/* =========================
   CSS CUSTOM PROPERTIES
   ========================= */
/* Centralized design tokens for consistency and maintainability */
:root {
    /* Colors */
    --color-primary: #0d4715;
    --color-secondary: #a8fbd3;
    --color-accent: #ed985f;
    --color-dark: #061e29;
    --color-light: #f0f0f0;
    --color-white: #ffffff;
    --color-black: #000000;

    /* Gradients */
    --gradient-home: linear-gradient(
        180deg,
        rgba(155, 42, 42, 0) 0%,
        rgba(6, 30, 41, 1) 3%,
        rgba(6, 30, 41, 1) 95%,
        rgba(237, 152, 95, 1) 100%
    );
    --gradient-portfolio: linear-gradient(
        180deg,
        rgba(237, 152, 95, 1) 0%,
        rgba(237, 152, 95, 1) 95%,
        rgba(118, 21, 60, 1) 100%
    );
    --gradient-about: linear-gradient(
        180deg,
        rgba(118, 21, 60, 1) 0%,
        rgba(118, 21, 60, 1) 95%,
        rgba(253, 181, 206, 1) 100%
    );
    --gradient-contact: linear-gradient(
        180deg,
        rgba(253, 181, 206, 1) 0%,
        rgba(253, 181, 206, 1) 95%,
        rgba(255, 255, 255, 0) 100%
    );

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;

    /* Typography */
    --font-primary:
        system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
        "Helvetica Neue", Arial, sans-serif;
    --font-signature: "Lavishly Yours", cursive;
    --font-cursive: "Ephesis", cursive;
    --font-body: "Gowun Dodum", sans-serif;
    --font-glitch: "Rubik Glitch", system-ui;
    --font-heading: "Titan One", sans-serif;
    --font-display: "Funnel Display", sans-serif;

    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;

    /* Borders */
    --border-radius-sm: 5px;
    --border-radius-md: 7.5px;
    --border-radius-lg: 10px;
    --border-radius-xl: 50px;

    /* Gutter */
    --container-gutter: 1.5rem /* Shadows */ --shadow-sm: 0 1px 6px
        rgba(0, 0, 0, 0.12);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 12px 24px rgba(255, 0, 0, 0.35);

    /* Z-index layers */
    --z-negative: -1;
    --z-normal: 1;
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal: 1050;
}

/* =========================
   RESET & BASE
   ========================= */
/* Use a consistent box-sizing model for easier sizing calculations */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Prevent mobile browsers from inflating font sizes */
html {
    -webkit-text-size-adjust: none;
    -moz-text-size-adjust: none;
    text-size-adjust: none;
    scroll-behavior: smooth;
    width: 100vw;
    width: 100dvw;
    overflow-x: clip;
}

/* Set core body defaults for height, line-height, and text rendering */
body {
    position: relative;
    width: 100%;
    min-height: 100vh;
    overflow-x: clip;
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.5;
    color: var(--color-black);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Improve text wrapping for better readability, Avoid text overflow */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: inherit;
    text-wrap: balance;
    overflow-wrap: break-word;
}

p {
    text-wrap: pretty;
    overflow-wrap: break-word;
}

/* Anchor tag defaults (Links) */
a {
    color: inherit;
    text-decoration: none;
}

/* Default styles for links without classes */
a:not([class]) {
    color: currentColor;
    text-decoration-skip-ink: auto;
}

/* Remove list styles where appropriate (add back as needed) */
ul,
ol,
ul[role="list"],
ol[role="list"] {
    list-style: none;
}

/* Make images and media responsive and block-level by default */
img,
picture,
svg,
video {
    display: block;
    max-width: 100%;
    height: auto;
}

/* Inherit font styles for form elements to avoid inconsistencies */
input,
button,
textarea,
select {
    font: inherit;
}

/* =========================
   NAVIGATION
   ========================= */
nav {
    position: sticky;
    top: 0;
    z-index: var(--z-fixed);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 2.25rem;
    margin: 0;
    padding: 0 var(--spacing-sm);
    background-color: var(--color-secondary);
    transition: box-shadow var(--transition-fast);
}

nav.scrolled {
    background: linear-gradient(
        to bottom,
        rgba(0, 0, 0, 0.45),
        rgba(0, 0, 0, 0.15),
        rgba(0, 0, 0, 0)
    );
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
}

.navbar-left {
    position: absolute;
    left: 10vw;
}

#navbar-signature {
    font-family: var(--font-signature);
    font-size: 1.4rem;
    font-weight: 600;
    font-style: normal;
    color: var(--color-primary);
}

.nav-menu-open-button {
    position: absolute;
    top: 50%;
    right: 10vw;
    display: none;
    height: 1.75rem;
    transform: translateY(-50%);
}
.nav-menu-open-button a {
    display: flex;
    align-items: center;
    height: 100%;
    padding: 0 30px;
    color: var(--color-black);
    text-decoration: none;
}

.navbar-nav {
    display: flex;
    flex-direction: row;
    gap: var(--spacing-sm);
    height: 95%;
    margin: 0.3rem auto;
    font-family: var(--font-body);
    font-weight: 400;
    font-style: normal;
    list-style: none;
}

.navbar-nav li > a {
    display: flex;
    align-items: center;
    height: 100%;
    padding: 0 15px;
    border: 0;
    border-radius: var(--border-radius-md);
    background: none;
    font-weight: 600;
    color: var(--color-primary);
    text-decoration: none;
    transition:
        color var(--transition-fast),
        background-color var(--transition-fast),
        border-color var(--transition-fast);
}

nav a:not(#navbar-signature):hover {
    background-color: var(--color-dark);
    color: var(--color-light);
}

nav i:hover {
    background-color: var(--color-dark);
    color: var(--color-white);
}

.navbar-sidebar {
    position: fixed;
    top: 0;
    right: 0;
    z-index: var(--z-dropdown);
    display: none;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    gap: 20px;
    width: 250px;
    height: max-content;
    margin: auto;
    padding: 10px 5px;
    background-color: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(12px);
    box-shadow: -10px 0 10px rgba(0, 0, 0, 0.1);
    font-family: var(--font-body);
    font-weight: 400;
    font-style: normal;
    text-align: center;
    list-style: none;
}

.navbar-sidebar li {
    width: 100%;
}

.navbar-sidebar a {
    display: inline-block;
    width: 100%;
    padding: 5px 0;
    border-radius: var(--border-radius-sm);
    font-size: 20px;
}

.nav-menu-close-button i {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 5px 0 0 15px;
    padding: 8px 22px;
    border-radius: 50%;
    font-size: 26px;
    line-height: 26px;
    cursor: pointer;
}

/* =========================
   LAYOUT
   ========================= */
.container {
    width: 100%;
    margin-right: auto;
    margin-left: auto;
    padding-right: calc(var(--container-gutter) * 0.5);
    padding-left: calc(var(--container-gutter) * 0.5);
}

section {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

/* =========================
   HOME SECTION
   ========================= */
#home {
    height: 100vh;
    background: var(--gradient-home) no-repeat;
}

.home-main-content {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 90%;
    height: 90%;
    margin: auto;
}

.home-main-content-flex-container {
    display: flex;
    width: 90vw;
    flex-wrap: nowrap; /* never wrap */
    align-items: center;
    justify-content: center;
}

.home-who-am-i {
    flex: 0 0 70%;
    container-type: inline-size;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    gap: 0.1rem;
}

.home-who-am-i * {
    white-space: nowrap;
}

.home-who-am-i h1 {
    font-size: 7.5vw;
    white-space: nowrap;
}

.home-who-am-i h2 {
    display: flex;
    justify-content: center;
}

.home-who-am-i > h2:nth-of-type(1) {
    font-family: var(--font-cursive);
    font-size: 2.5vw;
    font-weight: 500;
    font-style: normal;
    color: #feffc4;
    cursor: default;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

.home-who-am-i > h2:nth-of-type(2) {
    margin: 0.5em 0 auto 13.5em;
    background: -webkit-linear-gradient(
        90deg,
        rgba(227, 10, 23, 1) 0%,
        rgba(255, 255, 255, 1) 50%
    );
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-align: center;
    font-size: 2vw;
    cursor: default;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

/* Home Picture */
.home-mypic {
    flex: 0 0 30%;
    display: flex;
    justify-content: center;
    align-items: center;
    max-width: 35%;
    overflow: hidden;
}

#myHeadshot {
    position: relative;
    width: 100%;
    max-height: 100% !important;
    object-fit: cover;
}

#home-span {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: max-content max-content;
    gap: 0 1;
    overflow: visible;
    /* grid-template-columns: 1fr auto;
    align-items: stretch;*/
}

.home-span-item {
    position: relative;
    display: flex;
    align-items: center;
    margin: 0;
    padding: 0;
    line-height: 0.8;
    text-align: center;
    white-space: nowrap;
}

/* Data Analyst Glitching Effect */
#home-span > h1:nth-of-type(1) {
    --btn-transition: 0.3s;
    --btn-animation-duration: 1.2s;
    --hover-btn-color: #016b61;
    --default-btn-color: #016b61;
    --font-family: Menlo, Roboto Mono, monospace;
    grid-column: 1;
    grid-row: 1;
    margin-bottom: -1rem;
    border: none;
    color: var(--hover-btn-color);
    cursor: default;
    overflow: hidden;
    transition: var(--btn-transition);
    /* box-shadow: var(--btn-shadow); */
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

#home-span > h1:nth-of-type(1)::before {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center; /* 🔥 baseline yerine center */
    justify-content: center;
    content: "";
    color: var(--hover-btn-color);
    pointer-events: none;
}

#home-span > h1:nth-of-type(1):hover,
#home-span > h1:nth-of-type(1):focus {
    background: var(--btn-hover-bg);
}

#home-span > h1:nth-of-type(1):hover,
#home-span > h1:nth-of-type(1):focus {
    color: var(--hover-btn-color);
    animation: hide-text linear both var(--btn-animation-duration);
}

#home-span > h1:nth-of-type(1):hover::before,
#home-span > h1:nth-of-type(1):focus::before {
    animation: chitchat linear both var(--btn-animation-duration);
}

@keyframes hide-text {
    0% {
        color: transparent;
    }
    95% {
        color: transparent;
    }
    100% {
        color: #016b61;
    }
}

@keyframes chitchat {
    0% {
        content: "#";
    }
    5% {
        content: ".";
    }
    10% {
        content: "^{";
    }
    15% {
        content: "-!$";
    }
    20% {
        content: "#$_@";
    }
    25% {
        content: ":0}%";
    }
    30% {
        content: "#{+?!@";
    }
    35% {
        content: "@-?$#&";
    }
    40% {
        content: "?{4@*^!";
    }
    45% {
        content: "=.^!#$%";
    }
    50% {
        content: "?2@%*)";
    }
    55% {
        content: "\;1>?@#$";
    }
    60% {
        content: "{:#@!&*^";
        right: 0;
    }
    65% {
        content: "|{[4$@#^";
        right: 0;
    }
    70% {
        content: "4%0!@$&*";
        right: 0;
    }
    75% {
        content: "1_<?@#$%";
        right: 0;
    }
    80% {
        content: "0%}]!@#";
        right: 0;
    }
    85% {
        content: "]>'<#$%";
        right: 0;
    }
    90% {
        content: "4@#%=*?";
        right: 0;
    }
    95% {
        content: "2!/#.?+";
        right: 0;
    }
    97% {
        content: "$&-?^+:0/<!";
        right: 0;
    }
    100% {
        content: "";
        right: 0;
    }
}

/* Python Dev Glitch Effect */
#home-span > h1:nth-of-type(2) {
    grid-column: 1;
    grid-row: 2;
    position: relative;
    z-index: var(--z-normal);
    display: grid;
    color: var(--color-white);
    letter-spacing: 0.0525em;
    cursor: default;
    animation: glitch-skew 1s infinite linear alternate-reverse;
    user-select: none;
}

#home-span > h1:nth-of-type(2)::before {
    position: absolute;
    inset: 0;
    top: 0;
    left: 2px;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    content: attr(data-text);
    text-shadow: -2px 0 #ff00c1;
    clip: rect(44px, 450px, 56px, 0);
    animation: glitch-anim 5s infinite linear alternate-reverse;
}

#home-span > h1:nth-of-type(2)::after {
    position: absolute;
    inset: 0;
    top: 0;
    left: -2px;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    content: attr(data-text);
    text-shadow:
        -2px 0 #00fff9,
        2px 2px #ff00c1;
    animation: glitch-anim2 5s infinite linear alternate-reverse;
}

/* Consolidated similar keyframe patterns */
@keyframes glitch-anim {
    0% {
        clip: rect(42px, 9999px, 98px, 0);
        transform: skew(0.5deg);
    }
    5% {
        clip: rect(12px, 9999px, 59px, 0);
        transform: skew(0.2deg);
    }
    10% {
        clip: rect(82px, 9999px, 25px, 0);
        transform: skew(0.9deg);
    }
    15% {
        clip: rect(35px, 9999px, 15px, 0);
        transform: skew(0.7deg);
    }
    20% {
        clip: rect(91px, 9999px, 46px, 0);
        transform: skew(0.3deg);
    }
    25% {
        clip: rect(65px, 9999px, 74px, 0);
        transform: skew(0.8deg);
    }
    30% {
        clip: rect(23px, 9999px, 88px, 0);
        transform: skew(0.4deg);
    }
    35% {
        clip: rect(55px, 9999px, 32px, 0);
        transform: skew(0.6deg);
    }
    40% {
        clip: rect(18px, 9999px, 96px, 0);
        transform: skew(0.1deg);
    }
    45% {
        clip: rect(73px, 9999px, 51px, 0);
        transform: skew(0.95deg);
    }
    50% {
        clip: rect(38px, 9999px, 67px, 0);
        transform: skew(0.45deg);
    }
    55% {
        clip: rect(85px, 9999px, 29px, 0);
        transform: skew(0.75deg);
    }
    60% {
        clip: rect(14px, 9999px, 81px, 0);
        transform: skew(0.25deg);
    }
    65% {
        clip: rect(62px, 9999px, 43px, 0);
        transform: skew(0.85deg);
    }
    70% {
        clip: rect(29px, 9999px, 92px, 0);
        transform: skew(0.35deg);
    }
    75% {
        clip: rect(77px, 9999px, 18px, 0);
        transform: skew(0.65deg);
    }
    80% {
        clip: rect(48px, 9999px, 71px, 0);
        transform: skew(0.55deg);
    }
    85% {
        clip: rect(8px, 9999px, 58px, 0);
        transform: skew(0.15deg);
    }
    90% {
        clip: rect(69px, 9999px, 36px, 0);
        transform: skew(0.88deg);
    }
    95% {
        clip: rect(21px, 9999px, 84px, 0);
        transform: skew(0.42deg);
    }
    100% {
        clip: rect(53px, 9999px, 63px, 0);
        transform: skew(0.72deg);
    }
}

@keyframes glitch-anim2 {
    0% {
        clip: rect(65px, 9999px, 32px, 0);
        transform: skew(0.8deg);
    }
    5% {
        clip: rect(28px, 9999px, 91px, 0);
        transform: skew(0.3deg);
    }
    10% {
        clip: rect(76px, 9999px, 14px, 0);
        transform: skew(0.95deg);
    }
    15% {
        clip: rect(41px, 9999px, 68px, 0);
        transform: skew(0.5deg);
    }
    20% {
        clip: rect(19px, 9999px, 83px, 0);
        transform: skew(0.2deg);
    }
    25% {
        clip: rect(57px, 9999px, 45px, 0);
        transform: skew(0.7deg);
    }
    30% {
        clip: rect(88px, 9999px, 22px, 0);
        transform: skew(0.9deg);
    }
    35% {
        clip: rect(34px, 9999px, 79px, 0);
        transform: skew(0.4deg);
    }
    40% {
        clip: rect(71px, 9999px, 56px, 0);
        transform: skew(0.6deg);
    }
    45% {
        clip: rect(16px, 9999px, 93px, 0);
        transform: skew(0.1deg);
    }
    50% {
        clip: rect(62px, 9999px, 27px, 0);
        transform: skew(0.85deg);
    }
    55% {
        clip: rect(39px, 9999px, 74px, 0);
        transform: skew(0.45deg);
    }
    60% {
        clip: rect(84px, 9999px, 11px, 0);
        transform: skew(0.75deg);
    }
    65% {
        clip: rect(25px, 9999px, 89px, 0);
        transform: skew(0.25deg);
    }
    70% {
        clip: rect(68px, 9999px, 48px, 0);
        transform: skew(0.65deg);
    }
    75% {
        clip: rect(13px, 9999px, 95px, 0);
        transform: skew(0.35deg);
    }
    80% {
        clip: rect(52px, 9999px, 36px, 0);
        transform: skew(0.55deg);
    }
    85% {
        clip: rect(81px, 9999px, 64px, 0);
        transform: skew(0.15deg);
    }
    90% {
        clip: rect(44px, 9999px, 72px, 0);
        transform: skew(0.88deg);
    }
    95% {
        clip: rect(9px, 9999px, 51px, 0);
        transform: skew(0.42deg);
    }
    100% {
        clip: rect(59px, 9999px, 38px, 0);
        transform: skew(0.72deg);
    }
}

@keyframes glitch-skew {
    0% {
        transform: skew(-2deg);
    }
    10% {
        transform: skew(3deg);
    }
    20% {
        transform: skew(-1deg);
    }
    30% {
        transform: skew(4deg);
    }
    40% {
        transform: skew(1deg);
    }
    50% {
        transform: skew(-3deg);
    }
    60% {
        transform: skew(2deg);
    }
    70% {
        transform: skew(-4deg);
    }
    80% {
        transform: skew(0deg);
    }
    90% {
        transform: skew(3deg);
    }
    100% {
        transform: skew(-1deg);
    }
}

/* Ampersand Effect */
#home-span > span {
    /* > .home-span-item:nth-child(2) { */
    z-index: var(--z-normal);
    display: flex;
    align-items: center;
    grid-column: 2;
    grid-row: 1 / span 2; /* 👈 takes both rows */
    align-self: end;
    font-size: 20vw;
    color: var(--color-white);
    text-align: center;
    text-shadow:
        0 0 20px rgba(255, 255, 255, 0.8),
        0 0 40px rgba(254, 83, 186, 0.6),
        0 0 60px rgba(142, 81, 234, 0.4);
    cursor: default;
    transform: translateY(-5%);
    transition: transform var(--transition-normal);
    user-select: none;
}

#home-span > .home-span-item:nth-child(2):hover {
    transform: scale(1.00001);
}

/* #home-span > .home-span-item:nth-child(2) canvas {
    position: absolute;
    top: 0;
    left: 0;
    z-index: var(--z-negative);
    width: 100%;
    height: 100%;
} */

#home-span > .home-span-item:nth-child(2)::before,
#home-span > .home-span-item:nth-child(2)::after {
    position: absolute;
    z-index: -2;
    width: 200px;
    height: 200px;
    content: "";
    border-radius: 50%;
    filter: blur(60px);
    animation: pulse 4s ease-in-out infinite;
}

#home-span > .home-span-item:nth-child(2)::before {
    top: 50%;
    left: -50px;
    background: linear-gradient(
        0deg,
        transparent,
        transparent 30%,
        rgba(0, 255, 255, 0.3)
    );
    opacity: 0;
    transform: rotate(-45deg) translateY(-50%);
    transition: all var(--transition-slow);
}

#home-span > .home-span-item:nth-child(2):hover::before {
    opacity: 1;
    transform: rotate(-45deg) translateY(100%);
}

#home-span > .home-span-item:nth-child(2)::after {
    top: 50%;
    background: rgba(142, 81, 234, 0.7);
    transform: translateY(-50%);
    animation-delay: 2s;
}

@keyframes pulse {
    0%,
    100% {
        opacity: 0.5;
        transform: translateY(-50%) scale(0.8);
    }
    50% {
        opacity: 0.8;
        transform: translateY(-50%) scale(1.2);
    }
}

/* Home Button */
.button-container {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    margin: 2em 0 1em -10vw;
    padding: 0;
    font-family: var(--font-glitch);
    font-weight: 400;
    font-style: normal;
    text-align: center;
}

.button-container > a {
    position: relative;
    z-index: var(--z-normal);
    display: block;
    width: 15vw;
    height: auto;
    margin: auto;
    padding: 0.3em 0;
    border: none;
    border-radius: 0.625em;
    background: #16325b;
    font-size: 2.5vw;
    color: #cfffe2;
    cursor: pointer;
    overflow: hidden;
}

.button-container > a:hover {
    color: var(--color-black);
}

.button-container > a::after {
    position: absolute;
    top: 0;
    right: -20%;
    bottom: 0;
    left: -20%;
    z-index: var(--z-negative);
    content: "";
    background: var(--color-white);
    transform: skewX(-45deg) scale(0, 1);
    transition: all var(--transition-slow);
}

.button-container > a:hover::after {
    transform: skewX(-45deg) scale(1, 1);
}

/* =========================
   PORTFOLIO SECTION
   ========================= */
#portfolio {
    height: auto;
    padding: var(--spacing-lg) var(--spacing-md);
    background: var(--gradient-portfolio);
}

#portfolio h2 {
    display: flex;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 5vw;
    font-weight: 400;
    font-style: normal;
    cursor: default;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

.filters {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin: var(--spacing-xl) var(--spacing-lg);
}

.filter-btn {
    width: fit-content;
    padding: 6px 20px;
    border: 2px solid var(--color-black);
    border-radius: 0 var(--border-radius-xl);
    background: none;
    box-shadow: 10px 1px 10px 3px var(--color-black);
    font-size: 1.25vw;
    color: var(--color-black);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.filter-btn:hover {
    border-color: #3c00ff;
    box-shadow:
        0 0 0 4px rgba(18, 74, 165, 0.1),
        0 4px 12px rgba(59, 130, 246, 0.15);
    color: #3c00ff;
    transform: translateY(-2px) scale(1.05) rotate(-2deg);
}

.filter-btn:active {
    transform: translateY(0) scale(0.98) rotate(0deg);
}

.filter-btn.active {
    border-color: var(--color-white);
    background: linear-gradient(135deg, #e0f3ff 0%, #3c00ff 100%);
    box-shadow: none;
    color: var(--color-white);
    transform: rotate(0deg); /* Aktif olunca düz */
}

.portfolio-grid {
    display: grid;
    /* grid-template-columns: repeat(auto-fit, minmax(min(100%, 25vw), 1fr)); */
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 100px), 300px));
    grid-auto-rows: auto auto; /* Her bir portfolio-item'ın 2 satırdan (resim + h3) oluşacağını belirtiyoruz */
    justify-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-xxl)
        var(--spacing-md);
}

.portfolio-item {
    display: none;
    max-width: 50vw !important;
    padding: 0.2rem 0.3rem 0.5rem 0.3rem;
    border: 1.5px dashed var(--color-white);
    border-radius: var(--border-radius-lg);
    background-color: rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow-md);
    opacity: 0;
    transition:
        opacity var(--transition-normal),
        display var(--transition-normal) allow-discrete;
    /* transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1); */
}

.portfolio-item:hover {
    box-shadow: var(--shadow-lg);
    transform: scale(1.03);
}

.portfolio-item.show {
    display: grid;
    grid-row: span 2; /* Kartın 2 satır kaplayacağını söylüyoruz */
    grid-template-rows: subgrid; /* Alt öğelerin (a etiketi içindekilerin) ana grid ile hizalanmasını sağlar */
    opacity: 1;
}

.portfolio-item > a {
    display: contents; /*Kritik: Link etiketini görsel bir kutu olmaktan çıkarır, içindeki img ve h3'ü doğrudan ana grid'in parçası yapar */
    text-decoration: none;
}

.portfolio-item img {
    grid-row: 1; /* Her zaman ilk satırda */
    width: 100%;
    border-radius: var(--border-radius-lg);
    aspect-ratio: 1 / 1; /* Kare formu burada koruyoruz */
    object-fit: cover;
}

.portfolio-item h3 {
    display: flex;
    grid-row: 2; /* Her zaman ikinci satırda */
    align-items: start;
    justify-content: center;
    height: auto;
    min-height: 48px;
    margin: 0 0 1.25rem 0;
    padding: 0 8px;
    font-size: 1.15rem;
    font-weight: 500;
    line-height: 1.2;
    text-align: center;
    overflow: hidden;
}

/* =========================
   ABOUT ME SECTION
   ========================= */
#about-me {
    height: auto;
    padding: var(--spacing-lg) var(--spacing-md);
    background: var(--gradient-about) no-repeat;
}

#about-me h2 {
    display: flex;
    justify-content: start;
    margin: 0 0 0 20vw;
    font-family: var(--font-heading);
    font-size: 5vw;
    font-weight: 400;
    font-style: normal;
    cursor: default;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

#about-me p {
    width: 70vw;
    margin: 0.5rem auto var(--spacing-lg) auto;
    padding: var(--spacing-md);
    font-family: var(--font-display);
    font-size: 1.5vw;
    font-weight: 400;
    font-style: normal;
    line-height: 1.7;
    color: #fbefef;
    text-align: center;
    word-wrap: break-word;
}

#about-me p > a {
    color: var(--color-accent);
    text-decoration: underline;
}

@property --angle {
    syntax: "<angle>";
    initial-value: 0deg;
    inherits: false;
}

.about-me-skills {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    align-content: space-around;
    gap: 1.3rem 1rem;
    width: 75%;
    margin: var(--spacing-xl) auto var(--spacing-xl) auto;
    padding: 1rem 10% 2rem 10%;
    border-radius: var(--border-radius-lg);
    background: rgba(0, 0, 0, 0.3);
    text-align: center;
}

.about-me-skills > h3 {
    flex: 1 1 100%;
    margin: 0.5rem 0 0.5rem 5vw;
    font-size: 3.5vw;
    color: whitesmoke;
    letter-spacing: 5vw;
}

.about-me-skills::after,
.about-me-skills::before {
    position: absolute;
    top: 50%;
    left: 50%;
    z-index: var(--z-negative);
    width: 100%;
    height: 100%;
    padding: 20px;
    border-radius: var(--border-radius-lg);
    background-image: conic-gradient(
        from var(--angle),
        #ff4545,
        #00ff99,
        #006aff,
        #ff0095,
        #ff4545
    );
    content: "";
    translate: -50% -50%;
    animation: spin 3s linear infinite;
}

.about-me-skills::before {
    opacity: 0.5;
    filter: blur(1.5rem);
}

@keyframes spin {
    from {
        --angle: 0deg;
    }
    to {
        --angle: 360deg;
    }
}

.gradient-btn {
    position: relative;
    padding: 10px 25px;
    border: none;
    border-radius: var(--border-radius-xl);
    background: conic-gradient(
        from 0deg,
        #ff6b6b,
        #4ecdc4,
        #45b7d1,
        #96ceb4,
        #feca57,
        #ff9ff3,
        #ff6b6b
    );
    background-clip: text;
    -webkit-background-clip: text;
    font-size: 1.3vw;
    font-weight: bold;
    color: var(--color-white);
    cursor: pointer;
    overflow: hidden;
    filter: hue-rotate(0deg);
    transition: transform 0.2s ease;
}

.gradient-btn:hover {
    transform: scale(1.03);
    animation: hue-rotating 2s linear infinite;
}

.gradient-btn::before {
    position: absolute;
    top: -50%;
    left: -50%;
    z-index: -2;
    width: 200%;
    height: 200%;
    background: conic-gradient(
        from 0deg,
        #ff6b6b,
        #4ecdc4,
        #45b7d1,
        #96ceb4,
        #feca57,
        #ff9ff3,
        #ff6b6b
    );
    content: "";
    filter: blur(10px);
    transform: rotate(0deg);
    transition: transform 1.5s ease-in-out;
}

.gradient-btn:hover::before {
    transform: rotate(180deg);
}

.gradient-btn::after {
    position: absolute;
    inset: 3px;
    z-index: var(--z-negative);
    border-radius: 47px;
    background: var(--color-black);
    content: "";
    filter: blur(5px);
}

.gradient-txt {
    background: conic-gradient(
        from 0deg,
        #ff6b6b,
        #4ecdc4,
        #45b7d1,
        #96ceb4,
        #feca57,
        #ff9ff3,
        #ff6b6b
    );
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    filter: hue-rotate(0deg);
}

.gradient-btn:hover .gradient-txt {
    animation: hue-rotating 2s linear infinite;
}

.gradient-btn:active {
    transform: scale(0.99);
}

@keyframes hue-rotating {
    to {
        filter: hue-rotate(360deg);
    }
}

/* =========================
   CONTACT SECTION
   ========================= */
#contact {
    height: auto;
    padding: var(--spacing-lg) var(--spacing-md);
    background: var(--gradient-contact) no-repeat;
}

#contact > .container > h2 {
    display: flex;
    justify-content: end;
    margin: 0 20vw 0 0;
    font-family: var(--font-heading);
    font-size: 5vw;
    font-weight: 400;
    font-style: normal;
    cursor: default;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

.contact-list {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-sm);
    margin: var(--spacing-md) auto;
    padding: var(--spacing-md);
}

.contact-item {
    position: relative;
    display: inline-block;
    padding: 0.3rem var(--spacing-md);
    border-radius: var(--border-radius-sm);
    background-color: rgba(242, 154, 174, 0.5);
    cursor: pointer;
}

.contact-item::after,
.contact-item::before {
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(to right, #c68efd, #f5004f);
    content: "";
    transform: scaleX(0);
    transition: transform 0.4s ease-out;
}

.contact-item::after {
    bottom: -5px;
    transform-origin: right;
}

.contact-item::before {
    top: -5px;
    transform-origin: left;
}

.contact-item:hover::after,
.contact-item:hover::before {
    transform: scaleX(1);
}

.contact-item > h3 {
    flex: 1 1 100%;
    font-size: 2.1vw;
    font-weight: 700;
    color: var(--color-black);
}

.contact-item > h3 > a {
    font-size: 2vw;
    font-weight: 400;
    color: #201e43;
}

.contact-item:hover a {
    text-shadow: 1px 1px 5px #fcf8f8;
}

.email-tooltip {
    position: absolute;
    bottom: 125%;
    left: 50%;
    padding: 6px 10px;
    border-radius: 6px;
    background-color: #333;
    font-size: 12px;
    color: var(--color-white);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transform: translateX(-50%);
    transition: opacity 0.2s ease;
}

.contact-item:hover .email-tooltip {
    opacity: 1;
}

/* =========================
   ICON COLORS
   ========================= */
.fa-xmark {
    color: var(--color-dark);
}

.fa-envelope {
    color: #0072c6 !important;
}

.fa-github {
    color: #211f1f !important;
}

.fa-linkedin-in {
    color: #006192 !important;
}

.fa-medium {
    color: var(--color-black) !important;
}

.fa-blogger {
    color: #ffe2af !important;
}

.fa-file {
    color: #3e5f44 !important;
}

/* =========================
   MEDIA QUERIES
   ========================= */
@media (max-width: 850px) {
    .hide-on-mobile {
        display: none;
    }

    .nav-menu-open-button {
        display: block;
    }

    .navbar-nav {
        justify-content: flex-end;
        align-items: center;
        width: 100%;
        list-style: none;
    }

    .home-main-content-flex-container {
        flex-direction: column-reverse;
        gap: 2rem;
    }

    .home-who-am-i {
        align-items: center;
    }
}

@media (max-width: 400px) {
    .navbar-sidebar {
        width: 100%;
    }
}

@media (max-width: 768px) {
    :root {
        --container-gutter: 0.75rem;
        --spacing-lg: 1rem;
        --spacing-xl: 1.5rem;
        --spacing-xxl: 2rem;
    }

    .home-who-am-i h1 {
        font-size: 8vw;
    }

    .portfolio-grid {
        grid-template-columns: repeat(auto-fit, minmax(25%, 45%));
    }

    #portfolio h2,
    #about-me h2,
    #contact > .container > h2 {
        font-size: 8vw;
    }

    .filter-btn {
        font-size: 3vw;
    }
}

@media (max-width: 480px) {
    .filter-btn {
        font-size: 2vw;
    }

    .home-who-am-i h1 {
        font-size: 10vw;
    }

    .button-container > a {
        width: 25vw;
        font-size: 4vw;
    }
}