/*
  Proje: Ezoft One-Page
  Not: Yorumlar Türkçe. 2025 modern standartlarına uygun, minimal ve performans odaklı.
*/

/* Design tokens */
:root {
	--font-primary: 'Inter', sans-serif;
	--font-heading: 'Montserrat', sans-serif;
	--transition: all 0.3s ease;
	--color-bg: #ffffff;
	--color-fg: #1a202c;
	--color-muted: #4a5568;
	--color-light: #f7fafc;
	--color-primary: #3182ce;
	/* mavi vurgu */
	--color-accent: #38a169;
	/* yeşil alternatif */
	--shadow-card: 0 6px 20px rgba(0, 0, 0, 0.08);
}

/* Reset ve temel tipografi */
* {
	box-sizing: border-box;
}

html {
	scroll-behavior: smooth;
}

body {
	margin: 0;
	font-family: var(--font-primary);
	color: var(--color-fg);
	background: var(--color-bg);
	line-height: 1.6;
	/* okunabilirlik */
}

img {
	max-width: 100%;
	height: auto;
	display: block;
}

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

ul {
	list-style: none;
	padding: 0;
	margin: 0;
}

.skip-link {
	position: absolute;
	left: -9999px;
	background: #fff;
	color: #000;
	padding: 8px 12px;
	border-radius: 6px;
}

.skip-link:focus {
	left: 12px;
	top: 12px;
	z-index: 1000;
}

/* Layout yardımcıları */
.container {
	width: min(1120px, 92%);
	margin: 0 auto;
}

.section {
	position: relative;
}

.section-padding {
	padding: 80px 0;
}

@media (min-width: 768px) {
	.section-padding {
		padding: 96px 0;
	}
}

.bg-light {
	background: var(--color-light);
}

/* Header / Navigation */
.header {
	position: sticky;
	top: 0;
	background: rgba(255, 255, 255, 0.9);
	backdrop-filter: saturate(140%) blur(8px);
	border-bottom: 1px solid rgba(26, 32, 44, 0.06);
	z-index: 999;
}

.header-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	height: 64px;
}

.logo {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	font-weight: 700;
}

.logo-text {
	font-family: var(--font-heading);
	letter-spacing: .4px;
}

.nav ul {
	display: none;
	gap: 20px;
}

.nav a {
	padding: 8px 10px;
	color: var(--color-muted);
	transition: var(--transition);
}

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

.nav-toggle {
	display: inline-flex;
	background: transparent;
	border: none;
	padding: 6px;
	cursor: pointer;
}

@media (min-width: 768px) {
	.nav ul {
		display: flex;
	}

	.nav-toggle {
		display: none;
	}
}

.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	padding: 12px 18px;
	border-radius: 10px;
	font-weight: 600;
	border: none;
	cursor: pointer;
	font-size: 14px;
	transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}

.btn-primary {
	background: var(--color-primary);
	color: #fff;
	box-shadow: 0 6px 18px rgba(49, 130, 206, .25);
}

.btn-primary:hover {
	transform: translateY(-2px);
	box-shadow: 0 10px 24px rgba(49, 130, 206, .35);
}

.btn-secondary {
	background: #e6f0fb;
	color: var(--color-primary);
}

.btn-secondary:hover {
	background: #d9e9fb;
	transform: translateY(-2px);
}

/* Hero */
.grid-2 {
	display: grid;
	gap: 32px;
}

@media (min-width: 768px) {
	.grid-2 {
		grid-template-columns: 1.2fr 1fr;
		align-items: center;
	}
}

.hero h1 {
	font-family: var(--font-heading);
	font-size: clamp(28px, 4vw, 44px);
	line-height: 1.2;
	margin: 0 0 12px 0;
}

.hero p {
	color: var(--color-muted);
	margin: 0 0 20px 0;
}

.hero-ctas {
	display: flex;
	gap: 12px;
	flex-wrap: wrap;
}

.hero-img {
	filter: drop-shadow(0 16px 28px rgba(0, 0, 0, .08));
	border-radius: 16px;
}

/* Bölüm başlıkları */
.section-title {
	font-family: var(--font-heading);
	font-size: clamp(22px, 3vw, 32px);
	margin: 0 0 8px 0;
}

.section-subtitle {
	color: var(--color-muted);
	margin-bottom: 28px;
}

/* Kartlar */
.cards-grid {
	display: grid;
	grid-template-columns: repeat(1, 1fr);
	gap: 18px;
}

@media (min-width: 640px) {
	.cards-grid {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media (min-width: 1024px) {
	.cards-grid {
		grid-template-columns: repeat(3, 1fr);
	}
}

.card {
	background: #fff;
	padding: 22px;
	border-radius: 14px;
	box-shadow: var(--shadow-card);
	transition: transform .2s ease;
}

.card:hover {
	transform: translateY(-5px);
}

.card i {
	color: var(--color-primary);
}

.card h3 {
	margin: 10px 0 6px 0;
	font-size: 18px;
}

.card p {
	color: var(--color-muted);
	margin: 0;
}

/* Timeline */
.timeline {
	position: relative;
	margin: 0;
	padding: 0;
	counter-reset: step;
}

.timeline-item {
	display: grid;
	grid-template-columns: 24px 1fr;
	gap: 14px;
	padding: 10px 0;
}

.timeline-bullet {
	width: 12px;
	height: 12px;
	border-radius: 999px;
	background: var(--color-primary);
	margin-top: 6px;
}

.timeline-content h3 {
	margin: 0 0 6px 0;
	font-size: 18px;
}

.timeline-content p {
	margin: 0;
	color: var(--color-muted);
}

/* Tech grid */
.tech-grid {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 18px;
	align-items: center;
}

@media (min-width: 640px) {
	.tech-grid {
		grid-template-columns: repeat(3, 1fr);
	}
}

@media (min-width: 1024px) {
	.tech-grid {
		grid-template-columns: repeat(6, 1fr);
	}
}

.tech-item {
	background: #fff;
	border-radius: 12px;
	box-shadow: var(--shadow-card);
	padding: 16px;
	text-align: center;
}

.tech-item span {
	display: block;
	margin-top: 8px;
	color: var(--color-muted);
	font-size: 14px;
}

/* Why us */
.why-grid {
	display: grid;
	gap: 18px;
	grid-template-columns: repeat(1, 1fr);
}

@media (min-width: 768px) {
	.why-grid {
		grid-template-columns: repeat(4, 1fr);
	}
}

.why-item {
	background: #fff;
	border-radius: 14px;
	padding: 20px;
	box-shadow: var(--shadow-card);
	display: grid;
	gap: 8px;
}

.why-item i {
	color: var(--color-primary);
}

.metrics {
	margin-top: 24px;
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 14px;
}

@media (min-width: 640px) {
	.metrics {
		grid-template-columns: repeat(4, 1fr);
	}
}

.metric {
	background: #fff;
	border-radius: 14px;
	padding: 18px;
	text-align: center;
	box-shadow: var(--shadow-card);
}

.metric .num {
	font-family: var(--font-heading);
	font-size: 24px;
	display: block;
}

.metric .label {
	color: var(--color-muted);
	font-size: 13px;
}

/* Contact */
.contact-grid {
	display: grid;
	gap: 24px;
	grid-template-columns: 1fr;
}

@media (min-width: 992px) {
	.contact-grid {
		grid-template-columns: 1fr 1fr;
	}
}

.contact-form {
	background: #fff;
	border-radius: 14px;
	box-shadow: var(--shadow-card);
	padding: 20px;
}

.form-row {
	display: grid;
	gap: 6px;
	margin-bottom: 12px;
}

.form-row label {
	font-weight: 600;
}

.form-actions {
	display: flex;
	align-items: center;
	gap: 12px;
	flex-wrap: wrap;
	margin-top: 8px;
}

.form-row input,
.form-row textarea {
	border: 1px solid #e2e8f0;
	padding: 12px 14px;
	border-radius: 10px;
	font: inherit;
	transition: border-color .2s ease, box-shadow .2s ease;
}

.form-row input:focus,
.form-row textarea:focus {
	outline: none;
	border-color: var(--color-primary);
	box-shadow: 0 0 0 3px rgba(49, 130, 206, .15);
}

.g-recaptcha {
	transform: scale(1);
	transform-origin: left top;
}

@media (max-width: 360px) {
	.g-recaptcha {
		transform: scale(.9);
	}
}

.form-feedback {
	min-height: 20px;
	color: var(--color-muted);
	margin: 8px 0 0 0;
}

.contact-info {
	background: #fff;
	border-radius: 14px;
	box-shadow: var(--shadow-card);
	padding: 32px;
	display: flex;
	flex-direction: column;
	gap: 24px;
	justify-content: center;
	align-items: flex-start;
}

.contact-info h3 {
	font-family: var(--font-heading);
	font-size: 20px;
	margin: 0 0 8px 0;
	color: var(--color-fg);
}

.info-row {
	display: inline-flex;
	align-items: center;
	gap: 14px;
	color: var(--color-muted);
	font-size: 16px;
	transition: var(--transition);
}

.info-row:hover {
	color: var(--color-primary);
}

.info-row i {
	width: 24px;
	height: 24px;
	color: var(--color-primary);
	flex-shrink: 0;
}

.info-row a {
	color: inherit;
}

.info-row a:hover {
	color: var(--color-primary);
}

.contact-description {
	margin: 8px 0 0 0;
	color: var(--color-muted);
	font-size: 14px;
	line-height: 1.6;
}

/* Footer */
.footer {
	background: #0f172a;
	color: #e2e8f0;
}

.footer-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	padding: 18px 0;
}

.footer a {
	color: #cbd5e1;
}

.footer a:hover {
	color: #fff;
}

.to-top-btn {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	background: linear-gradient(135deg, #2563eb, #3182ce);
	color: #fff;
	padding: 10px 14px;
	border-radius: 999px;
	box-shadow: 0 8px 24px rgba(37, 99, 235, .35);
	transition: transform .2s ease, box-shadow .2s ease;
}

.to-top-btn:hover {
	transform: translateY(-2px);
	box-shadow: 0 12px 28px rgba(37, 99, 235, .45);
}

.to-top-btn i {
	width: 20px;
	height: 20px;
}

/* Scroll reveal (fade-in) */
.reveal {
	opacity: 0;
	transform: translateY(16px);
	transition: opacity .6s ease, transform .6s ease;
}

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

/* Yardımcı */
.sr-only {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 1px, 1px);
	border: 0;
}