav {
        text-align: center;
        margin-top: 16px;
        width: 100%;
    }

    /* Hero */
    .hero {
        padding-top: 100px;
        min-height: 90vh;
    }

    .hero h1 {
        font-size: 40px;
        line-height: 1.2;
    }

    .hero > p {
        font-size: 18px;
        margin-bottom: 32px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
        gap: 16px;
    }

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

    /* Sections */
    section,
    .solutions-inner,
    .process-inner {
        padding-left: 5%;
        padding-right: 5%;
    }

    .problems,
    .solutions,
    .about,
    .process,
    .cta {
        padding: 80px 0;
    }

    .section-title {
        font-size: 32px;
    }

    .problems-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .solutions-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-main {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-profile {
        order: 1;
        justify-self: center;
    }

    .about-content {
        order: 2;
    }

    .stats {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .profile-placeholder {
        width: 140px;
        height: 140px;
    }

    .process-tabs {
        gap: 8px;
    }

    .process-tab {
        font-size: 13px;
        padding: 10px 16px;
    }

    /* Timeline responsive */
    .process-list {
        padding-left: 35px;
    }

    .process-list::before {
        left: 15px;
    }

    .process-item::before {
        left: -11px; /* Centered: -15px (line pos) - 1px (half line) - 6px (half dot) = -22px */
        width: 12px;
        height: 12px;
    }

    .process-item {
        padding: 16px 0 32px 20px;
        margin: -8px -16px 16px -16px;
    }

    .process-item:hover {
        padding: 16px 16px 32px 36px;
    }

    .cta-box {
        padding: 40px 24px;
    }

    .cta-box h2 {
        font-size: 32px;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: stretch;
        gap: 16px;
    }
}

@media (max-width: 480px) {
    nav {
        padding: 12px 4%;
    }

    .hero {
        padding-top: 80px;
    }

    .hero h1 {
        font-size: 32px;
        line-height: 1.3;
    }

    .hero > p {
        font-size: 16px;
    }

    section,
    .solutions-inner,
    .process-inner {
        padding-left: 4%;
        padding-right: 4%;
    }

    .problems,
    .solutions,
    .about,
    .process,
    .cta {
        padding: 60px 0;
    }

    .section-title {
        font-size: 28px;
    }

    .problem-card {
        padding: 24px 20px;
    }

    .stat-card {
        padding: 24px 20px;
    }

    .profile-placeholder {
        width: 120px;
        height: 120px;
    }

    .process-tabs {
        flex-direction: column;
        gap: 12px;
    }

    .process-tab {
        width: 100%;
        text-align: center;
    }

    /* Timeline mobile */
    .process-list {
        padding-left: 30px;
    }

    .process-list::before {
        left: 15px;
    }

    .process-item::before {
        left: -11px;
        width: 12px;
        height: 12px;
        border: 2px solid var(--bg-primary);
    }

    .process-item {
        padding: 12px 0 24px 18px;
        margin: -6px -12px 12px -12px;
    }

    .process-item:hover {
        padding: 12px 12px 24px 30px;
        transform: translateX(4px);
    }

    .process-item h4 {
        font-size: 18px;
    }

    .process-item .step {
        font-size: 11px;
        padding: 3px 8px;
    }

    .cta-box {
        padding: 32px 20px;
    }

    .cta-box h2 {
        font-size: 28px;
    }

    .footer-inner {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .contact-links {
        gap: 16px;
    }
}

/* Animation utilities */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}