/* =========================================================
   Friendly Solutions — Modern light SaaS theme
   ========================================================= */

/* ---------- Design tokens ---------- */
:root {
    --brand: #007BFF;
    --brand-dark: #0056b3;
    --brand-light: #38bdf8;
    --accent: #6366f1;
    --accent-2: #06b6d4;

    --bg: #ffffff;
    --bg-alt: #f6f9ff;
    --bg-soft: #eef4ff;

    --text: #0f172a;
    --text-muted: #51607a;
    --text-soft: #64748b;
    --border: #e6ecf5;

    --grad-brand: linear-gradient(135deg, #007BFF 0%, #0056b3 100%);
    --grad-vivid: linear-gradient(120deg, #38bdf8 0%, #007BFF 45%, #6366f1 100%);

    --shadow-sm: 0 1px 2px rgba(15, 23, 42, .06), 0 1px 3px rgba(15, 23, 42, .05);
    --shadow-md: 0 10px 30px -12px rgba(2, 70, 160, .18);
    --shadow-lg: 0 24px 60px -20px rgba(2, 70, 160, .30);

    --radius: 18px;
    --radius-sm: 12px;
    --maxw: 1140px;

    --ease: cubic-bezier(.22, 1, .36, 1);
}

/* ---------- Base ---------- */
* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.65;
    margin: 0;
    color: var(--text);
    background-color: var(--bg);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: var(--text);
}

p {
    color: var(--text-muted);
}

a {
    color: var(--brand);
}

img {
    max-width: 100%;
}

.container {
    width: 90%;
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 0 20px;
}

/* Scroll progress bar */
#scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    width: 0%;
    background: var(--grad-vivid);
    z-index: 3000;
    transition: width .1s linear;
}

/* ---------- Header / Nav ---------- */
header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, .72);
    backdrop-filter: saturate(180%) blur(14px);
    -webkit-backdrop-filter: saturate(180%) blur(14px);
    border-bottom: 1px solid transparent;
    transition: box-shadow .3s var(--ease), border-color .3s var(--ease), background .3s var(--ease);
}

header.scrolled {
    box-shadow: var(--shadow-sm);
    border-bottom-color: var(--border);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 0;
}

.logo img {
    height: 38px;
    display: block;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    font-size: .98rem;
    position: relative;
    transition: color .2s var(--ease);
}

.nav-links a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -6px;
    height: 2px;
    width: 0;
    background: var(--grad-brand);
    border-radius: 2px;
    transition: width .28s var(--ease);
}

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

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

.cta-button {
    background: var(--grad-brand);
    color: #fff;
    padding: 11px 22px;
    text-decoration: none;
    border-radius: 999px;
    font-weight: 600;
    font-size: .95rem;
    box-shadow: 0 8px 20px -8px rgba(0, 123, 255, .65);
    transition: transform .25s var(--ease), box-shadow .25s var(--ease), filter .25s var(--ease);
    white-space: nowrap;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 28px -8px rgba(0, 123, 255, .75);
    filter: brightness(1.05);
}

/* Mobile nav toggle */
.nav-toggle {
    display: none;
    background: none;
    border: 0;
    cursor: pointer;
    width: 42px;
    height: 42px;
    padding: 9px;
}

.nav-toggle span {
    display: block;
    height: 2px;
    width: 100%;
    background: var(--text);
    border-radius: 2px;
    transition: transform .3s var(--ease), opacity .2s var(--ease);
}

.nav-toggle span + span {
    margin-top: 6px;
}

/* ---------- Hero ---------- */
#hero {
    position: relative;
    text-align: center;
    padding: 120px 20px 110px;
    overflow: hidden;
    background:
        radial-gradient(1200px 500px at 50% -10%, var(--bg-soft), transparent 70%),
        var(--bg);
}

/* Animated aurora blobs */
.hero-aurora {
    position: absolute;
    inset: -20% -10% auto -10%;
    height: 130%;
    z-index: 0;
    pointer-events: none;
    filter: blur(70px);
    opacity: .55;
}

.blob {
    position: absolute;
    border-radius: 50%;
    will-change: transform;
}

.blob.b1 {
    width: 460px;
    height: 460px;
    left: 6%;
    top: 2%;
    background: radial-gradient(circle at 30% 30%, #7cc6ff, #007BFF 70%);
    animation: float1 16s ease-in-out infinite;
}

.blob.b2 {
    width: 380px;
    height: 380px;
    right: 8%;
    top: -4%;
    background: radial-gradient(circle at 40% 40%, #a5b4fc, #6366f1 72%);
    animation: float2 19s ease-in-out infinite;
}

.blob.b3 {
    width: 320px;
    height: 320px;
    left: 44%;
    top: 28%;
    background: radial-gradient(circle at 50% 50%, #67e8f9, #06b6d4 72%);
    animation: float3 22s ease-in-out infinite;
}

@keyframes float1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(40px, 30px) scale(1.08); }
}

@keyframes float2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-50px, 40px) scale(1.1); }
}

@keyframes float3 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, -40px) scale(.92); }
}

.hero-inner {
    position: relative;
    z-index: 1;
    max-width: 820px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 16px;
    border-radius: 999px;
    background: rgba(0, 123, 255, .08);
    border: 1px solid rgba(0, 123, 255, .18);
    color: var(--brand-dark);
    font-weight: 600;
    font-size: .85rem;
    margin-bottom: 26px;
}

.hero-badge .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #22c55e;
    box-shadow: 0 0 0 0 rgba(34, 197, 94, .6);
    animation: pulse 2.4s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(34, 197, 94, .55); }
    70% { box-shadow: 0 0 0 10px rgba(34, 197, 94, 0); }
    100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); }
}

#hero h1 {
    font-size: clamp(2.4rem, 5.5vw, 4rem);
    font-weight: 800;
    margin: 0 0 20px;
    letter-spacing: -0.03em;
}

#hero h1 .grad {
    background: var(--grad-vivid);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

#hero .subtitle {
    font-size: clamp(1.05rem, 2vw, 1.3rem);
    color: var(--text-muted);
    max-width: 620px;
    margin: 0 auto 36px;
}

.hero-actions {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 11px 24px;
    border-radius: 999px;
    background: #fff;
    color: var(--text);
    border: 1px solid var(--border);
    font-weight: 600;
    font-size: .95rem;
    text-decoration: none;
    box-shadow: var(--shadow-sm);
    transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    border-color: rgba(0, 123, 255, .35);
    box-shadow: var(--shadow-md);
}

/* ---------- Section helpers ---------- */
section {
    position: relative;
}

.section-pad {
    padding: 92px 20px;
}

.bg-alt {
    background: var(--bg-alt);
}

.eyebrow {
    display: block;
    text-transform: uppercase;
    letter-spacing: .14em;
    font-size: .8rem;
    font-weight: 700;
    color: var(--brand);
    margin-bottom: 14px;
}

.section-title {
    font-size: clamp(1.8rem, 3.6vw, 2.6rem);
    font-weight: 800;
    margin: 0 auto 16px;
    max-width: 760px;
}

.section-lead {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 680px;
    margin: 0 auto 52px;
}

.center {
    text-align: center;
}

/* ---------- Stats band ---------- */
#stats {
    padding: 0 20px;
    margin-top: -46px;
    position: relative;
    z-index: 2;
}

.stats-card {
    max-width: var(--maxw);
    margin: 0 auto;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 34px 24px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}

.stat {
    text-align: center;
    position: relative;
}

.stat + .stat::before {
    content: "";
    position: absolute;
    left: -9px;
    top: 12%;
    height: 76%;
    width: 1px;
    background: var(--border);
}

.stat .num {
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    font-weight: 800;
    background: var(--grad-brand);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
    letter-spacing: -0.02em;
}

.stat .label {
    margin-top: 6px;
    font-size: .92rem;
    color: var(--text-soft);
    font-weight: 500;
}

/* ---------- Benefits ---------- */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 26px;
    text-align: left;
}

.benefit-card {
    background: #fff;
    padding: 34px 30px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
    transform-style: preserve-3d;
    will-change: transform;
}

.benefit-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: rgba(0, 123, 255, .22);
}

.benefit-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    margin-bottom: 18px;
    box-shadow: var(--shadow-md);
}

.benefit-card h3 {
    font-size: 1.3rem;
    margin: 0 0 12px;
    color: var(--text);
}

.benefit-card p {
    font-size: .98rem;
    color: var(--text-muted);
    margin: 0;
}

/* ---------- Feature / Master-cloud rows ---------- */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    text-align: left;
}

.feature-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 30px;
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
    transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}

.feature-card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    height: 4px;
    width: 100%;
    background: var(--grad-vivid);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .4s var(--ease);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card h3 {
    font-size: 1.25rem;
    margin: 0 0 12px;
}

.feature-card p {
    margin: 0;
    font-size: .98rem;
}

/* ---------- Process ---------- */
.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    text-align: left;
}

.process-step {
    background: #fff;
    padding: 30px 28px 28px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    position: relative;
    transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}

.process-step:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.process-step .step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    border-radius: 14px;
    background: var(--grad-brand);
    color: #fff;
    font-weight: 800;
    font-size: 1.15rem;
    margin-bottom: 16px;
    box-shadow: 0 10px 20px -8px rgba(0, 123, 255, .6);
}

.process-step h4 {
    font-size: 1.12rem;
    margin: 0 0 10px;
    color: var(--text);
}

.process-step p {
    margin: 0;
    font-size: .96rem;
}

/* ---------- Case studies ---------- */
.case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    max-width: 960px;
    margin: 0 auto;
    text-align: left;
}

.case-card {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 22px 22px;
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    color: var(--text);
    transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}

.case-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: rgba(0, 123, 255, .25);
}

.case-card .case-ico {
    flex: 0 0 auto;
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: var(--bg-soft);
    display: grid;
    place-items: center;
    color: var(--brand);
    font-size: 1.1rem;
}

.case-card .case-text {
    font-weight: 600;
    font-size: 1rem;
    line-height: 1.45;
}

.case-card .case-arrow {
    margin-left: auto;
    color: var(--brand);
    transition: transform .3s var(--ease);
    align-self: center;
}

.case-card:hover .case-arrow {
    transform: translateX(4px);
}

/* ---------- Contact ---------- */
#contact .contact-card {
    max-width: 760px;
    margin: 0 auto;
    background: var(--grad-brand);
    border-radius: 26px;
    padding: 56px 40px;
    text-align: center;
    color: #fff;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

#contact .contact-card::after {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(600px 200px at 80% -10%, rgba(255, 255, 255, .25), transparent 60%);
    pointer-events: none;
}

#contact h2 {
    color: #fff;
    font-size: clamp(1.8rem, 3.6vw, 2.5rem);
    margin: 0 0 14px;
    position: relative;
}

#contact .contact-card > p {
    color: rgba(255, 255, 255, .9);
    max-width: 520px;
    margin: 0 auto 30px;
    font-size: 1.05rem;
    position: relative;
}

.contact-actions {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
}

.contact-email,
.contact-slack {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 13px 24px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease);
}

.contact-email {
    background: #fff;
    color: var(--brand-dark);
    box-shadow: var(--shadow-md);
}

.contact-email:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.contact-slack {
    background: rgba(255, 255, 255, .14);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, .4);
}

.contact-slack:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, .24);
}

.slack-icon {
    width: 24px;
    height: 24px;
    vertical-align: middle;
    filter: brightness(0) invert(1);
}

#whatsapp-hours {
    display: block;
    margin-top: 10px;
    font-size: .92rem;
    color: rgba(255, 255, 255, .8);
}

/* ---------- Footer ---------- */
footer {
    background: #0b1b34;
    text-align: center;
    padding: 36px 0;
    color: #9fb3d1;
    font-size: .95rem;
}

footer .logo-mark {
    width: 30px;
    height: 30px;
    margin-bottom: 10px;
    opacity: .9;
}

/* ---------- Responsive ---------- */
@media (max-width: 880px) {
    .stats-card {
        grid-template-columns: repeat(2, 1fr);
        gap: 28px 18px;
    }

    .stat:nth-child(3)::before,
    .stat + .stat::before {
        display: none;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        inset: 64px 0 auto 0;
        flex-direction: column;
        gap: 4px;
        background: #fff;
        padding: 18px 24px 26px;
        border-bottom: 1px solid var(--border);
        box-shadow: var(--shadow-md);
        transform: translateY(-130%);
        transition: transform .35s var(--ease);
        align-items: stretch;
    }

    .nav-links.open {
        transform: translateY(0);
    }

    .nav-links li {
        padding: 8px 0;
    }

    .nav-links .cta-button {
        text-align: center;
        margin-top: 8px;
    }

    .nav-toggle {
        display: block;
    }

    #hero {
        padding: 92px 20px 84px;
    }

    .section-pad {
        padding: 68px 20px;
    }
}

@media (max-width: 520px) {
    .stats-card {
        grid-template-columns: 1fr;
    }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .blob,
    .hero-badge .dot {
        animation: none !important;
    }

    * {
        transition-duration: .01ms !important;
    }
}

/* =========================================================
   Modal (preserved, restyled for light theme)
   ========================================================= */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(8, 20, 40, 0.55);
    backdrop-filter: blur(6px);
}

.modal-content {
    background-color: #fff;
    margin: 4% auto;
    padding: 0;
    border: 1px solid var(--border);
    width: 92%;
    max-width: 1000px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    position: relative;
    display: flex;
    flex-direction: column;
    height: 82vh;
    overflow: hidden;
    animation: modalIn .35s var(--ease);
}

@keyframes modalIn {
    from { opacity: 0; transform: translateY(24px) scale(.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-header {
    padding: 14px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border);
    background: var(--bg-alt);
}

.close-modal {
    color: var(--text-soft);
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: color .3s var(--ease), transform .3s var(--ease);
    line-height: 1;
}

.close-modal:hover,
.close-modal:focus {
    color: var(--brand);
    transform: rotate(90deg);
}

.modal-external-btn {
    color: #fff;
    background: var(--grad-brand);
    padding: 7px 16px;
    border-radius: 999px;
    text-decoration: none;
    font-size: .9rem;
    font-weight: 600;
    transition: filter .25s var(--ease), transform .25s var(--ease);
}

.modal-external-btn:hover {
    transform: translateY(-1px);
    filter: brightness(1.06);
}

.iframe-container {
    flex-grow: 1;
    position: relative;
    width: 100%;
    height: 100%;
    background: #f1f5f9;
}

.iframe-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}