/*
 * Karınca Anaokulu - Ana Stil Dosyası
 * Premium Tasarım Sistemi
 */

/* GOOGLE FONTS */
@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@400;600;700;800;900&family=Inter:wght@400;500;600;700&display=swap');

/* CSS CUSTOM PROPERTIES */
:root {
    --coral: #FF7B7B;
    --coral-light: #FFB3B3;
    --coral-dark: #E65A5A;
    --sky: #7DD3FC;
    --sky-light: #BAE6FD;
    --sky-dark: #38BDF8;
    --mint: #86EFAC;
    --mint-light: #BBF7D0;
    --mint-dark: #4ADE80;
    --sunny: #FDE047;
    --sunny-light: #FEF08A;
    --sunny-dark: #FACC15;
    --lavender: #C4B5FD;
    --lavender-light: #DDD6FE;
    --lavender-dark: #A78BFA;
    --peach: #FDBA74;
    --peach-light: #FED7AA;
    --peach-dark: #FB923C;
    --cream: #FFFBEB;
    --cream-dark: #FEF3C7;
    --dark: #1F2937;
    --dark-light: #374151;
    --gray: #6B7280;
    --gray-light: #9CA3AF;
    --light: #F9FAFB;
    --white: #FFFFFF;
    --gradient-hero: linear-gradient(135deg, var(--coral) 0%, var(--peach) 50%, var(--sunny) 100%);
    --gradient-sky: linear-gradient(135deg, var(--sky) 0%, var(--lavender) 100%);
    --gradient-nature: linear-gradient(135deg, var(--mint) 0%, var(--sky) 100%);
    --gradient-warm: linear-gradient(135deg, var(--peach) 0%, var(--coral) 100%);
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 20px 25px -5px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    --radius-sm: 0.5rem;
    --radius: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;
    --radius-2xl: 3rem;
    --radius-full: 9999px;
    --transition-fast: 150ms ease;
    --transition: 300ms ease;
    --transition-slow: 500ms ease;
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal: 500;
}

/* RESET */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body { font-family: 'Inter', sans-serif; font-size: 16px; line-height: 1.6; color: var(--dark); background: var(--white); overflow-x: hidden; }
h1, h2, h3, h4, h5, h6 { font-family: 'Nunito', sans-serif; font-weight: 800; line-height: 1.2; color: var(--dark); }
h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
a { color: inherit; text-decoration: none; transition: color var(--transition); }
img { max-width: 100%; height: auto; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }

/* LAYOUT */
.container { width: 100%; max-width: 1280px; margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 5rem 0; position: relative; }
.section-lg { padding: 7rem 0; }
.text-gradient { background: var(--gradient-hero); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.text-center { text-align: center; }
.section-title { text-align: center; margin-bottom: 1rem; }
.section-subtitle { text-align: center; color: var(--gray); font-size: 1.125rem; max-width: 600px; margin: 0 auto 3rem; }

/* BUTTONS */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; padding: 1rem 2rem; font-size: 1rem; font-weight: 600; border-radius: var(--radius-full); transition: all var(--transition); cursor: pointer; white-space: nowrap; }
.btn-primary { background: var(--gradient-warm); color: var(--white); box-shadow: 0 10px 30px -10px var(--coral); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 15px 40px -10px var(--coral); }
.btn-secondary { background: var(--white); color: var(--coral); border: 2px solid var(--coral); }
.btn-secondary:hover { background: var(--coral); color: var(--white); transform: translateY(-3px); }
.btn-whatsapp { background: #25D366; color: var(--white); box-shadow: 0 10px 30px -10px #25D366; }
.btn-whatsapp:hover { background: #1ebe57; transform: translateY(-3px); }
.btn-lg { padding: 1.25rem 2.5rem; font-size: 1.125rem; }
.btn-sm { padding: 0.75rem 1.5rem; font-size: 0.875rem; }

/* CARDS */
.card { background: var(--white); border-radius: var(--radius-xl); padding: 2rem; box-shadow: var(--shadow-md); transition: all var(--transition); }
.card:hover { transform: translateY(-8px); box-shadow: var(--shadow-xl); }
.card-glass { background: rgba(255, 255, 255, 0.8); backdrop-filter: blur(20px); border: 1px solid rgba(255, 255, 255, 0.5); }

/* HEADER */
.header { position: fixed; top: 0; left: 0; right: 0; z-index: var(--z-sticky); padding: 1rem 0; transition: all var(--transition); }
.header.scrolled { background: rgba(255, 255, 255, 0.95); backdrop-filter: blur(20px); box-shadow: var(--shadow-md); padding: 0.5rem 0; }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.logo { display: flex; align-items: center; gap: 0.75rem; font-family: 'Nunito', sans-serif; font-weight: 800; font-size: 1.5rem; color: var(--dark); }
.logo-icon { width: 50px; height: 50px; background: var(--gradient-warm); border-radius: var(--radius); display: flex; align-items: center; justify-content: center; font-size: 1.5rem; }
.header.scrolled .logo-icon { width: 40px; height: 40px; }
.nav { display: flex; align-items: center; gap: 0.5rem; }
.nav-link { padding: 0.75rem 1.25rem; font-weight: 500; color: var(--dark); border-radius: var(--radius-full); transition: all var(--transition); }
.nav-link:hover, .nav-link.active { background: var(--cream); color: var(--coral); }
.header-cta { display: flex; align-items: center; gap: 1rem; }
.menu-toggle { display: none; flex-direction: column; gap: 5px; padding: 0.5rem; z-index: 501; }
.menu-toggle span { display: block; width: 24px; height: 2px; background: var(--dark); border-radius: 2px; transition: all var(--transition); }
.menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }